Make bookmark bar folder buttons look active so long as the menu is open....

chrome/browser/gtk/bookmark_menu_controller_gtk.h

Index: chrome/browser/gtk/bookmark_menu_controller_gtk.h
===================================================================
--- chrome/browser/gtk/bookmark_menu_controller_gtk.h	(revision 20108)
+++ chrome/browser/gtk/bookmark_menu_controller_gtk.h	(working copy)
@@ -34,7 +34,7 @@
                          bool show_other_folder);
   virtual ~BookmarkMenuController();
 
-  // Pops up the menu.
+  // Pops up the menu. |widget| must be a GtkChromeButton.
   void Popup(GtkWidget* widget, gint button_type, guint32 timestamp);
 
   // Overridden from BaseBookmarkModelObserver:
@@ -64,6 +64,10 @@
                                    GdkEventButton* event,
                                    BookmarkMenuController* controller);
 
+  // We have to stop drawing |triggering_widget_| as active when the menu
+  // closes.
+  static void OnMenuHidden(GtkWidget* menu, BookmarkMenuController* controller);
+
   // We respond to the activate signal because things other than mouse button
   // events can trigger it.
   static void OnMenuItemActivated(GtkMenuItem* menuitem,
@@ -105,6 +109,9 @@
   // dragging).
   bool ignore_button_release_;
 
+  // The widget we are showing for (i.e. the bookmark bar folder button).
+  GtkWidget* triggering_widget_;
+
   // Mapping from node to GtkMenuItem menu id. This only contains entries for
   // nodes of type URL.
   std::map<const BookmarkNode*, GtkWidget*> node_to_menu_widget_map_;