Cleanup MenuRunner API

ui/views/controls/menu/menu_runner_handler.h

 // Copyright 2013 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 UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_HANDLER_H_
 #define UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_HANDLER_H_
 
 #include <stdint.h>
 
 namespace views {
 
 class MenuButton;
 class Widget;
 
 // Used internally by MenuRunner to show the menu. Can be set in tests (see
 // MenuRunnerTestApi) for mocking running of the menu.
 class VIEWS_EXPORT MenuRunnerHandler {
  public:
   virtual ~MenuRunnerHandler() {}
-  virtual MenuRunner::RunResult RunMenuAt(Widget* parent,
-                                          MenuButton* button,
-                                          const gfx::Rect& bounds,
-                                          MenuAnchorPosition anchor,
-                                          ui::MenuSourceType source_type,
-                                          int32_t types) = 0;
+  virtual void RunMenuAt(Widget* parent,
+                         MenuButton* button,
+                         const gfx::Rect& bounds,
+                         MenuAnchorPosition anchor,
+                         ui::MenuSourceType source_type,
+                         int32_t types) = 0;
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_HANDLER_H_