Add a drop shadow to the fullscreen exit bubble on windows.

chrome/browser/ui/views/fullscreen_exit_bubble_views.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/views/fullscreen_exit_bubble_views.h"
 
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "grit/generated_resources.h"
@@ skipping 58 matching lines @@
 FullscreenExitBubbleViews::FullscreenExitView::FullscreenExitView(
     FullscreenExitBubbleViews* bubble,
     const string16& accelerator,
     const GURL& url,
     FullscreenExitBubbleType bubble_type)
     : bubble_(bubble),
       accept_button_(NULL),
       deny_button_(NULL),
       browser_fullscreen_exit_accelerator_(accelerator) {
   views::BubbleBorder* bubble_border =
-      new views::BubbleBorder(views::BubbleBorder::NONE);
+      new views::BubbleBorder(views::BubbleBorder::NONE,
+                              views::BubbleBorder::SHADOW);
   set_background(new views::BubbleBackground(bubble_border));
   set_border(bubble_border);
   set_focusable(false);
 
   message_label_.set_parent_owned(false);
   message_label_.SetFont(ResourceBundle::GetSharedInstance().GetFont(
       ResourceBundle::MediumFont));
 
   mouse_lock_exit_instruction_.set_parent_owned(false);
   mouse_lock_exit_instruction_.SetText(bubble_->GetInstructionText());
@@ skipping 287 matching lines @@
     size.set_height(size.height() - popup_bottom + y_offset);
     origin.set_y(origin.y() - y_offset);
   }
   return gfx::Rect(origin, size);
 }
 
 void FullscreenExitBubbleViews::StartWatchingMouseIfNecessary() {
   if (!fullscreen_bubble::ShowButtonsForType(bubble_type_))
     StartWatchingMouse();
 }