Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ash/desktop_background/desktop_background_view.cc

 // 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.
 
 #include "ash/desktop_background/desktop_background_view.h"
 
 #include <limits>
 
 #include "ash/ash_export.h"
 #include "ash/desktop_background/desktop_background_controller.h"
@@ skipping 152 matching lines @@
     // All other are simply centered, and not scaled (but may be clipped).
      canvas->DrawImageInt(wallpaper, (width() - wallpaper.width()) / 2,
          (height() - wallpaper.height()) / 2);
   }
 }
 
 bool DesktopBackgroundView::OnMousePressed(const ui::MouseEvent& event) {
   return true;
 }
 
-void DesktopBackgroundView::ShowContextMenuForView(views::View* source,
-                                                   const gfx::Point& point) {
-  Shell::GetInstance()->ShowContextMenu(point);
+void DesktopBackgroundView::ShowContextMenuForView(
+    views::View* source,
+    const gfx::Point& point,
+    ui::MenuSourceType source_type) {
+  Shell::GetInstance()->ShowContextMenu(point, source_type);
 }
 
 views::Widget* CreateDesktopBackground(aura::RootWindow* root_window,
                                        int container_id) {
   DesktopBackgroundController* controller =
       ash::Shell::GetInstance()->desktop_background_controller();
   ash::UserWallpaperDelegate* wallpaper_delegate =
     ash::Shell::GetInstance()->user_wallpaper_delegate();
 
   views::Widget* desktop_widget = new views::Widget;
@@ skipping 31 matching lines @@
   settings.AddObserver(new ShowWallpaperAnimationObserver(
       root_window, desktop_widget,
       wallpaper_delegate->ShouldShowInitialAnimation()));
   desktop_widget->Show();
   desktop_widget->GetNativeView()->SetName("DesktopBackgroundView");
   return desktop_widget;
 }
 
 }  // namespace internal
 }  // namespace ash