[gtk/kill-containers: 74/76] Drop GtkContainer and its accessible implementation

[Matthias Clasen <matthiasc src gnome org>]

commit c8263faa4f7e7f284ede866f20c8cf1c576f5a4a
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri May 8 21:27:13 2020 -0400

    Drop GtkContainer and its accessible implementation
    
    It is no longer used.

 gtk/a11y/gtk-a11y-autocleanups.h         |   1 -
 gtk/a11y/gtkcontaineraccessible.c        | 228 ---------------
 gtk/a11y/gtkcontaineraccessible.h        |  65 -----
 gtk/a11y/gtkcontaineraccessibleprivate.h |  38 ---
 gtk/a11y/gtkwidgetaccessible.c           |   1 -
 gtk/a11y/meson.build                     |   2 -
 gtk/gtk-a11y.h                           |   1 -
 gtk/gtk.h                                |   1 -
 gtk/gtkcontainer.c                       | 464 -------------------------------
 gtk/gtkcontainer.h                       | 118 --------
 gtk/meson.build                          |   2 -
 11 files changed, 921 deletions(-)
---
diff --git a/gtk/a11y/gtk-a11y-autocleanups.h b/gtk/a11y/gtk-a11y-autocleanups.h
index ad64194238..33be4124c0 100644
--- a/gtk/a11y/gtk-a11y-autocleanups.h
+++ b/gtk/a11y/gtk-a11y-autocleanups.h
@@ -26,7 +26,6 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkButtonAccessible, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkCellAccessible, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkCellAccessibleParent, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkComboBoxAccessible, g_object_unref)
-G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkContainerAccessible, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkContainerCellAccessible, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkEntryAccessible, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkExpanderAccessible, g_object_unref)
diff --git a/gtk/a11y/gtkwidgetaccessible.c b/gtk/a11y/gtkwidgetaccessible.c
index 0587a33973..e7885705dc 100644
--- a/gtk/a11y/gtkwidgetaccessible.c
+++ b/gtk/a11y/gtkwidgetaccessible.c
@@ -300,7 +300,6 @@ takes_focus (GtkWidget *widget)
     return TRUE;
 
   if (GTK_IS_ACCEL_LABEL (widget) ||
-      GTK_IS_CONTAINER(widget) ||
       GTK_IS_DRAG_ICON (widget) ||
       GTK_IS_DRAWING_AREA (widget) ||
       GTK_IS_GL_AREA (widget) ||
diff --git a/gtk/a11y/meson.build b/gtk/a11y/meson.build
index bece44428f..f47ca0a2bf 100644
--- a/gtk/a11y/meson.build
+++ b/gtk/a11y/meson.build
@@ -8,7 +8,6 @@ a11y_sources = files([
   'gtkcolorswatchaccessible.c',
   'gtkcomboboxaccessible.c',
   'gtkcompositeaccessible.c',
-  'gtkcontaineraccessible.c',
   'gtkcontainercellaccessible.c',
   'gtkentryaccessible.c',
   'gtkexpanderaccessible.c',
@@ -61,7 +60,6 @@ a11y_headers = files([
   'gtkcellaccessibleparent.h',
   'gtkcomboboxaccessible.h',
   'gtkcompositeaccessible.h',
-  'gtkcontaineraccessible.h',
   'gtkcontainercellaccessible.h',
   'gtkentryaccessible.h',
   'gtkexpanderaccessible.h',
diff --git a/gtk/gtk-a11y.h b/gtk/gtk-a11y.h
index 24fe4dd4ee..e097eed58e 100644
--- a/gtk/gtk-a11y.h
+++ b/gtk/gtk-a11y.h
@@ -34,7 +34,6 @@
 #include <gtk/a11y/gtkcellaccessibleparent.h>
 #include <gtk/a11y/gtkcomboboxaccessible.h>
 #include <gtk/a11y/gtkcompositeaccessible.h>
-#include <gtk/a11y/gtkcontaineraccessible.h>
 #include <gtk/a11y/gtkcontainercellaccessible.h>
 #include <gtk/a11y/gtkentryaccessible.h>
 #include <gtk/a11y/gtkexpanderaccessible.h>
diff --git a/gtk/gtk.h b/gtk/gtk.h
index e9bf5e1cff..0bdffdb4e0 100644
--- a/gtk/gtk.h
+++ b/gtk/gtk.h
@@ -82,7 +82,6 @@
 #include <gtk/gtkcomboboxtext.h>
 #include <gtk/gtkconstraintlayout.h>
 #include <gtk/gtkconstraint.h>
-#include <gtk/gtkcontainer.h>
 #include <gtk/gtkcssprovider.h>
 #include <gtk/gtkcustomlayout.h>
 #include <gtk/gtkdebug.h>
diff --git a/gtk/meson.build b/gtk/meson.build
index 3307c1aac1..015aabaafe 100644
--- a/gtk/meson.build
+++ b/gtk/meson.build
@@ -198,7 +198,6 @@ gtk_public_sources = files([
   'gtkconstraintguide.c',
   'gtkconstraintlayout.c',
   'gtkconstraint.c',
-  'gtkcontainer.c',
   'gtkcssprovider.c',
   'gtkcustomlayout.c',
   'gtkdialog.c',
@@ -451,7 +450,6 @@ gtk_public_headers = files([
   'gtkconstraintguide.h',
   'gtkconstraintlayout.h',
   'gtkconstraint.h',
-  'gtkcontainer.h',
   'gtkcssprovider.h',
   'gtkcustomlayout.h',
   'gtkdebug.h',