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

chrome/browser/ui/views/location_bar/chrome_to_mobile_view.h

Index: chrome/browser/ui/views/location_bar/chrome_to_mobile_view.h
===================================================================
--- chrome/browser/ui/views/location_bar/chrome_to_mobile_view.h	(revision 144216)
+++ chrome/browser/ui/views/location_bar/chrome_to_mobile_view.h	(working copy)
@@ -19,14 +19,14 @@
 
 // A Page Action image view for the Chrome To Mobile bubble.
 class ChromeToMobileView : public views::ImageView,
-                           public CommandUpdater::CommandObserver,
+                           public CommandObserver,
                            public TouchableLocationBarView {
  public:
   ChromeToMobileView(LocationBarView* location_bar_view,
                      CommandUpdater* command_updater);
   virtual ~ChromeToMobileView();
 
-  // CommandUpdater::CommandObserver overrides:
+  // CommandObserver overrides:
   virtual void EnabledStateChangedForCommand(int id, bool enabled) OVERRIDE;
 
   // TouchableLocationBarView.