Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/app_list/views/app_list_item_view.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 UI_APP_LIST_VIEWS_APP_LIST_ITEM_VIEW_H_
 #define UI_APP_LIST_VIEWS_APP_LIST_ITEM_VIEW_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 62 matching lines @@
   virtual void ItemPercentDownloadedChanged() OVERRIDE;
 
   // views::View overrides:
   virtual const char* GetClassName() const OVERRIDE;
   virtual void Layout() OVERRIDE;
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
   virtual void GetAccessibleState(ui::AccessibleViewState* state) OVERRIDE;
 
   // views::ContextMenuController overrides:
   virtual void ShowContextMenuForView(views::View* source,
-                                      const gfx::Point& point) OVERRIDE;
+                                      const gfx::Point& point,
+                                      ui::MenuSourceType source_type) OVERRIDE;
 
   // views::CustomButton overrides:
   virtual void StateChanged() OVERRIDE;
   virtual bool ShouldEnterPushedState(const ui::Event& event) OVERRIDE;
 
   // views::View overrides:
   virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseCaptureLost() OVERRIDE;
@@ skipping 20 matching lines @@
 
   // A timer to defer showing drag UI when mouse is pressed.
   base::OneShotTimer<AppListItemView> mouse_drag_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListItemView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_APP_LIST_ITEM_VIEW_H_