Support loading extensions into the bookmark toolbar.

chrome/browser/views/bookmark_bar_view.h

 // Copyright (c) 2006-2008 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_VIEWS_BOOKMARK_BAR_VIEW_H_
 #define CHROME_BROWSER_VIEWS_BOOKMARK_BAR_VIEW_H_
 
 #include "chrome/browser/bookmarks/bookmark_drag_data.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
+#include "chrome/browser/extensions/extensions_service.h"
 #include "chrome/common/slide_animation.h"
 #include "chrome/views/label.h"
 #include "chrome/views/menu.h"
 #include "chrome/views/menu_button.h"
 #include "chrome/views/view.h"
 #include "chrome/views/view_menu_delegate.h"
 
 class Browser;
 class PageNavigator;
 class PrefService;
@@ skipping 357 matching lines @@
 
   // If the bookmark bubble is showing this determines which view should throb
   // and starts it throbbing. Does nothing if bookmark bubble isn't showing.
   void StartThrobbing();
 
   // If a button is currently throbbing, it is stopped. If immediate is true
   // the throb stops immediately, otherwise it stops after a couple more
   // throbs.
   void StopThrobbing(bool immediate);
 
+  // Add any extension toolstrips which may be requested by the given
+  // extensions.  Views for the toolstrips are inserted after the last bookmark
+  // button.  Returns true if there were any new toolstrips added.
+  bool AddExtensionToolstrips(const ExtensionList* extensions);
+
   Profile* profile_;
 
   // Used for opening urls.
   PageNavigator* page_navigator_;
 
   // Model providing details as to the starred entries/groups that should be
   // shown. This is owned by the Profile.
   BookmarkModel* model_;
 
   // Used to manage showing a Menu: either for the most recently bookmarked
@@ skipping 32 matching lines @@
   scoped_ptr<SlideAnimation> size_animation_;
 
   // If the bookmark bubble is showing, this is the URL.
   GURL bubble_url_;
 
   // If the bookmark bubble is showing, this is the visible ancestor of the URL.
   // The visible ancestor is either the other_bookmarked_button_,
   // overflow_button_ or a button on the bar.
   views::BaseButton* throbbing_view_;
 
+  // How many extension toolstrips we have showing in the toolbar.
+  int num_extension_toolstrips_;
+
   DISALLOW_COPY_AND_ASSIGN(BookmarkBarView);
 };
 
 #endif  // CHROME_BROWSER_VIEWS_BOOKMARK_BAR_VIEW_H_