Clean up the WrenchMenuModel so that it uses SimpleMenu::Delegate.

chrome/browser/gtk/browser_toolbar_gtk.h

Index: chrome/browser/gtk/browser_toolbar_gtk.h
diff --git a/chrome/browser/gtk/browser_toolbar_gtk.h b/chrome/browser/gtk/browser_toolbar_gtk.h
index 09f04f13920c361359b67b686133915da8c0fefa..1018dc0258eaefcde8951beba86ff74b25cc5b14 100644
--- a/chrome/browser/gtk/browser_toolbar_gtk.h
+++ b/chrome/browser/gtk/browser_toolbar_gtk.h
@@ -12,6 +12,7 @@
 #include "app/active_window_watcher_x.h"
 #include "app/gtk_signal.h"
 #include "app/gtk_signal_registrar.h"
+#include "app/menus/accelerator.h"
 #include "app/menus/simple_menu_model.h"
 #include "app/throb_animation.h"
 #include "base/scoped_ptr.h"
@@ -40,7 +41,7 @@ class ToolbarModel;
 // View class that displays the GTK version of the toolbar and routes gtk
 // events back to the Browser.
 class BrowserToolbarGtk : public CommandUpdater::CommandObserver,
-                          public menus::SimpleMenuModel::Delegate,
+                          public menus::AcceleratorProvider,
                           public MenuGtk::Delegate,
                           public NotificationObserver,
                           public AnimationDelegate,
@@ -94,10 +95,7 @@ class BrowserToolbarGtk : public CommandUpdater::CommandObserver,
   virtual void StoppedShowing();
   virtual GtkIconSet* GetIconSetForId(int idr);
 
-  // Overridden from menus::SimpleMenuModel::Delegate:
-  virtual bool IsCommandIdEnabled(int id) const;
-  virtual bool IsCommandIdChecked(int id) const;
-  virtual void ExecuteCommand(int id);
+  // Overridden from menus::AcceleratorProvider:
   virtual bool GetAcceleratorForCommandId(int id,
                                           menus::Accelerator* accelerator);