[gnome-builder] build: fix warnings on nodebug builds

[Christian Hergert <chergert src gnome org>]

commit c38ce976cc88cfb6a94c2c84145d61d235d5493a
Author: Christian Hergert <christian hergert me>
Date:   Sat Sep 5 23:59:43 2015 -0700

    build: fix warnings on nodebug builds

 libide/ide-context.c                |    4 ----
 libide/ide-highlight-engine.c       |    4 ----
 src/app/gb-application-actions.c    |    3 ---
 src/dialogs/gb-projects-dialog.c    |    2 --
 src/shortcuts/gb-shortcuts-dialog.c |    8 ++------
 5 files changed, 2 insertions(+), 19 deletions(-)
---
diff --git a/libide/ide-context.c b/libide/ide-context.c
index 9a06173..f678d0e 100644
--- a/libide/ide-context.c
+++ b/libide/ide-context.c
@@ -507,12 +507,8 @@ ide_context_loaded (IdeContext *self)
 static void
 ide_context_dispose (GObject *object)
 {
-  IdeContext *self = (IdeContext *)object;
-
   IDE_ENTRY;
 
-  g_return_if_fail (IDE_IS_CONTEXT (self));
-
   /*
    * TODO: Shutdown services.
    */
diff --git a/libide/ide-highlight-engine.c b/libide/ide-highlight-engine.c
index ff50aac..6506f18 100644
--- a/libide/ide-highlight-engine.c
+++ b/libide/ide-highlight-engine.c
@@ -507,7 +507,6 @@ ide_highlight_engine__buffer_insert_text_cb (IdeHighlightEngine *self,
                                              gint                len,
                                              IdeBuffer          *buffer)
 {
-  GtkTextBuffer *text_buffer = (GtkTextBuffer *)buffer;
   GtkTextIter begin;
   GtkTextIter end;
 
@@ -517,7 +516,6 @@ ide_highlight_engine__buffer_insert_text_cb (IdeHighlightEngine *self,
   g_assert (location);
   g_assert (text);
   g_assert (IDE_IS_BUFFER (buffer));
-  g_assert (GTK_IS_TEXT_BUFFER (text_buffer));
 
   /*
    * Backward the begin iter len characters from location
@@ -540,7 +538,6 @@ ide_highlight_engine__buffer_delete_range_cb (IdeHighlightEngine *self,
                                               GtkTextIter        *range_end,
                                               IdeBuffer          *buffer)
 {
-  GtkTextBuffer *text_buffer = (GtkTextBuffer *)buffer;
   GtkTextIter begin;
   GtkTextIter end;
 
@@ -549,7 +546,6 @@ ide_highlight_engine__buffer_delete_range_cb (IdeHighlightEngine *self,
   g_assert (IDE_IS_HIGHLIGHT_ENGINE (self));
   g_assert (range_begin);
   g_assert (IDE_IS_BUFFER (buffer));
-  g_assert (GTK_IS_TEXT_BUFFER (text_buffer));
 
   /*
    * No need to use the range_end since everything that
diff --git a/src/app/gb-application-actions.c b/src/app/gb-application-actions.c
index 8fcf30a..7bd0637 100644
--- a/src/app/gb-application-actions.c
+++ b/src/app/gb-application-actions.c
@@ -286,11 +286,8 @@ gb_application_actions_shortcuts (GSimpleAction *action,
                                   GVariant      *variant,
                                   gpointer       user_data)
 {
-  GbApplication *self = user_data;
   GbShortcutsWindow *window;
 
-  g_assert (GB_IS_APPLICATION (self));
-
   window = g_object_new (GB_TYPE_SHORTCUTS_WINDOW,
                          "window-position", GTK_WIN_POS_CENTER,
                          "default-width", 800,
diff --git a/src/dialogs/gb-projects-dialog.c b/src/dialogs/gb-projects-dialog.c
index e0d6d19..8422d1f 100644
--- a/src/dialogs/gb-projects-dialog.c
+++ b/src/dialogs/gb-projects-dialog.c
@@ -167,11 +167,9 @@ gb_projects_dialog__recent_projects_discover_cb (GObject      *object,
                                                  gpointer      user_data)
 {
   IdeRecentProjects *recent_projects = (IdeRecentProjects *)object;
-  g_autoptr(GbProjectsDialog) self = user_data;
   GError *error = NULL;
 
   g_assert (IDE_IS_RECENT_PROJECTS (recent_projects));
-  g_assert (GB_IS_PROJECTS_DIALOG (self));
 
   if (!ide_recent_projects_discover_finish (recent_projects, result, &error))
     {
diff --git a/src/shortcuts/gb-shortcuts-dialog.c b/src/shortcuts/gb-shortcuts-dialog.c
index 9f26396..96ed483 100644
--- a/src/shortcuts/gb-shortcuts-dialog.c
+++ b/src/shortcuts/gb-shortcuts-dialog.c
@@ -615,9 +615,7 @@ gb_shortcuts_dialog_custom_tag_start (GtkBuildable  *buildable,
                                       GMarkupParser *parser,
                                       gpointer      *data)
 {
-  GbShortcutsDialog *self = (GbShortcutsDialog *)buildable;
-
-  g_assert (GB_IS_SHORTCUTS_DIALOG (self));
+  g_assert (GTK_IS_BUILDABLE (buildable));
   g_assert (GTK_IS_BUILDER (builder));
   g_assert (tagname != NULL);
   g_assert (parser != NULL);
@@ -650,9 +648,7 @@ gb_shortcuts_dialog_custom_finished (GtkBuildable *buildable,
                                      const gchar  *tagname,
                                      gpointer      user_data)
 {
-  GbShortcutsDialog *self = (GbShortcutsDialog *)buildable;
-
-  g_assert (GB_IS_SHORTCUTS_DIALOG (self));
+  g_assert (GB_IS_SHORTCUTS_DIALOG (buildable));
   g_assert (GTK_IS_BUILDER (builder));
   g_assert (tagname != NULL);