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

app/menus/accelerator.h

Index: app/menus/accelerator.h
diff --git a/app/menus/accelerator.h b/app/menus/accelerator.h
index 0509c140890439ab2a7ae4cf085d9c835a9a270b..def6cf2f2a30926ba3eed0d7309b87b079f77d75 100644
--- a/app/menus/accelerator.h
+++ b/app/menus/accelerator.h
@@ -68,20 +68,6 @@ class Accelerator {
   int modifiers_;
 };
 
-// Since acclerator code is one of the few things that can't be cross platform
-// in the chrome UI, separate out just the GetAcceleratorForCommandId() from
-// the menu delegates.
-class AcceleratorProvider {
- public:
-  virtual ~AcceleratorProvider() {}
-
-  // Gets the accelerator for the specified command id. Returns true if the
-  // command id has a valid accelerator, false otherwise.
-  virtual bool GetAcceleratorForCommandId(
-      int command_id,
-      menus::Accelerator* accelerator) = 0;
-};
-
 }
 
 #endif  // APP_MENUS_ACCELERATOR_H_