Move command handling and updating off Browser and onto a helper object.

chrome/browser/ui/gtk/location_bar_view_gtk.h

 // Copyright (c) 2012 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_UI_GTK_LOCATION_BAR_VIEW_GTK_H_
 #define CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
@@ skipping 42 matching lines @@
 }
 
 namespace ui {
 class AcceleratorGtk;
 }
 
 class LocationBarViewGtk : public OmniboxEditController,
                            public LocationBar,
                            public LocationBarTesting,
                            public content::NotificationObserver,
-                           public CommandUpdater::CommandObserver {
+                           public CommandObserver {
  public:
   explicit LocationBarViewGtk(Browser* browser);
   virtual ~LocationBarViewGtk();
 
   void Init(bool popup_window_mode);
 
   // Returns the widget the caller should host.  You must call Init() first.
   GtkWidget* widget() { return hbox_.get(); }
 
   // Returns the widget the page info bubble should point to.
@@ skipping 81 matching lines @@
   virtual int PageActionVisibleCount() OVERRIDE;
   virtual ExtensionAction* GetPageAction(size_t index) OVERRIDE;
   virtual ExtensionAction* GetVisiblePageAction(size_t index) OVERRIDE;
   virtual void TestPageActionPressed(size_t index) OVERRIDE;
 
   // content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
-  // CommandUpdater::CommandObserver:
+  // CommandObserver:
   virtual void EnabledStateChangedForCommand(int id, bool enabled) OVERRIDE;
 
   // Edit background color.
   static const GdkColor kBackgroundColor;
 
  private:
   class ContentSettingImageViewGtk : public BubbleDelegateGtk,
                                      public ui::AnimationDelegate {
    public:
     ContentSettingImageViewGtk(ContentSettingsType content_type,
@@ skipping 349 matching lines @@
   // The last search keyword that was shown via the |tab_to_search_box_|.
   string16 last_keyword_;
 
   // Used to change the visibility of the star decoration.
   BooleanPrefMember edit_bookmarks_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(LocationBarViewGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_