GTK: First draft of using native themes, partially based on evan's CL 118358.

chrome/browser/gtk/bookmark_bar_gtk.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_GTK_BOOKMARK_BAR_GTK_H_
 #define CHROME_BROWSER_GTK_BOOKMARK_BAR_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <string>
@@ skipping 49 matching lines @@
 
   // Get the current height of the bookmark bar.
   int GetHeight();
 
   // Returns true if the bookmark bar is showing the close animation.
   bool IsClosing();
 
   // Returns true if the bookmarks bar preference is set to 'always show'.
   bool IsAlwaysShown();
 
+  // Alerts us that the theme changed, and we might need to change theme images.
+  void UserChangedTheme(Profile* profile);
+
   // AnimationDelegate implementation ------------------------------------------
   virtual void AnimationProgressed(const Animation* animation);
   virtual void AnimationEnded(const Animation* animation);
 
  private:
   // Helper function which generates GtkToolItems for |bookmark_toolbar_|.
   void CreateAllBookmarkButtons(const BookmarkNode* node);
 
   // Sets the visibility of the instructional text based on whether there are
   // any bookmarks in |node|. |node| is assumed to be the bookmarks bar node.
@@ skipping 150 matching lines @@
   // displayed yet.
   scoped_ptr<BookmarkMenuController> current_menu_;
 
   // Paints the background for our bookmark bar.
   scoped_ptr<NineBox> background_ninebox_;
 
   scoped_ptr<SlideAnimation> slide_animation_;
 };
 
 #endif  // CHROME_BROWSER_GTK_BOOKMARK_BAR_GTK_H_