Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ash/launcher/launcher_button.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 ASH_LAUNCHER_LAUNCHER_BUTTON_H_
 #define ASH_LAUNCHER_LAUNCHER_BUTTON_H_
 
 #include "ash/ash_export.h"
 #include "ui/gfx/shadow_value.h"
 #include "ui/views/controls/button/custom_button.h"
@@ skipping 41 matching lines @@
   int state() const { return state_; }
   const ShelfLayoutManager* shelf_layout_manager() const {
     return shelf_layout_manager_;
   }
 
   // Returns the bounds of the icon.
   gfx::Rect GetIconBounds() const;
 
   // Overrides to views::CustomButton:
   virtual void ShowContextMenu(const gfx::Point& p,
-                               bool is_mouse_gesture) OVERRIDE;
+                               ui::MenuSourceType source_type) OVERRIDE;
 
  protected:
   LauncherButton(views::ButtonListener* listener,
                  LauncherButtonHost* host,
                  ShelfLayoutManager* shelf_layout_manager);
 
   // Class that draws the icon part of a button, so it can be animated
   // independently of the rest. This can be subclassed to provide a custom
   // implementation, by overriding CreateIconView().
   class IconView : public views::ImageView {
@@ skipping 68 matching lines @@
   // showing and used to detect if the menu was deleted while running.
   bool* destroyed_flag_;
 
   DISALLOW_COPY_AND_ASSIGN(LauncherButton);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_LAUNCHER_LAUNCHER_BUTTON_H_