[gtk+/wip/baedert/gtk-widget-destroy: 141/149] gtk: Stop using gtk_widget_destroy



commit 2956808b2146831ebba20144f409f3a270c2cf2b
Author: Timm Bäder <mail baedert org>
Date:   Tue Sep 26 11:10:16 2017 +0200

    gtk: Stop using gtk_widget_destroy

 gtk/gtkaboutdialog.c             |    2 +-
 gtk/gtkappchooserbutton.c        |    4 ++--
 gtk/gtkappchooserdialog.c        |    2 +-
 gtk/gtkappchooserwidget.c        |    2 +-
 gtk/gtkapplicationwindow.c       |    4 ++--
 gtk/gtkclipboard.c               |    3 ++-
 gtk/gtkcolorbutton.c             |    2 +-
 gtk/gtkcolorchooserwidget.c      |    2 +-
 gtk/gtkcolorswatch.c             |    2 +-
 gtk/gtkcontainer.c               |    7 ++-----
 gtk/gtkdialog.c                  |    4 ++--
 gtk/gtkdnd.c                     |    3 ++-
 gtk/gtkemojichooser.c            |    4 ++--
 gtk/gtkentry.c                   |   10 +++++-----
 gtk/gtkentrycompletion.c         |    4 ++--
 gtk/gtkfilechooser.c             |    2 +-
 gtk/gtkfilechooserbutton.c       |    2 +-
 gtk/gtkfilechooserdialog.c       |    4 ++--
 gtk/gtkfilechoosernative.c       |    2 +-
 gtk/gtkfilechoosernativeportal.c |    2 +-
 gtk/gtkfilechooserwidget.c       |   19 +++++--------------
 gtk/gtkflowbox.c                 |    5 +++--
 gtk/gtkfontbutton.c              |    2 +-
 gtk/gtkheaderbar.c               |    7 ++-----
 gtk/gtklabel.c                   |    4 ++--
 gtk/gtklinkbutton.c              |    2 +-
 gtk/gtkmain.c                    |    7 ++++---
 gtk/gtkmenu.c                    |   18 +++++++++---------
 gtk/gtkmenubutton.c              |    4 +++-
 gtk/gtkmenuitem.c                |    4 ++--
 gtk/gtkmenusectionbox.c          |    2 +-
 gtk/gtkmenushell.c               |    6 +-----
 gtk/gtkmenutoolbutton.c          |    2 +-
 gtk/gtkmessagedialog.c           |    4 ++--
 gtk/gtkmodelmenuitem.c           |    2 +-
 gtk/gtkmountoperation.c          |   10 +++++-----
 gtk/gtknotebook.c                |    8 +++++---
 gtk/gtkpagesetupunixdialog.c     |    2 +-
 gtk/gtkpathbar.c                 |    2 +-
 gtk/gtkplacessidebar.c           |   21 +++++++++------------
 gtk/gtkplacesview.c              |   15 ++++++++-------
 gtk/gtkpopover.c                 |    2 +-
 gtk/gtkprintbackend.c            |    2 +-
 gtk/gtkprinteroptionwidget.c     |   19 ++++++++-----------
 gtk/gtkprintoperation-unix.c     |    4 ++--
 gtk/gtkprintoperation-win32.c    |    4 ++--
 gtk/gtkprintoperation.c          |    6 +++---
 gtk/gtkprintunixdialog.c         |   14 +++++++-------
 gtk/gtkrecentchooserdefault.c    |    2 +-
 gtk/gtkrecentchooserdialog.c     |    2 +-
 gtk/gtkscalebutton.c             |    7 ++-----
 gtk/gtkscrolledwindow.c          |    2 +-
 gtk/gtkshortcutlabel.c           |    4 +++-
 gtk/gtkshortcutsgroup.c          |    2 +-
 gtk/gtkshortcutssection.c        |    7 +++----
 gtk/gtksidebarrow.c              |    4 ++--
 gtk/gtkstackswitcher.c           |    2 +-
 gtk/gtktextchild.c               |    2 +-
 gtk/gtktextview.c                |   13 +++++++------
 gtk/gtktoolbar.c                 |    2 +-
 gtk/gtktoolbutton.c              |    2 +-
 gtk/gtktooltip.c                 |    3 ++-
 gtk/gtktreemenu.c                |   12 ++++++------
 gtk/gtktreeview.c                |    2 +-
 gtk/gtkwidget.c                  |    2 +-
 gtk/gtkwindow.c                  |   16 ++++++++--------
 gtk/gtkwindow.h                  |    6 +++---
 gtk/inspector/actions.c          |    2 +-
 gtk/inspector/css-editor.c       |    4 ++--
 gtk/inspector/css-node-tree.c    |    2 +-
 gtk/inspector/general.c          |    9 ++++-----
 gtk/inspector/misc-info.c        |    3 ++-
 gtk/inspector/prop-list.c        |    2 +-
 gtk/inspector/recorder.c         |    4 ++--
 gtk/inspector/strv-editor.c      |    9 +++------
 75 files changed, 186 insertions(+), 205 deletions(-)
---
diff --git a/gtk/gtkaboutdialog.c b/gtk/gtkaboutdialog.c
index 23482c6..3ca4363 100644
--- a/gtk/gtkaboutdialog.c
+++ b/gtk/gtkaboutdialog.c
@@ -1060,7 +1060,7 @@ gtk_about_dialog_activate_link (GtkAboutDialog *about,
       g_error_free (error);
 
       g_signal_connect (dialog, "response",
-                        G_CALLBACK (gtk_widget_destroy), NULL);
+                        G_CALLBACK (gtk_window_destroy), NULL);
 
       gtk_window_present (GTK_WINDOW (dialog));
     }
diff --git a/gtk/gtkappchooserbutton.c b/gtk/gtkappchooserbutton.c
index 90838d1..955b4dc 100644
--- a/gtk/gtkappchooserbutton.c
+++ b/gtk/gtkappchooserbutton.c
@@ -232,13 +232,13 @@ other_application_dialog_response_cb (GtkDialog *dialog,
        * 'Other application…'
        */
       gtk_combo_box_set_active (GTK_COMBO_BOX (self), self->priv->last_active);
-      gtk_widget_destroy (GTK_WIDGET (dialog));
+      gtk_window_destroy (GTK_WINDOW (dialog));
       return;
     }
 
   info = gtk_app_chooser_get_app_info (GTK_APP_CHOOSER (dialog));
 
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   /* refresh the combobox to get the new application */
   gtk_app_chooser_refresh (GTK_APP_CHOOSER (self));
diff --git a/gtk/gtkappchooserdialog.c b/gtk/gtkappchooserdialog.c
index 4053088..a428ef0 100644
--- a/gtk/gtkappchooserdialog.c
+++ b/gtk/gtkappchooserdialog.c
@@ -430,7 +430,7 @@ show_error_dialog (const gchar *primary,
   gtk_widget_show (message_dialog);
 
   g_signal_connect (message_dialog, "response",
-                    G_CALLBACK (gtk_widget_destroy), NULL);
+                    G_CALLBACK (gtk_window_destroy), NULL);
 }
 
 static void
diff --git a/gtk/gtkappchooserwidget.c b/gtk/gtkappchooserwidget.c
index 54b22a2..eee6302 100644
--- a/gtk/gtkappchooserwidget.c
+++ b/gtk/gtkappchooserwidget.c
@@ -251,7 +251,7 @@ widget_button_press_event_cb (GtkWidget      *widget,
         return FALSE;
 
       if (self->priv->popup_menu)
-        gtk_widget_destroy (self->priv->popup_menu);
+        gtk_window_destroy (GTK_WINDOW (self->priv->popup_menu));
 
       self->priv->popup_menu = menu = gtk_menu_new ();
       gtk_menu_attach_to_widget (GTK_MENU (menu), GTK_WIDGET (self), popup_menu_detach);
diff --git a/gtk/gtkapplicationwindow.c b/gtk/gtkapplicationwindow.c
index 37c87e3..b50d93c 100644
--- a/gtk/gtkapplicationwindow.c
+++ b/gtk/gtkapplicationwindow.c
@@ -758,7 +758,7 @@ gtk_application_window_dispose (GObject *object)
 
   if (window->priv->help_overlay)
     {
-      gtk_widget_destroy (GTK_WIDGET (window->priv->help_overlay));
+      gtk_window_destroy (GTK_WINDOW (window->priv->help_overlay));
       g_clear_object (&window->priv->help_overlay);
     }
 
@@ -961,7 +961,7 @@ gtk_application_window_set_help_overlay (GtkApplicationWindow *window,
   g_return_if_fail (help_overlay == NULL || GTK_IS_SHORTCUTS_WINDOW (help_overlay));
 
   if (window->priv->help_overlay)
-    gtk_widget_destroy (GTK_WIDGET (window->priv->help_overlay));
+    gtk_window_destroy (GTK_WINDOW (window->priv->help_overlay));
   g_set_object (&window->priv->help_overlay, help_overlay);
 
   if (!window->priv->help_overlay)
diff --git a/gtk/gtkclipboard.c b/gtk/gtkclipboard.c
index 329299e..e6704a4 100644
--- a/gtk/gtkclipboard.c
+++ b/gtk/gtkclipboard.c
@@ -437,6 +437,7 @@ make_clipboard_widget (GdkDisplay *display,
                       gboolean    provider)
 {
   GtkWidget *widget = gtk_invisible_new_for_screen (gdk_display_get_default_screen (display));
+  g_object_ref_sink (widget);
 
   g_signal_connect (widget, "selection-received",
                    G_CALLBACK (selection_received), NULL);
@@ -964,7 +965,7 @@ selection_received (GtkWidget            *widget,
   g_free (request_info);
 
   if (widget != get_clipboard_widget (gtk_widget_get_display (widget)))
-    gtk_widget_destroy (widget);
+    g_object_unref (G_OBJECT (widget));
 }
 
 /**
diff --git a/gtk/gtkcolorbutton.c b/gtk/gtkcolorbutton.c
index e583cda..0dd7057 100644
--- a/gtk/gtkcolorbutton.c
+++ b/gtk/gtkcolorbutton.c
@@ -443,7 +443,7 @@ gtk_color_button_finalize (GObject *object)
   GtkColorButtonPrivate *priv = button->priv;
 
   if (priv->cs_dialog != NULL)
-    gtk_widget_destroy (priv->cs_dialog);
+    gtk_window_destroy (GTK_WINDOW (priv->cs_dialog));
 
   g_free (priv->title);
   gtk_widget_unparent (priv->button);
diff --git a/gtk/gtkcolorchooserwidget.c b/gtk/gtkcolorchooserwidget.c
index 57b93c7..5a40c2b 100644
--- a/gtk/gtkcolorchooserwidget.c
+++ b/gtk/gtkcolorchooserwidget.c
@@ -739,7 +739,7 @@ add_custom_color (GtkColorChooserWidget *cc,
       if (last == GTK_WIDGET (cc->priv->current))
         cc->priv->current = NULL;
 
-      gtk_widget_destroy (last);
+      gtk_container_remove (GTK_CONTAINER (cc->priv->custom), last);
     }
 
   g_list_free (children);
diff --git a/gtk/gtkcolorswatch.c b/gtk/gtkcolorswatch.c
index 4b2bf62..97787bc 100644
--- a/gtk/gtkcolorswatch.c
+++ b/gtk/gtkcolorswatch.c
@@ -509,7 +509,7 @@ swatch_dispose (GObject *object)
 
   if (swatch->priv->popover)
     {
-      gtk_widget_destroy (swatch->priv->popover);
+      g_object_unref (G_OBJECT (swatch->priv->popover));
       swatch->priv->popover = NULL;
     }
 
diff --git a/gtk/gtkcontainer.c b/gtk/gtkcontainer.c
index 2fcd883..6edea44 100644
--- a/gtk/gtkcontainer.c
+++ b/gtk/gtkcontainer.c
@@ -1592,7 +1592,7 @@ gtk_container_destroy (GtkWidget *widget)
   if (priv->has_focus_chain)
     gtk_container_unset_focus_chain (container);
 
-  gtk_container_foreach (container, (GtkCallback) gtk_widget_destroy, NULL);
+  gtk_container_foreach (container, (GtkCallback) gtk_container_remove_callback, container);
 
   GTK_WIDGET_CLASS (parent_class)->destroy (widget);
 }
@@ -1652,10 +1652,7 @@ gtk_container_add (GtkContainer *container,
  * may be the last reference held; so removing a widget from its
  * container can destroy that widget. If you want to use @widget
  * again, you need to add a reference to it before removing it from
- * a container, using g_object_ref(). If you don’t want to use @widget
- * again it’s usually more efficient to simply destroy it directly
- * using gtk_widget_destroy() since this will remove it from the
- * container and help break any circular reference count cycles.
+ * a container, using g_object_ref().
  **/
 void
 gtk_container_remove (GtkContainer *container,
diff --git a/gtk/gtkdialog.c b/gtk/gtkdialog.c
index 78e4fe8..64dbaa3 100644
--- a/gtk/gtkdialog.c
+++ b/gtk/gtkdialog.c
@@ -120,7 +120,7 @@
  *
  *  g_signal_connect_swapped (dialog,
  *                            "response",
- *                            G_CALLBACK (gtk_widget_destroy),
+ *                            G_CALLBACK (gtk_window_destroy),
  *                            dialog);
  *
  *  // Add the label, and show everything we’ve added
@@ -1178,7 +1178,7 @@ run_destroy_handler (GtkDialog *dialog, gpointer data)
  *          do_nothing_since_dialog_was_cancelled ();
  *          break;
  *     }
- *   gtk_widget_destroy (dialog);
+ *   gtk_window_destory (GTK_WINDOW (dialog));
  * ]|
  *
  * Note that even though the recursive main loop gives the effect of a
diff --git a/gtk/gtkdnd.c b/gtk/gtkdnd.c
index 0bb71f7..8219fbe 100644
--- a/gtk/gtkdnd.c
+++ b/gtk/gtkdnd.c
@@ -1604,7 +1604,7 @@ set_icon_helper (GdkDragContext     *context,
   GtkWidget *widget;
 
   widget = gtk_image_new ();
-  gtk_widget_show (widget);
+  g_object_ref_sink (widget);
 
   gtk_image_set_from_definition (GTK_IMAGE (widget), def, GTK_ICON_SIZE_DND);
 
@@ -1679,6 +1679,7 @@ gtk_drag_set_icon_surface (GdkDragContext  *context,
   cairo_surface_set_device_offset (surface, 0, 0);
 
   widget = gtk_image_new_from_surface (surface);
+  g_object_ref_sink (widget);
 
   gtk_drag_set_icon_widget_internal (context, widget, (int)hot_x, (int)hot_y, TRUE);
 }
diff --git a/gtk/gtkemojichooser.c b/gtk/gtkemojichooser.c
index c1dcd61..162e98f 100644
--- a/gtk/gtkemojichooser.c
+++ b/gtk/gtkemojichooser.c
@@ -170,13 +170,13 @@ add_recent_item (GtkEmojiChooser *chooser,
 
       if (modifier == modifier2 && g_variant_equal (item, item2))
         {
-          gtk_widget_destroy (GTK_WIDGET (l->data));
+          gtk_container_remove (GTK_CONTAINER (chooser->recent.box), GTK_WIDGET (l->data));
           i--;
           continue;
         }
       if (i >= MAX_RECENT)
         {
-          gtk_widget_destroy (GTK_WIDGET (l->data));
+          gtk_container_remove (GTK_CONTAINER (chooser->recent.box), GTK_WIDGET (l->data));
           continue;
         }
 
diff --git a/gtk/gtkentry.c b/gtk/gtkentry.c
index 002f5a4..e506b8c 100644
--- a/gtk/gtkentry.c
+++ b/gtk/gtkentry.c
@@ -2691,10 +2691,10 @@ gtk_entry_finalize (GObject *object)
     g_source_remove (priv->blink_timeout);
 
   if (priv->selection_bubble)
-    gtk_widget_destroy (priv->selection_bubble);
+    g_object_unref (G_OBJECT (priv->selection_bubble));
 
   if (priv->magnifier_popover)
-    gtk_widget_destroy (priv->magnifier_popover);
+    g_object_unref (G_OBJECT (priv->magnifier_popover));
 
   if (priv->text_handle)
     g_object_unref (priv->text_handle);
@@ -3012,7 +3012,7 @@ gtk_entry_unrealize (GtkWidget *widget)
 
   if (priv->popup_menu)
     {
-      gtk_widget_destroy (priv->popup_menu);
+      g_object_unref (G_OBJECT (priv->popup_menu));
       priv->popup_menu = NULL;
     }
 
@@ -8498,7 +8498,7 @@ popup_targets_received (GtkClipboard     *clipboard,
 
       clipboard_contains_text = gtk_selection_data_targets_include_text (data);
       if (info_entry_priv->popup_menu)
-       gtk_widget_destroy (info_entry_priv->popup_menu);
+        g_object_unref (G_OBJECT (info_entry_priv->popup_menu));
 
       info_entry_priv->popup_menu = menu = gtk_menu_new ();
       gtk_style_context_add_class (gtk_widget_get_style_context (menu),
@@ -8691,7 +8691,7 @@ bubble_targets_received (GtkClipboard     *clipboard,
     }
 
   if (priv->selection_bubble)
-    gtk_widget_destroy (priv->selection_bubble);
+    g_object_unref (G_OBJECT (priv->selection_bubble));
 
   priv->selection_bubble = gtk_popover_new (GTK_WIDGET (entry));
   gtk_style_context_add_class (gtk_widget_get_style_context (priv->selection_bubble),
diff --git a/gtk/gtkentrycompletion.c b/gtk/gtkentrycompletion.c
index 848f687..bb9f00b 100644
--- a/gtk/gtkentrycompletion.c
+++ b/gtk/gtkentrycompletion.c
@@ -790,7 +790,7 @@ gtk_entry_completion_dispose (GObject *object)
 
   if (priv->tree_view)
     {
-      gtk_widget_destroy (priv->tree_view);
+      gtk_container_remove (GTK_CONTAINER (priv->scrolled_window), priv->tree_view);
       priv->tree_view = NULL;
     }
 
@@ -811,7 +811,7 @@ gtk_entry_completion_dispose (GObject *object)
 
   if (priv->popup_window)
     {
-      gtk_widget_destroy (priv->popup_window);
+      gtk_window_destroy (GTK_WINDOW (priv->popup_window));
       priv->popup_window = NULL;
     }
 
diff --git a/gtk/gtkfilechooser.c b/gtk/gtkfilechooser.c
index 8463ce4..ccfc27e 100644
--- a/gtk/gtkfilechooser.c
+++ b/gtk/gtkfilechooser.c
@@ -354,7 +354,7 @@ gtk_file_chooser_default_init (GtkFileChooserInterface *iface)
    * if (gtk_dialog_run (chooser) == GTK_RESPONSE_ACCEPT)
    *         save_to_file (gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (chooser));
    *
-   * gtk_widget_destroy (chooser);
+   * gtk_window_destroy (GTK_WINDOW (chooser));
    * ]|
    *
    * Returns: a #GtkFileChooserConfirmation value that indicates which
diff --git a/gtk/gtkfilechooserbutton.c b/gtk/gtkfilechooserbutton.c
index c5b58a5..9d1a680 100644
--- a/gtk/gtkfilechooserbutton.c
+++ b/gtk/gtkfilechooserbutton.c
@@ -1098,7 +1098,7 @@ gtk_file_chooser_button_destroy (GtkWidget *widget)
 
   if (priv->dialog != NULL)
     {
-      gtk_widget_destroy (priv->dialog);
+      gtk_window_destroy (GTK_WINDOW (priv->dialog));
       priv->dialog = NULL;
     }
 
diff --git a/gtk/gtkfilechooserdialog.c b/gtk/gtkfilechooserdialog.c
index 57bef49..bfb2e85 100644
--- a/gtk/gtkfilechooserdialog.c
+++ b/gtk/gtkfilechooserdialog.c
@@ -92,7 +92,7 @@
  *     g_free (filename);
  *   }
  *
- * gtk_widget_destroy (dialog);
+ * gtk_window_destroy (GTK_WINDOW (dialog));
  * ]|
  *
  * To use a dialog for saving, you can use this:
@@ -132,7 +132,7 @@
  *     g_free (filename);
  *   }
  *
- * gtk_widget_destroy (dialog);
+ * gtk_window_destroy (GTK_WINDOW (dialog));
  * ]|
  *
  * ## Setting up a file chooser dialog ## {#gtkfilechooserdialog-setting-up}
diff --git a/gtk/gtkfilechoosernative.c b/gtk/gtkfilechoosernative.c
index a9f6d20..5955c6b 100644
--- a/gtk/gtkfilechoosernative.c
+++ b/gtk/gtkfilechoosernative.c
@@ -514,7 +514,7 @@ gtk_file_chooser_native_finalize (GObject *object)
 
   g_clear_pointer (&self->accept_label, g_free);
   g_clear_pointer (&self->cancel_label, g_free);
-  gtk_widget_destroy (self->dialog);
+  gtk_window_destroy (GTK_WINDOW (self->dialog));
 
   g_slist_free_full (self->custom_files, g_object_unref);
   g_slist_free_full (self->choices, (GDestroyNotify)gtk_file_chooser_native_choice_free);
diff --git a/gtk/gtkfilechoosernativeportal.c b/gtk/gtkfilechoosernativeportal.c
index b6fa011..5a82e07 100644
--- a/gtk/gtkfilechoosernativeportal.c
+++ b/gtk/gtkfilechoosernativeportal.c
@@ -74,7 +74,7 @@ filechooser_portal_data_free (FilechooserPortalData *data)
   if (data->grab_widget)
     {
       gtk_grab_remove (data->grab_widget);
-      gtk_widget_destroy (data->grab_widget);
+      g_object_unref (G_OBJECT (data->grab_widget));
     }
 
   g_clear_object (&data->self);
diff --git a/gtk/gtkfilechooserwidget.c b/gtk/gtkfilechooserwidget.c
index eda7045..f556806 100644
--- a/gtk/gtkfilechooserwidget.c
+++ b/gtk/gtkfilechooserwidget.c
@@ -745,7 +745,7 @@ error_message_with_parent (GtkWindow  *parent,
                                  GTK_WINDOW (dialog));
 
   gtk_dialog_run (GTK_DIALOG (dialog));
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 }
 
 /* Returns a toplevel GtkWindow, or NULL if none */
@@ -936,7 +936,7 @@ update_preview_widget_visibility (GtkFileChooserWidget *impl)
     {
       if (priv->preview_label)
         {
-          gtk_widget_destroy (priv->preview_label);
+          gtk_container_remove (GTK_CONTAINER (priv->preview_box), priv->preview_label);
           priv->preview_label = NULL;
         }
     }
@@ -1489,7 +1489,7 @@ confirm_delete (GtkFileChooserWidget *impl,
 
   response = gtk_dialog_run (GTK_DIALOG (dialog));
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   return (response == GTK_RESPONSE_ACCEPT);
 }
@@ -2741,7 +2741,7 @@ save_widgets_destroy (GtkFileChooserWidget *impl)
   if (priv->save_widgets == NULL)
     return;
 
-  gtk_widget_destroy (priv->save_widgets);
+  gtk_container_remove (GTK_CONTAINER (priv->box), priv->save_widgets);
   priv->save_widgets = NULL;
   priv->save_widgets_table = NULL;
   priv->location_entry = NULL;
@@ -3637,15 +3637,6 @@ gtk_file_chooser_widget_dispose (GObject *object)
 
   cancel_all_operations (impl);
 
-  if (priv->rename_file_popover)
-    gtk_popover_set_relative_to (GTK_POPOVER (priv->rename_file_popover), NULL);
-
-  if (priv->browse_files_popover)
-    {
-      gtk_widget_destroy (priv->browse_files_popover);
-      priv->browse_files_popover = NULL;
-    }
-
   if (priv->extra_widget)
     {
       g_object_unref (priv->extra_widget);
@@ -6372,7 +6363,7 @@ confirm_dialog_should_accept_filename (GtkFileChooserWidget *impl,
 
   response = gtk_dialog_run (GTK_DIALOG (dialog));
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   return (response == GTK_RESPONSE_ACCEPT);
 }
diff --git a/gtk/gtkflowbox.c b/gtk/gtkflowbox.c
index e4a4b22..aec29fe 100644
--- a/gtk/gtkflowbox.c
+++ b/gtk/gtkflowbox.c
@@ -3760,7 +3760,7 @@ gtk_flow_box_bound_model_changed (GListModel *list,
       GtkFlowBoxChild *child;
 
       child = gtk_flow_box_get_child_at_index (box, position);
-      gtk_widget_destroy (GTK_WIDGET (child));
+      gtk_container_remove (GTK_CONTAINER (box), GTK_WIDGET (child));
     }
 
   for (i = 0; i < added; i++)
@@ -4088,7 +4088,8 @@ gtk_flow_box_bind_model (GtkFlowBox                 *box,
       g_clear_object (&priv->bound_model);
     }
 
-  gtk_flow_box_forall (GTK_CONTAINER (box), (GtkCallback) gtk_widget_destroy, NULL);
+  gtk_flow_box_forall (GTK_CONTAINER (box),
+                       (GtkCallback) gtk_container_remove_callback, box);
 
   if (model == NULL)
     return;
diff --git a/gtk/gtkfontbutton.c b/gtk/gtkfontbutton.c
index 754615f..01a60e6 100644
--- a/gtk/gtkfontbutton.c
+++ b/gtk/gtkfontbutton.c
@@ -668,7 +668,7 @@ gtk_font_button_finalize (GObject *object)
   GtkFontButtonPrivate *priv = font_button->priv;
 
   if (priv->font_dialog != NULL) 
-    gtk_widget_destroy (priv->font_dialog);
+    gtk_window_destroy (GTK_WINDOW (priv->font_dialog));
 
   g_free (priv->title);
 
diff --git a/gtk/gtkheaderbar.c b/gtk/gtkheaderbar.c
index de25017..fd74d17 100644
--- a/gtk/gtkheaderbar.c
+++ b/gtk/gtkheaderbar.c
@@ -355,7 +355,7 @@ _gtk_header_bar_update_window_buttons (GtkHeaderBar *bar)
 
                   if (!_gtk_header_bar_update_window_icon (bar, window))
                     {
-                      gtk_widget_destroy (button);
+                      g_object_unref (G_OBJECT (button));
                       priv->titlebar_icon = NULL;
                       button = NULL;
                     }
@@ -1389,10 +1389,7 @@ gtk_header_bar_destroy (GtkWidget *widget)
   GtkHeaderBarPrivate *priv = gtk_header_bar_get_instance_private (GTK_HEADER_BAR (widget));
 
   if (priv->label_sizing_box)
-    {
-      gtk_widget_destroy (priv->label_sizing_box);
-      g_clear_object (&priv->label_sizing_box);
-    }
+    g_clear_object (&priv->label_sizing_box);
 
   if (priv->custom_title)
     {
diff --git a/gtk/gtklabel.c b/gtk/gtklabel.c
index 6774ebc..15681f2 100644
--- a/gtk/gtklabel.c
+++ b/gtk/gtklabel.c
@@ -4171,7 +4171,7 @@ gtk_label_unmap (GtkWidget *widget)
     {
       if (priv->select_info->popup_menu)
         {
-          gtk_widget_destroy (priv->select_info->popup_menu);
+          g_object_unref (G_OBJECT (priv->select_info->popup_menu));
           priv->select_info->popup_menu = NULL;
         }
     }
@@ -6049,7 +6049,7 @@ gtk_label_do_popup (GtkLabel       *label,
     return;
 
   if (priv->select_info->popup_menu)
-    gtk_widget_destroy (priv->select_info->popup_menu);
+    g_object_unref (G_OBJECT (priv->select_info->popup_menu));
 
   priv->select_info->popup_menu = menu = gtk_menu_new ();
   gtk_style_context_add_class (gtk_widget_get_style_context (menu),
diff --git a/gtk/gtklinkbutton.c b/gtk/gtklinkbutton.c
index 37aaf10..77dfe0c 100644
--- a/gtk/gtklinkbutton.c
+++ b/gtk/gtklinkbutton.c
@@ -355,7 +355,7 @@ gtk_link_button_do_popup (GtkLinkButton  *link_button,
       GtkWidget *menu_item;
 
       if (priv->popup_menu)
-       gtk_widget_destroy (priv->popup_menu);
+        g_object_unref (G_OBJECT (priv->popup_menu));
 
       priv->popup_menu = gtk_menu_new ();
       gtk_style_context_add_class (gtk_widget_get_style_context (priv->popup_menu),
diff --git a/gtk/gtkmain.c b/gtk/gtkmain.c
index e9894a5..2df5e76 100644
--- a/gtk/gtkmain.c
+++ b/gtk/gtkmain.c
@@ -1736,7 +1736,7 @@ gtk_main_do_event (GdkEvent *event)
       g_object_ref (event_widget);
       if ((!gtk_window_group_get_current_grab (window_group) || gtk_widget_get_toplevel 
(gtk_window_group_get_current_grab (window_group)) == event_widget) &&
           !gtk_widget_event (event_widget, event))
-        gtk_widget_destroy (event_widget);
+        gtk_window_destroy (GTK_WINDOW (event_widget));
       g_object_unref (event_widget);
       break;
 
@@ -1744,12 +1744,13 @@ gtk_main_do_event (GdkEvent *event)
       /* Unexpected GDK_DESTROY from the outside, ignore for
        * child windows, handle like a GDK_DELETE for toplevels
        */
-      if (!gtk_widget_get_parent (event_widget))
+      if (!gtk_widget_get_parent (event_widget) &&
+          GTK_IS_WINDOW (event_widget))
         {
           g_object_ref (event_widget);
           if (!gtk_widget_event (event_widget, event) &&
               gtk_widget_get_realized (event_widget))
-            gtk_widget_destroy (event_widget);
+            gtk_window_destroy (GTK_WINDOW (event_widget));
           g_object_unref (event_widget);
         }
       break;
diff --git a/gtk/gtkmenu.c b/gtk/gtkmenu.c
index cf80a08..c075fc0 100644
--- a/gtk/gtkmenu.c
+++ b/gtk/gtkmenu.c
@@ -228,7 +228,7 @@ static void     gtk_menu_get_child_property(GtkContainer     *container,
                                             guint             property_id,
                                             GValue           *value,
                                             GParamSpec       *pspec);
-static void     gtk_menu_destroy           (GtkWidget        *widget);
+static void     gtk_menu_dispose           (GObject          *object);
 static void     gtk_menu_realize           (GtkWidget        *widget);
 static void     gtk_menu_unrealize         (GtkWidget        *widget);
 static void     gtk_menu_size_allocate     (GtkWidget           *widget,
@@ -508,8 +508,8 @@ gtk_menu_class_init (GtkMenuClass *class)
   gobject_class->set_property = gtk_menu_set_property;
   gobject_class->get_property = gtk_menu_get_property;
   gobject_class->finalize = gtk_menu_finalize;
+  gobject_class->dispose = gtk_menu_dispose;
 
-  widget_class->destroy = gtk_menu_destroy;
   widget_class->realize = gtk_menu_realize;
   widget_class->unrealize = gtk_menu_unrealize;
   widget_class->size_allocate = gtk_menu_size_allocate;
@@ -1230,15 +1230,15 @@ moved_to_rect_cb (GdkWindow          *window,
 }
 
 static void
-gtk_menu_destroy (GtkWidget *widget)
+gtk_menu_dispose (GObject *object)
 {
-  GtkMenu *menu = GTK_MENU (widget);
+  GtkMenu *menu = GTK_MENU (object);
   GtkMenuPrivate *priv = menu->priv;
   GtkMenuAttachData *data;
 
   gtk_menu_remove_scroll_timeout (menu);
 
-  data = g_object_get_data (G_OBJECT (widget), attach_data_key);
+  data = g_object_get_data (object, attach_data_key);
   if (data)
     gtk_menu_detach (menu);
 
@@ -1250,7 +1250,7 @@ gtk_menu_destroy (GtkWidget *widget)
   if (priv->needs_destruction_ref)
     {
       priv->needs_destruction_ref = FALSE;
-      g_object_ref (widget);
+      g_object_ref (object);
     }
 
   g_clear_object (&priv->accel_group);
@@ -1258,7 +1258,8 @@ gtk_menu_destroy (GtkWidget *widget)
   if (priv->toplevel)
     {
       g_signal_handlers_disconnect_by_func (priv->toplevel, moved_to_rect_cb, menu);
-      gtk_widget_destroy (priv->toplevel);
+      g_signal_handlers_disconnect_by_func (priv->toplevel, gtk_widget_destroyed, &priv->toplevel);
+      gtk_window_destroy (GTK_WINDOW (priv->toplevel));
     }
 
   g_clear_pointer (&priv->heights, g_free);
@@ -1270,7 +1271,7 @@ gtk_menu_destroy (GtkWidget *widget)
       priv->position_func_data_destroy = NULL;
     }
 
-  GTK_WIDGET_CLASS (gtk_menu_parent_class)->destroy (widget);
+  G_OBJECT_CLASS (gtk_menu_parent_class)->dispose (object);
 }
 
 static void
@@ -2922,7 +2923,6 @@ static void gtk_menu_measure (GtkWidget      *widget,
                               NULL, NULL);
           max_toggle_size = indicator_width;
 
-          gtk_widget_destroy (menu_item);
           g_object_ref_sink (menu_item);
           g_object_unref (menu_item);
         }
diff --git a/gtk/gtkmenubutton.c b/gtk/gtkmenubutton.c
index 110c7b5..6d7be5f 100644
--- a/gtk/gtkmenubutton.c
+++ b/gtk/gtkmenubutton.c
@@ -1150,7 +1150,7 @@ gtk_menu_button_set_popover (GtkMenuButton *menu_button,
                                             menu_deactivate_cb,
                                             menu_button);
 
-      gtk_popover_set_relative_to (GTK_POPOVER (priv->popover), NULL);
+      g_object_unref (priv->popover);
     }
 
   priv->popover = popover;
@@ -1162,6 +1162,8 @@ gtk_menu_button_set_popover (GtkMenuButton *menu_button,
                                 G_CALLBACK (menu_deactivate_cb), menu_button);
       update_popover_direction (menu_button);
       gtk_style_context_remove_class (gtk_widget_get_style_context (GTK_WIDGET (menu_button)), 
"menu-button");
+
+      g_object_ref (popover);
     }
 
   if (popover && priv->menu)
diff --git a/gtk/gtkmenuitem.c b/gtk/gtkmenuitem.c
index 0c98806..c0b24da 100644
--- a/gtk/gtkmenuitem.c
+++ b/gtk/gtkmenuitem.c
@@ -833,7 +833,7 @@ gtk_menu_item_destroy (GtkWidget *widget)
   GtkMenuItemPrivate *priv = menu_item->priv;
 
   if (priv->submenu)
-    gtk_widget_destroy (priv->submenu);
+    g_object_unref (G_OBJECT (priv->submenu));
 
   GTK_WIDGET_CLASS (gtk_menu_item_parent_class)->destroy (widget);
 }
@@ -1006,7 +1006,7 @@ gtk_menu_item_set_submenu (GtkMenuItem *menu_item,
 
       if (submenu)
         {
-          priv->submenu = submenu;
+          priv->submenu = g_object_ref (submenu);
           gtk_menu_attach_to_widget (GTK_MENU (submenu),
                                      widget,
                                      gtk_menu_item_detacher);
diff --git a/gtk/gtkmenusectionbox.c b/gtk/gtkmenusectionbox.c
index 3179290..aa25228 100644
--- a/gtk/gtkmenusectionbox.c
+++ b/gtk/gtkmenusectionbox.c
@@ -214,7 +214,7 @@ gtk_menu_section_box_remove_func (gint     position,
         gtk_container_remove (GTK_CONTAINER (stack), subbox);
     }
 
-  gtk_widget_destroy (g_list_nth_data (children, position));
+  gtk_container_remove (GTK_CONTAINER (box->item_box), g_list_nth_data (children, position));
   g_list_free (children);
 
   gtk_menu_section_box_schedule_separator_sync (box);
diff --git a/gtk/gtkmenushell.c b/gtk/gtkmenushell.c
index ebb7194..89c1021 100644
--- a/gtk/gtkmenushell.c
+++ b/gtk/gtkmenushell.c
@@ -1803,11 +1803,7 @@ gtk_menu_shell_tracker_remove_func (gint     position,
   GtkWidget *child;
 
   child = g_list_nth_data (menu_shell->priv->children, position);
-  /* We use destroy here because in the case of an item with a submenu,
-   * the attached-to from the submenu holds a ref on the item and a
-   * simple gtk_container_remove() isn't good enough to break that.
-   */
-  gtk_widget_destroy (child);
+  gtk_container_remove (GTK_CONTAINER (menu_shell), child);
 }
 
 static void
diff --git a/gtk/gtkmenutoolbutton.c b/gtk/gtkmenutoolbutton.c
index d34d02d..a6c6f47 100644
--- a/gtk/gtkmenutoolbutton.c
+++ b/gtk/gtkmenutoolbutton.c
@@ -160,7 +160,7 @@ gtk_menu_tool_button_construct_contents (GtkMenuToolButton *button)
       /* Note: we are not destroying the button and the arrow_button
        * here because they were removed from their container above
        */
-      gtk_widget_destroy (priv->box);
+      gtk_container_remove (GTK_CONTAINER (button), priv->box);
     }
 
   priv->box = box;
diff --git a/gtk/gtkmessagedialog.c b/gtk/gtkmessagedialog.c
index c013d56..14fb89f 100644
--- a/gtk/gtkmessagedialog.c
+++ b/gtk/gtkmessagedialog.c
@@ -69,7 +69,7 @@
  *                                   filename,
  *                                   g_strerror (errno));
  *  gtk_dialog_run (GTK_DIALOG (dialog));
- *  gtk_widget_destroy (dialog);
+ *  gtk_window_destroy (GTK_WINDOW (dialog));
  * ]|
  *
  * You might do a non-modal #GtkMessageDialog as follows:
@@ -89,7 +89,7 @@
  *  // (e.g. clicks a button)
  *
  *  g_signal_connect_swapped (dialog, "response",
- *                            G_CALLBACK (gtk_widget_destroy),
+ *                            G_CALLBACK (gtk_window_destroy),
  *                            dialog);
  * ]|
  *
diff --git a/gtk/gtkmodelmenuitem.c b/gtk/gtkmodelmenuitem.c
index 9afca43..e007519 100644
--- a/gtk/gtkmodelmenuitem.c
+++ b/gtk/gtkmodelmenuitem.c
@@ -153,7 +153,7 @@ gtk_model_menu_item_set_icon (GtkModelMenuItem *item,
       while (children)
         {
           if (GTK_IS_IMAGE (children->data))
-            gtk_widget_destroy (children->data);
+            gtk_container_remove (GTK_CONTAINER (child), GTK_WIDGET (children->data));
 
           children = g_list_delete_link (children, children);
         }
diff --git a/gtk/gtkmountoperation.c b/gtk/gtkmountoperation.c
index 0979bd0..7335127 100644
--- a/gtk/gtkmountoperation.c
+++ b/gtk/gtkmountoperation.c
@@ -358,7 +358,7 @@ pw_dialog_got_response (GtkDialog         *dialog,
 
   priv->dialog = NULL;
   g_object_notify (G_OBJECT (op), "is-showing");
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
   g_object_unref (op);
 }
 
@@ -832,7 +832,7 @@ question_dialog_button_clicked (GtkDialog       *dialog,
 
   priv->dialog = NULL;
   g_object_notify (G_OBJECT (operation), "is-showing");
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
   g_object_unref (op);
 }
 
@@ -987,7 +987,7 @@ show_processes_button_clicked (GtkDialog       *dialog,
 
   priv->dialog = NULL;
   g_object_notify (G_OBJECT (operation), "is-showing");
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
   g_object_unref (op);
 }
 
@@ -1274,7 +1274,7 @@ on_end_process_activated (GtkMenuItem *item,
        * destroy the dialog in that case
        */
       if (response != GTK_RESPONSE_NONE)
-        gtk_widget_destroy (dialog);
+        gtk_window_destroy (GTK_WINDOW (dialog));
 
       g_error_free (error);
     }
@@ -1622,7 +1622,7 @@ gtk_mount_operation_aborted (GMountOperation *op)
 
   if (priv->dialog != NULL)
     {
-      gtk_widget_destroy (GTK_WIDGET (priv->dialog));
+      gtk_window_destroy (GTK_WINDOW (priv->dialog));
       priv->dialog = NULL;
       g_object_notify (G_OBJECT (op), "is-showing");
       g_object_unref (op);
diff --git a/gtk/gtknotebook.c b/gtk/gtknotebook.c
index 144a5fc..189b822 100644
--- a/gtk/gtknotebook.c
+++ b/gtk/gtknotebook.c
@@ -4259,7 +4259,7 @@ gtk_notebook_real_remove (GtkNotebook *notebook,
       g_object_ref (tab_label);
       gtk_notebook_remove_tab_label (notebook, page);
       if (destroying)
-        gtk_widget_destroy (tab_label);
+        gtk_widget_unparent (tab_label); /* parent is page->tab_widget */
       g_object_unref (tab_label);
     }
 
@@ -6173,7 +6173,7 @@ gtk_notebook_set_show_tabs (GtkNotebook *notebook,
           children = children->next;
           if (page->default_tab)
             {
-              gtk_widget_destroy (page->tab_label);
+              gtk_widget_unparent (page->tab_label);
               page->tab_label = NULL;
             }
           else
@@ -6463,7 +6463,9 @@ gtk_notebook_popup_disable (GtkNotebook *notebook)
 
   gtk_container_foreach (GTK_CONTAINER (priv->menu),
                          (GtkCallback) gtk_notebook_menu_label_unparent, NULL);
-  gtk_widget_destroy (priv->menu);
+
+  gtk_menu_detach (GTK_MENU (priv->menu));
+  priv->menu = NULL;
 
   g_object_notify_by_pspec (G_OBJECT (notebook), properties[PROP_ENABLE_POPUP]);
 }
diff --git a/gtk/gtkpagesetupunixdialog.c b/gtk/gtkpagesetupunixdialog.c
index 044b5ed..6112651 100644
--- a/gtk/gtkpagesetupunixdialog.c
+++ b/gtk/gtkpagesetupunixdialog.c
@@ -748,7 +748,7 @@ custom_paper_dialog_response_cb (GtkDialog *custom_paper_dialog,
   /* Update printer page list */
   printer_changed_callback (GTK_COMBO_BOX (priv->printer_combo), page_setup_dialog);
 
-  gtk_widget_destroy (GTK_WIDGET (custom_paper_dialog));
+  gtk_window_destroy (GTK_WINDOW (custom_paper_dialog));
 }
 
 static void
diff --git a/gtk/gtkpathbar.c b/gtk/gtkpathbar.c
index e58927f..777b90e 100644
--- a/gtk/gtkpathbar.c
+++ b/gtk/gtkpathbar.c
@@ -1587,7 +1587,7 @@ gtk_path_bar_set_file_finish (struct SetFileInfo *info,
          ButtonData *button_data;
 
          button_data = BUTTON_DATA (l->data);
-         gtk_widget_destroy (button_data->button);
+    gtk_container_remove (GTK_CONTAINER (info->path_bar), GTK_WIDGET (button_data->button));
        }
 
       g_list_free (info->new_buttons);
diff --git a/gtk/gtkplacessidebar.c b/gtk/gtkplacessidebar.c
index 21c2ad3..af39331 100644
--- a/gtk/gtkplacessidebar.c
+++ b/gtk/gtkplacessidebar.c
@@ -1000,8 +1000,8 @@ update_places (GtkPlacesSidebar *sidebar)
    * ending a drag */
   stop_drop_feedback (sidebar);
   gtk_container_foreach (GTK_CONTAINER (sidebar->list_box),
-                         (GtkCallback) gtk_widget_destroy,
-                         NULL);
+                         (GtkCallback) gtk_container_remove_callback,
+                         sidebar->list_box);
 
   network_mounts = network_volumes = NULL;
 
@@ -1656,7 +1656,11 @@ stop_drop_feedback (GtkPlacesSidebar *sidebar)
 
   if (sidebar->row_placeholder != NULL)
     {
-      gtk_widget_destroy (sidebar->row_placeholder);
+      /* Can be a child of the listbox, or not */
+      if (gtk_widget_get_parent (sidebar->row_placeholder) != NULL)
+        gtk_container_remove (GTK_CONTAINER (sidebar->list_box), sidebar->row_placeholder);
+
+      g_object_unref (sidebar->row_placeholder);
       sidebar->row_placeholder = NULL;
     }
 
@@ -3542,7 +3546,7 @@ build_popup_menu_using_gmenu (GtkSidebarRow *row)
                                       G_ACTION_GROUP (cloud_provider_action_group));
       add_actions (sidebar);
       if (sidebar->popover)
-        gtk_widget_destroy (sidebar->popover);
+        g_object_unref (G_OBJECT (sidebar->popover));
 
       sidebar->popover = gtk_popover_new_from_model (GTK_WIDGET (sidebar),
                                                      G_MENU_MODEL (menu));
@@ -3645,7 +3649,7 @@ show_row_popover (GtkSidebarRow *row)
   g_object_get (row, "sidebar", &sidebar, NULL);
 
   if (sidebar->popover)
-    gtk_widget_destroy (sidebar->popover);
+    gtk_popover_set_relative_to (GTK_POPOVER (sidebar->popover), NULL);
 
   create_row_popover (sidebar, row);
 
@@ -4222,15 +4226,8 @@ gtk_places_sidebar_dispose (GObject *object)
       sidebar->bookmarks_manager = NULL;
     }
 
-  if (sidebar->popover)
-    {
-      gtk_widget_destroy (sidebar->popover);
-      sidebar->popover = NULL;
-    }
-
   if (sidebar->rename_popover)
     {
-      gtk_widget_destroy (sidebar->rename_popover);
       sidebar->rename_popover = NULL;
       sidebar->rename_entry = NULL;
       sidebar->rename_button = NULL;
diff --git a/gtk/gtkplacesview.c b/gtk/gtkplacesview.c
index f9dfc76..7bd96b5 100644
--- a/gtk/gtkplacesview.c
+++ b/gtk/gtkplacesview.c
@@ -519,7 +519,6 @@ populate_servers (GtkPlacesView *view)
 {
   GtkPlacesViewPrivate *priv;
   GBookmarkFile *server_list;
-  GList *children;
   gchar **uris;
   gsize num_uris;
   gint i;
@@ -542,8 +541,9 @@ populate_servers (GtkPlacesView *view)
     }
 
   /* clear previous items */
-  children = gtk_container_get_children (GTK_CONTAINER (priv->recent_servers_listbox));
-  g_list_free_full (children, (GDestroyNotify) gtk_widget_destroy);
+  gtk_container_foreach (GTK_CONTAINER (priv->recent_servers_listbox),
+                         (GtkCallback)gtk_container_remove_callback,
+                         priv->recent_servers_listbox);
 
   gtk_list_store_clear (priv->completion_store);
 
@@ -1091,7 +1091,6 @@ static void
 update_places (GtkPlacesView *view)
 {
   GtkPlacesViewPrivate *priv;
-  GList *children;
   GList *mounts;
   GList *volumes;
   GList *drives;
@@ -1102,8 +1101,10 @@ update_places (GtkPlacesView *view)
   priv = gtk_places_view_get_instance_private (view);
 
   /* Clear all previously added items */
-  children = gtk_container_get_children (GTK_CONTAINER (priv->listbox));
-  g_list_free_full (children, (GDestroyNotify) gtk_widget_destroy);
+  gtk_container_foreach (GTK_CONTAINER (priv->listbox),
+                         (GtkCallback)gtk_container_remove_callback,
+                         priv->listbox);
+
   priv->network_placeholder = NULL;
   /* Inform clients that we started loading */
   gtk_places_view_set_loading (view, TRUE);
@@ -1693,7 +1694,7 @@ popup_menu (GtkPlacesViewRow *row,
   view = gtk_widget_get_ancestor (GTK_WIDGET (row), GTK_TYPE_PLACES_VIEW);
   priv = gtk_places_view_get_instance_private (GTK_PLACES_VIEW (view));
 
-  g_clear_pointer (&priv->popup_menu, gtk_widget_destroy);
+  g_clear_pointer (&priv->popup_menu, gtk_window_destroy);
 
   build_popup_menu (GTK_PLACES_VIEW (view), row);
 
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index 19a4e38..83c9778 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -2323,7 +2323,7 @@ gtk_popover_bind_model (GtkPopover  *popover,
 
   child = gtk_bin_get_child (GTK_BIN (popover));
   if (child)
-    gtk_widget_destroy (child);
+    gtk_container_remove (GTK_CONTAINER (popover), child);
 
   style_context = gtk_widget_get_style_context (popover->priv->contents_widget);
 
diff --git a/gtk/gtkprintbackend.c b/gtk/gtkprintbackend.c
index 4094279..a4fd8ea 100644
--- a/gtk/gtkprintbackend.c
+++ b/gtk/gtkprintbackend.c
@@ -728,7 +728,7 @@ password_dialog_response (GtkWidget       *dialog,
   g_clear_pointer (&priv->auth_info, g_free);
   g_clear_pointer (&priv->auth_info_required, g_strfreev);
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   g_object_unref (backend);
 }
diff --git a/gtk/gtkprinteroptionwidget.c b/gtk/gtkprinteroptionwidget.c
index 1707e15..9abcaf4 100644
--- a/gtk/gtkprinteroptionwidget.c
+++ b/gtk/gtkprinteroptionwidget.c
@@ -432,38 +432,35 @@ deconstruct_widgets (GtkPrinterOptionWidget *widget)
 
   if (priv->check)
     {
-      gtk_widget_destroy (priv->check);
+      gtk_container_remove (GTK_CONTAINER (widget), priv->check);
       priv->check = NULL;
     }
   
   if (priv->combo)
     {
-      gtk_widget_destroy (priv->combo);
+      gtk_container_remove (GTK_CONTAINER (widget), priv->combo);
       priv->combo = NULL;
     }
   
   if (priv->entry)
     {
-      gtk_widget_destroy (priv->entry);
+      gtk_container_remove (GTK_CONTAINER (widget), priv->entry);
       priv->entry = NULL;
     }
 
   if (priv->image)
     {
-      gtk_widget_destroy (priv->image);
+      gtk_container_remove (GTK_CONTAINER (widget), priv->image);
       priv->image = NULL;
     }
 
-  if (priv->label)
-    {
-      gtk_widget_destroy (priv->label);
-      priv->label = NULL;
-    }
   if (priv->info_label)
     {
-      gtk_widget_destroy (priv->info_label);
+      gtk_container_remove (GTK_CONTAINER (widget), priv->info_label);
       priv->info_label = NULL;
     }
+
+  /* Ownership of priv->label transferred to someone else by _get_external_label */
 }
 
 static void
@@ -505,7 +502,7 @@ dialog_response_callback (GtkDialog              *dialog,
       g_free (filename);
     }
 
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   if (new_location)
     uri = new_location;
diff --git a/gtk/gtkprintoperation-unix.c b/gtk/gtkprintoperation-unix.c
index 2c45426..fbd8c94 100644
--- a/gtk/gtkprintoperation-unix.c
+++ b/gtk/gtkprintoperation-unix.c
@@ -662,7 +662,7 @@ handle_print_response (GtkWidget *dialog,
   if (settings)
     g_object_unref (settings);
     
-  gtk_widget_destroy (GTK_WIDGET (pd));
+  gtk_window_destroy (GTK_WINDOW (pd));
  
 }
 
@@ -929,7 +929,7 @@ handle_page_setup_response (GtkWidget *dialog,
   if (response == GTK_RESPONSE_OK)
     rdata->page_setup = gtk_page_setup_unix_dialog_get_page_setup (psd);
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 
   if (rdata->done_cb)
     rdata->done_cb (rdata->page_setup, rdata->data);
diff --git a/gtk/gtkprintoperation-win32.c b/gtk/gtkprintoperation-win32.c
index 2d11bce..19d8bff 100644
--- a/gtk/gtkprintoperation-win32.c
+++ b/gtk/gtkprintoperation-win32.c
@@ -1386,7 +1386,7 @@ pageDlgProc (HWND wnd, UINT message, WPARAM wparam, LPARAM lparam)
       op_win32 = op->priv->platform_data;
       
       g_signal_emit_by_name (op, "custom-widget-apply", op->priv->custom_widget);
-      gtk_widget_destroy (op_win32->embed_widget);
+      g_object_unref (G_OBJECT (op_win32->embed_widget));
       op_win32->embed_widget = NULL;
       op->priv->custom_widget = NULL;
     }
@@ -1911,7 +1911,7 @@ gtk_print_operation_run_with_dialog (GtkPrintOperation *op,
     GlobalFree (printdlgex);
 
   if (invisible)
-    gtk_widget_destroy (invisible);
+    g_object_unref (G_OBJECT (invisible));
 
   return result;
 }
diff --git a/gtk/gtkprintoperation.c b/gtk/gtkprintoperation.c
index 516f694..07315a3 100644
--- a/gtk/gtkprintoperation.c
+++ b/gtk/gtkprintoperation.c
@@ -2335,7 +2335,7 @@ print_pages_idle_done (gpointer user_data)
     }
  
   if (data->progress)
-    gtk_widget_destroy (data->progress);
+    gtk_window_destroy (GTK_WINDOW (data->progress));
 
   if (priv->rloop && !data->is_preview) 
     g_main_loop_quit (priv->rloop);
@@ -3044,7 +3044,7 @@ print_pages (GtkPrintOperation       *op,
                                          GTK_WINDOW (error_dialog));
 
           g_signal_connect (error_dialog, "response",
-                            G_CALLBACK (gtk_widget_destroy), NULL);
+                            G_CALLBACK (gtk_window_destroy), NULL);
 
           gtk_widget_show (error_dialog);
 
@@ -3170,7 +3170,7 @@ gtk_print_operation_get_error (GtkPrintOperation  *op,
  *                                          "Error printing file:\n%s",
  *                                          error->message);
  *    g_signal_connect (error_dialog, "response", 
- *                      G_CALLBACK (gtk_widget_destroy), NULL);
+ *                      G_CALLBACK (gtk_window_destroy), NULL);
  *    gtk_widget_show (error_dialog);
  *    g_error_free (error);
  *  }
diff --git a/gtk/gtkprintunixdialog.c b/gtk/gtkprintunixdialog.c
index 7235ceb..c42e2e3 100644
--- a/gtk/gtkprintunixdialog.c
+++ b/gtk/gtkprintunixdialog.c
@@ -685,7 +685,7 @@ error_dialogs (GtkPrintUnixDialog *print_dialog,
 
                       response = gtk_dialog_run (GTK_DIALOG (dialog));
 
-                      gtk_widget_destroy (dialog);
+                      gtk_window_destroy (GTK_WINDOW (dialog));
 
                       g_free (dirname);
                       g_free (basename);
@@ -1636,7 +1636,7 @@ update_dialog_from_settings (GtkPrintUnixDialog *dialog)
 
       nrows = grid_rows (GTK_GRID (table));
       if (nrows == 0)
-        gtk_widget_destroy (table);
+        g_object_unref (G_OBJECT (table));
       else
         {
           has_advanced = TRUE;
@@ -1989,13 +1989,13 @@ clear_per_printer_ui (GtkPrintUnixDialog *dialog)
     return;
 
   gtk_container_foreach (GTK_CONTAINER (priv->finishing_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
+                         (GtkCallback)gtk_container_remove_callback, priv->finishing_table);
   gtk_container_foreach (GTK_CONTAINER (priv->image_quality_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
+                         (GtkCallback)gtk_container_remove_callback, priv->image_quality_table);
   gtk_container_foreach (GTK_CONTAINER (priv->color_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
+                         (GtkCallback)gtk_container_remove_callback, priv->color_table);
   gtk_container_foreach (GTK_CONTAINER (priv->advanced_vbox),
-                         (GtkCallback)gtk_widget_destroy, NULL);
+                         (GtkCallback)gtk_container_remove_callback, priv->advanced_vbox);
   extension_point_clear_children (GTK_CONTAINER (priv->extension_point));
 }
 
@@ -3283,7 +3283,7 @@ custom_paper_dialog_response_cb (GtkDialog *custom_paper_dialog,
         }
     }
 
-  gtk_widget_destroy (GTK_WIDGET (custom_paper_dialog));
+  gtk_window_destroy (GTK_WINDOW (custom_paper_dialog));
 }
 
 static void
diff --git a/gtk/gtkrecentchooserdefault.c b/gtk/gtkrecentchooserdefault.c
index 04166c2..1520709 100644
--- a/gtk/gtkrecentchooserdefault.c
+++ b/gtk/gtkrecentchooserdefault.c
@@ -596,7 +596,7 @@ error_message_with_parent (GtkWindow   *parent,
                                  GTK_WINDOW (dialog));
 
   gtk_dialog_run (GTK_DIALOG (dialog));
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 }
 
 /* Returns a toplevel GtkWindow, or NULL if none */
diff --git a/gtk/gtkrecentchooserdialog.c b/gtk/gtkrecentchooserdialog.c
index 24e781c..c28418b 100644
--- a/gtk/gtkrecentchooserdialog.c
+++ b/gtk/gtkrecentchooserdialog.c
@@ -73,7 +73,7 @@
  *     gtk_recent_info_unref (info);
  *   }
  *
- * gtk_widget_destroy (dialog);
+ * gtk_window_destroy (GTK_WINDOW (dialog));
  * ]|
  *
  * Recently used files are supported since GTK+ 2.10.
diff --git a/gtk/gtkscalebutton.c b/gtk/gtkscalebutton.c
index 7e78735..7e31dc7 100644
--- a/gtk/gtkscalebutton.c
+++ b/gtk/gtkscalebutton.c
@@ -362,6 +362,7 @@ gtk_scale_button_init (GtkScaleButton *button)
 
   gtk_widget_init_template (GTK_WIDGET (button));
   gtk_popover_set_relative_to (GTK_POPOVER (priv->dock), GTK_WIDGET (button));
+  g_object_ref (G_OBJECT (priv->dock));
 
   /* Need a local reference to the adjustment */
   priv->adjustment = gtk_adjustment_new (0, 0, 100, 2, 20, 0);
@@ -490,11 +491,7 @@ gtk_scale_button_dispose (GObject *object)
   GtkScaleButton *button = GTK_SCALE_BUTTON (object);
   GtkScaleButtonPrivate *priv = button->priv;
 
-  if (priv->dock)
-    {
-      gtk_widget_destroy (priv->dock);
-      priv->dock = NULL;
-    }
+  g_clear_object (&priv->dock);
 
   if (priv->click_id != 0)
     {
diff --git a/gtk/gtkscrolledwindow.c b/gtk/gtkscrolledwindow.c
index 021ebf6..1f6b0cc 100644
--- a/gtk/gtkscrolledwindow.c
+++ b/gtk/gtkscrolledwindow.c
@@ -2592,7 +2592,7 @@ gtk_scrolled_window_destroy (GtkWidget *widget)
 
   child = gtk_bin_get_child (GTK_BIN (widget));
   if (child)
-    gtk_widget_destroy (child);
+    gtk_container_remove (GTK_CONTAINER (widget), child);
 
   remove_indicator (scrolled_window, &priv->hindicator);
   remove_indicator (scrolled_window, &priv->vindicator);
diff --git a/gtk/gtkshortcutlabel.c b/gtk/gtkshortcutlabel.c
index b7003dd..c511b7e 100644
--- a/gtk/gtkshortcutlabel.c
+++ b/gtk/gtkshortcutlabel.c
@@ -371,7 +371,9 @@ gtk_shortcut_label_rebuild (GtkShortcutLabel *self)
   gchar **accels;
   gint k;
 
-  gtk_container_foreach (GTK_CONTAINER (self), (GtkCallback)gtk_widget_destroy, NULL);
+  gtk_container_foreach (GTK_CONTAINER (self),
+                         (GtkCallback)gtk_container_remove_callback,
+                         self);
 
   if (self->accelerator == NULL || self->accelerator[0] == '\0')
     {
diff --git a/gtk/gtkshortcutsgroup.c b/gtk/gtkshortcutsgroup.c
index d1775d9..d36a68b 100644
--- a/gtk/gtkshortcutsgroup.c
+++ b/gtk/gtkshortcutsgroup.c
@@ -273,7 +273,7 @@ gtk_shortcuts_group_dispose (GObject *object)
    */
   if (self->title)
     {
-      gtk_widget_destroy (GTK_WIDGET (self->title));
+      gtk_container_remove (GTK_CONTAINER (self), GTK_WIDGET (self->title));
       self->title = NULL;
     }
 
diff --git a/gtk/gtkshortcutssection.c b/gtk/gtkshortcutssection.c
index ac1399b..77589c2 100644
--- a/gtk/gtkshortcutssection.c
+++ b/gtk/gtkshortcutssection.c
@@ -208,13 +208,13 @@ gtk_shortcuts_section_destroy (GtkWidget *widget)
 
   if (self->stack)
     {
-      gtk_widget_destroy (GTK_WIDGET (self->stack));
+      gtk_container_remove (GTK_CONTAINER (self), GTK_WIDGET (self->stack));
       self->stack = NULL;
     }
 
   if (self->footer)
     {
-      gtk_widget_destroy (GTK_WIDGET (self->footer));
+      gtk_container_remove (GTK_CONTAINER (self), GTK_WIDGET (self->footer));
       self->footer = NULL;
     }
 
@@ -736,8 +736,7 @@ gtk_shortcuts_section_reflow_groups (GtkShortcutsSection *self)
     }
 
   /* replace the current pages with the new pages */
-  children = gtk_container_get_children (GTK_CONTAINER (self->stack));
-  g_list_free_full (children, (GDestroyNotify)gtk_widget_destroy);
+  gtk_container_foreach (GTK_CONTAINER (self->stack), (GtkCallback)gtk_container_remove_callback, 
self->stack);
 
   for (p = pages, n_pages = 0; p; p = p->next, n_pages++)
     {
diff --git a/gtk/gtksidebarrow.c b/gtk/gtksidebarrow.c
index 65a69f5..b72fcbe 100644
--- a/gtk/gtksidebarrow.c
+++ b/gtk/gtksidebarrow.c
@@ -294,8 +294,8 @@ gtk_sidebar_row_set_property (GObject      *object,
             g_clear_object (&self->cloud_provider);
 
             gtk_container_foreach (GTK_CONTAINER (self),
-                                   (GtkCallback) gtk_widget_destroy,
-                                   NULL);
+                                   (GtkCallback) gtk_container_remove_callback,
+                                   self);
 
             context = gtk_widget_get_style_context (GTK_WIDGET (self));
             gtk_style_context_add_class (context, "sidebar-placeholder-row");
diff --git a/gtk/gtkstackswitcher.c b/gtk/gtkstackswitcher.c
index 19c887f..81eb475 100644
--- a/gtk/gtkstackswitcher.c
+++ b/gtk/gtkstackswitcher.c
@@ -128,7 +128,7 @@ rebuild_child (GtkWidget   *self,
 
   button_child = gtk_bin_get_child (GTK_BIN (self));
   if (button_child != NULL)
-    gtk_widget_destroy (button_child);
+    gtk_container_remove (GTK_CONTAINER (self), button_child);
 
   button_child = NULL;
   context = gtk_widget_get_style_context (GTK_WIDGET (self));
diff --git a/gtk/gtktextchild.c b/gtk/gtktextchild.c
index 2ff7de2..d774dd7 100644
--- a/gtk/gtktextchild.c
+++ b/gtk/gtktextchild.c
@@ -180,7 +180,7 @@ child_segment_delete_func (GtkTextLineSegment *seg,
     {
       GtkWidget *child = tmp_list->data;
 
-      gtk_widget_destroy (child);
+      g_object_unref (G_OBJECT (child));
       
       tmp_list = tmp_list->next;
     }
diff --git a/gtk/gtktextview.c b/gtk/gtktextview.c
index 023e5e5..d757b22 100644
--- a/gtk/gtktextview.c
+++ b/gtk/gtktextview.c
@@ -1866,7 +1866,7 @@ gtk_text_view_set_buffer (GtkTextView   *text_view,
 
           if (vc->anchor)
             {
-              gtk_widget_destroy (vc->widget);
+              gtk_widget_unparent (vc->widget);
               /* vc may now be invalid! */
             }
 
@@ -3669,10 +3669,11 @@ gtk_text_view_finalize (GObject *object)
     text_window_free (priv->bottom_window);
 
   if (priv->selection_bubble)
-    gtk_widget_destroy (priv->selection_bubble);
+    g_object_unref (G_OBJECT (priv->selection_bubble));
 
   if (priv->magnifier_popover)
-    gtk_widget_destroy (priv->magnifier_popover);
+    g_object_unref (G_OBJECT (priv->magnifier_popover));
+
   if (priv->text_handle)
     g_object_unref (priv->text_handle);
   g_object_unref (priv->im_context);
@@ -4669,7 +4670,7 @@ gtk_text_view_unrealize (GtkWidget *widget)
 
   if (priv->popup_menu)
     {
-      gtk_widget_destroy (priv->popup_menu);
+      gtk_menu_detach (GTK_MENU (priv->popup_menu));
       priv->popup_menu = NULL;
     }
 
@@ -9264,7 +9265,7 @@ popup_targets_received (GtkClipboard     *clipboard,
       clipboard_contains_text = gtk_selection_data_targets_include_text (data);
 
       if (priv->popup_menu)
-       gtk_widget_destroy (priv->popup_menu);
+        g_object_unref (G_OBJECT (priv->popup_menu));
 
       priv->popup_menu = gtk_menu_new ();
       gtk_style_context_add_class (gtk_widget_get_style_context (priv->popup_menu),
@@ -9507,7 +9508,7 @@ bubble_targets_received (GtkClipboard     *clipboard,
     }
 
   if (priv->selection_bubble)
-    gtk_widget_destroy (priv->selection_bubble);
+    g_object_unref (G_OBJECT (priv->selection_bubble));
 
   priv->selection_bubble = gtk_popover_new (GTK_WIDGET (text_view));
   gtk_style_context_add_class (gtk_widget_get_style_context (priv->selection_bubble),
diff --git a/gtk/gtktoolbar.c b/gtk/gtktoolbar.c
index 85b1c8b..cf9a9e2 100644
--- a/gtk/gtktoolbar.c
+++ b/gtk/gtktoolbar.c
@@ -2743,7 +2743,7 @@ gtk_toolbar_dispose (GObject *object)
     {
       g_signal_handlers_disconnect_by_func (priv->menu,
                                             menu_deactivated, toolbar);
-      gtk_widget_destroy (GTK_WIDGET (priv->menu));
+      g_object_unref (G_OBJECT (priv->menu));
       priv->menu = NULL;
     }
 
diff --git a/gtk/gtktoolbutton.c b/gtk/gtktoolbutton.c
index c94e1fd..9d260c6 100644
--- a/gtk/gtktoolbutton.c
+++ b/gtk/gtktoolbutton.c
@@ -345,7 +345,7 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
       /* Note: we are not destroying the label_widget or icon_widget
        * here because they were removed from their containers above
        */
-      gtk_widget_destroy (child);
+      gtk_container_remove (GTK_CONTAINER (button->priv->button), child);
     }
 
   style = gtk_tool_item_get_toolbar_style (GTK_TOOL_ITEM (button));
diff --git a/gtk/gtktooltip.c b/gtk/gtktooltip.c
index 5bf8317..9b55990 100644
--- a/gtk/gtktooltip.c
+++ b/gtk/gtktooltip.c
@@ -224,7 +224,8 @@ gtk_tooltip_dispose (GObject *object)
       g_signal_handlers_disconnect_by_func (display,
                                            gtk_tooltip_display_closed,
                                            tooltip);
-      gtk_widget_destroy (tooltip->window);
+
+      gtk_window_destroy (GTK_WINDOW (tooltip->window));
       tooltip->window = NULL;
     }
 
diff --git a/gtk/gtktreemenu.c b/gtk/gtktreemenu.c
index 13b9fb4..08c360a 100644
--- a/gtk/gtktreemenu.c
+++ b/gtk/gtktreemenu.c
@@ -848,7 +848,7 @@ row_deleted_cb (GtkTreeModel     *model,
       else
         {
           /* Get rid of the deleted item */
-          gtk_widget_destroy (item);
+          gtk_container_remove (GTK_CONTAINER (menu), item);
 
           /* Resize everything */
           gtk_cell_area_context_reset (menu->priv->context);
@@ -860,7 +860,7 @@ row_deleted_cb (GtkTreeModel     *model,
        * since the topmost menu belongs to the user and is allowed to have no contents */
       GtkWidget *submenu = find_empty_submenu (menu);
       if (submenu)
-        gtk_widget_destroy (submenu);
+        g_object_unref (submenu);
     }
 }
 
@@ -934,8 +934,8 @@ row_changed_cb (GtkTreeModel         *model,
           if (item)
             {
               /* Destroy the header item and then the following separator */
-              gtk_widget_destroy (item);
-              gtk_widget_destroy (GTK_MENU_SHELL (menu)->priv->children->data);
+              gtk_container_remove (GTK_CONTAINER (menu), item);
+              gtk_container_remove (GTK_CONTAINER (menu), GTK_MENU_SHELL (menu)->priv->children->data);
 
               priv->menu_with_header = FALSE;
             }
@@ -963,7 +963,7 @@ row_changed_cb (GtkTreeModel         *model,
             {
               gint position = menu_item_position (menu, item);
 
-              gtk_widget_destroy (item);
+              gtk_widget_unparent (item);
               item = gtk_tree_menu_create_item (menu, iter, FALSE);
               gtk_menu_shell_insert (GTK_MENU_SHELL (menu), item, position);
             }
@@ -1253,7 +1253,7 @@ rebuild_menu (GtkTreeMenu *menu)
 
   /* Destroy all the menu items */
   gtk_container_foreach (GTK_CONTAINER (menu),
-                         (GtkCallback) gtk_widget_destroy, NULL);
+                         (GtkCallback) gtk_container_remove_callback, menu);
 
   /* Populate */
   if (priv->model)
diff --git a/gtk/gtktreeview.c b/gtk/gtktreeview.c
index 5291940..97b0f4d 100644
--- a/gtk/gtktreeview.c
+++ b/gtk/gtktreeview.c
@@ -2019,7 +2019,7 @@ gtk_tree_view_free_rbtree (GtkTreeView *tree_view)
 static void
 gtk_tree_view_destroy_search_window (GtkTreeView *tree_view)
 {
-  gtk_widget_destroy (tree_view->priv->search_window);
+  gtk_window_destroy (GTK_WINDOW (tree_view->priv->search_window));
 
   tree_view->priv->search_window = NULL;
   tree_view->priv->search_entry = NULL;
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 51e39c3..4046055 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -2946,7 +2946,7 @@ gtk_widget_class_init (GtkWidgetClass *klass)
    *                                            GTK_BUTTONS_YES_NO,
    *                                            "Move the data ?\n");
    *           response = gtk_dialog_run (GTK_DIALOG (dialog));
-   *           gtk_widget_destroy (dialog);
+   *           gtk_window_destroy (GTK_WINDOW (dialog));
    *
    *           if (response == GTK_RESPONSE_YES)
    *             action = GDK_ACTION_MOVE;
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index b2fe888..5b59d6a 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -2493,7 +2493,7 @@ gtk_window_buildable_custom_finished (GtkBuildable  *buildable,
  * the window internally, gtk_window_new() does not return a reference
  * to the caller.
  *
- * To delete a #GtkWindow, call gtk_widget_destroy().
+ * To delete a #GtkWindow, call gtk_window_destroy().
  * 
  * Returns: a new #GtkWindow.
  **/
@@ -3307,7 +3307,7 @@ gtk_window_dispose (GObject *object)
 static void
 parent_destroyed_callback (GtkWindow *parent, GtkWindow *child)
 {
-  gtk_widget_destroy (GTK_WIDGET (child));
+  gtk_window_destroy (child);
 }
 
 static void
@@ -6929,7 +6929,7 @@ gtk_window_unrealize (GtkWidget *widget)
 
   if (priv->popup_menu)
     {
-      gtk_widget_destroy (priv->popup_menu);
+      gtk_window_destroy (GTK_WINDOW (priv->popup_menu));
       priv->popup_menu = NULL;
     }
 
@@ -8105,7 +8105,7 @@ gtk_window_do_popup_fallback (GtkWindow      *window,
   gboolean maximized, iconified;
 
   if (priv->popup_menu)
-    gtk_widget_destroy (priv->popup_menu);
+    gtk_window_destroy (GTK_WINDOW (priv->popup_menu));
 
   state = gtk_window_get_state (window);
 
@@ -10614,7 +10614,7 @@ gtk_window_set_focus_visible (GtkWindow *window,
  * @setting: the new value
  *
  * Tells GTK+ whether to drop its extra reference to the window
- * when gtk_widget_destroy() is called.
+ * when gtk_window_destroy() is called.
  *
  * This function is only exported for the benefit of language
  * bindings which may need to keep the window alive until their
@@ -10857,7 +10857,7 @@ warn_response (GtkDialog *dialog,
   check = g_object_get_data (G_OBJECT (dialog), "check");
   remember = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (check));
 
-  gtk_widget_destroy (GTK_WIDGET (dialog));
+  gtk_window_destroy (GTK_WINDOW (dialog));
   g_object_set_data (G_OBJECT (inspector_window), "warning_dialog", NULL);
   if (response == GTK_RESPONSE_NO)
     {
@@ -10870,11 +10870,11 @@ warn_response (GtkDialog *dialog,
         }
 
       /* Steal reference into temp variable, so not to mess up with
-       * inspector_window during gtk_widget_destroy().
+       * inspector_window during gtk_window_destroy().
        */
       window = inspector_window;
       inspector_window = NULL;
-      gtk_widget_destroy (window);
+      gtk_window_destroy (GTK_WINDOW (window));
     }
   else
     {
diff --git a/gtk/gtkwindow.h b/gtk/gtkwindow.h
index 9ef5601..382aee3 100644
--- a/gtk/gtkwindow.h
+++ b/gtk/gtkwindow.h
@@ -183,17 +183,17 @@ GDK_AVAILABLE_IN_ALL
 gboolean   gtk_window_activate_default        (GtkWindow           *window);
 
 GDK_AVAILABLE_IN_ALL
-void       gtk_window_set_transient_for        (GtkWindow           *window, 
+void       gtk_window_set_transient_for        (GtkWindow           *window,
                                                GtkWindow           *parent);
 GDK_AVAILABLE_IN_ALL
 GtkWindow *gtk_window_get_transient_for        (GtkWindow           *window);
 GDK_AVAILABLE_IN_3_4
-void       gtk_window_set_attached_to          (GtkWindow           *window, 
+void       gtk_window_set_attached_to          (GtkWindow           *window,
                                                 GtkWidget           *attach_widget);
 GDK_AVAILABLE_IN_3_4
 GtkWidget *gtk_window_get_attached_to          (GtkWindow           *window);
 GDK_AVAILABLE_IN_ALL
-void       gtk_window_set_type_hint            (GtkWindow           *window, 
+void       gtk_window_set_type_hint            (GtkWindow           *window,
                                                GdkWindowTypeHint    hint);
 GDK_AVAILABLE_IN_ALL
 GdkWindowTypeHint gtk_window_get_type_hint     (GtkWindow           *window);
diff --git a/gtk/inspector/actions.c b/gtk/inspector/actions.c
index cd6f413..910be69 100644
--- a/gtk/inspector/actions.c
+++ b/gtk/inspector/actions.c
@@ -265,7 +265,7 @@ row_activated (GtkTreeView         *tv,
   gtk_container_add (GTK_CONTAINER (popover), editor);
   gtk_popover_popup (GTK_POPOVER (popover));
 
-  g_signal_connect (popover, "hide", G_CALLBACK (gtk_widget_destroy), NULL);
+  g_signal_connect (popover, "hide", G_CALLBACK (g_object_unref), NULL);
 
   g_free (name);
   g_free (prefix);
diff --git a/gtk/inspector/css-editor.c b/gtk/inspector/css-editor.c
index 52417be..99f4d0d 100644
--- a/gtk/inspector/css-editor.c
+++ b/gtk/inspector/css-editor.c
@@ -162,7 +162,7 @@ save_to_file (GtkInspectorCssEditor *ce,
                                        _("Saving CSS failed"));
       gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
                                                 "%s", error->message);
-      g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);
+      g_signal_connect (dialog, "response", G_CALLBACK (gtk_window_destroy), NULL);
       gtk_widget_show (dialog);
       g_error_free (error);
     }
@@ -186,7 +186,7 @@ save_response (GtkWidget             *dialog,
       g_free (filename);
     }
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 }
 
 static void
diff --git a/gtk/inspector/css-node-tree.c b/gtk/inspector/css-node-tree.c
index fa9fcc2..0d9d69c 100644
--- a/gtk/inspector/css-node-tree.c
+++ b/gtk/inspector/css-node-tree.c
@@ -104,7 +104,7 @@ show_node_prop_editor (NodePropEditor *npe)
 
   gtk_popover_popup (GTK_POPOVER (popover));
 
-  g_signal_connect (popover, "unmap", G_CALLBACK (gtk_widget_destroy), NULL);
+  g_signal_connect (popover, "unmap", G_CALLBACK (g_object_unref), NULL);
 }
 
 static void
diff --git a/gtk/inspector/general.c b/gtk/inspector/general.c
index 2e7e212..70795bf 100644
--- a/gtk/inspector/general.c
+++ b/gtk/inspector/general.c
@@ -526,7 +526,7 @@ populate_display (GdkScreen *screen, GtkInspectorGeneral *gen)
           gtk_widget_is_ancestor (gen->priv->display_composited, child))
         continue;
 
-      gtk_widget_destroy (child);
+      gtk_container_remove (GTK_CONTAINER (list), child);
     }
   g_list_free (children);
 
@@ -754,10 +754,9 @@ populate_seats (GtkInspectorGeneral *gen)
   GList *list, *l;
   int i;
 
-  list = gtk_container_get_children (GTK_CONTAINER (gen->priv->device_box));
-  for (l = list; l; l = l->next)
-    gtk_widget_destroy (GTK_WIDGET (l->data));
-  g_list_free (list);
+  gtk_container_foreach (GTK_CONTAINER (gen->priv->device_box),
+                         (GtkCallback)gtk_container_remove_callback,
+                         gen->priv->device_box);
 
   list = gdk_display_list_seats (display);
 
diff --git a/gtk/inspector/misc-info.c b/gtk/inspector/misc-info.c
index 2c36418..7140e68 100644
--- a/gtk/inspector/misc-info.c
+++ b/gtk/inspector/misc-info.c
@@ -345,7 +345,8 @@ update_info (gpointer data)
       AtkRole role;
       GList *list, *l;
 
-      gtk_container_forall (GTK_CONTAINER (sl->priv->mnemonic_label), (GtkCallback)gtk_widget_destroy, NULL);
+      gtk_container_forall (GTK_CONTAINER (sl->priv->mnemonic_label),
+                            (GtkCallback)gtk_container_remove_callback, sl->priv->mnemonic_label);
       list = gtk_widget_list_mnemonic_labels (GTK_WIDGET (sl->priv->object));
       for (l = list; l; l = l->next)
         {
diff --git a/gtk/inspector/prop-list.c b/gtk/inspector/prop-list.c
index ff108d7..aad909f 100644
--- a/gtk/inspector/prop-list.c
+++ b/gtk/inspector/prop-list.c
@@ -238,7 +238,7 @@ row_activated (GtkTreeView *tv,
 
   gtk_popover_popup (GTK_POPOVER (popover));
 
-  g_signal_connect (popover, "unmap", G_CALLBACK (gtk_widget_destroy), NULL);
+  g_signal_connect (popover, "unmap", G_CALLBACK (g_object_unref), NULL);
 
   g_free (name);
 }
diff --git a/gtk/inspector/recorder.c b/gtk/inspector/recorder.c
index 7f2ed0a..79b8e7f 100644
--- a/gtk/inspector/recorder.c
+++ b/gtk/inspector/recorder.c
@@ -567,7 +567,7 @@ render_node_save_response (GtkWidget     *dialog,
                                                    _("Saving RenderNode failed"));
           gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (message_dialog),
                                                     "%s", error->message);
-          g_signal_connect (message_dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);
+          g_signal_connect (message_dialog, "response", G_CALLBACK (gtk_window_destroy), NULL);
           gtk_widget_show (message_dialog);
           g_error_free (error);
         }
@@ -575,7 +575,7 @@ render_node_save_response (GtkWidget     *dialog,
       g_bytes_unref (bytes);
     }
 
-  gtk_widget_destroy (dialog);
+  gtk_window_destroy (GTK_WINDOW (dialog));
 }
 
 static void
diff --git a/gtk/inspector/strv-editor.c b/gtk/inspector/strv-editor.c
index 0ea973b..cddd63b 100644
--- a/gtk/inspector/strv-editor.c
+++ b/gtk/inspector/strv-editor.c
@@ -49,7 +49,8 @@ static void
 remove_string (GtkButton              *button,
                GtkInspectorStrvEditor *editor)
 {
-  gtk_widget_destroy (gtk_widget_get_parent (GTK_WIDGET (button)));
+  gtk_container_remove (GTK_CONTAINER (gtk_widget_get_parent (GTK_WIDGET (button))),
+                        GTK_WIDGET (button));
   emit_changed (editor);
 }
 
@@ -128,15 +129,11 @@ void
 gtk_inspector_strv_editor_set_strv (GtkInspectorStrvEditor  *editor,
                                     gchar                  **strv)
 {
-  GList *children, *l;
   gint i;
 
   editor->blocked = TRUE;
 
-  children = gtk_container_get_children (GTK_CONTAINER (editor->box));
-  for (l = children; l; l = l->next)
-    gtk_widget_destroy (GTK_WIDGET (l->data));
-  g_list_free (children);
+  gtk_container_foreach (GTK_CONTAINER (editor->box), (GtkCallback)gtk_container_remove_callback, 
editor->box);
 
   if (strv)
     {


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