Refactor menu dependency on aura/wm SetShadowType

ui/views/widget/desktop_aura/desktop_native_widget_aura.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 "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/client/cursor_client.h"
@@ skipping 827 matching lines @@
 
 bool DesktopNativeWidgetAura::IsFullscreen() const {
   return content_window_ && desktop_window_tree_host_->IsFullscreen();
 }
 
 void DesktopNativeWidgetAura::SetOpacity(unsigned char opacity) {
   if (content_window_)
     desktop_window_tree_host_->SetOpacity(opacity);
 }
 
+void DesktopNativeWidgetAura::SetHasActivationShadow(bool has_shadow) {
+  if (content_window_)
+    SetShadowType(content_window_, has_shadow ? wm::SHADOW_TYPE_RECTANGULAR
+                                              : wm::SHADOW_TYPE_NONE);
+}
+
 void DesktopNativeWidgetAura::SetUseDragFrame(bool use_drag_frame) {
 }
 
 void DesktopNativeWidgetAura::FlashFrame(bool flash_frame) {
   if (content_window_)
     desktop_window_tree_host_->FlashFrame(flash_frame);
 }
 
 void DesktopNativeWidgetAura::RunShellDrag(
     View* view,
@@ skipping 337 matching lines @@
   if (cursor_reference_count_ == 0) {
     // We are the last DesktopNativeWidgetAura instance, and we are responsible
     // for cleaning up |cursor_manager_|.
     delete cursor_manager_;
     native_cursor_manager_ = NULL;
     cursor_manager_ = NULL;
   }
 }
 
 }  // namespace views