Reland r107720 - Enable the new layer animation framework.

ui/aura_shell/shell.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 "ui/aura_shell/shell.h"
 
 #include "base/bind.h"
 #include "ui/aura/desktop.h"
 #include "ui/aura/screen_aura.h"
 #include "ui/aura/toplevel_window_container.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_types.h"
 #include "ui/aura_shell/default_container_event_filter.h"
 #include "ui/aura_shell/default_container_layout_manager.h"
 #include "ui/aura_shell/desktop_layout_manager.h"
 #include "ui/aura_shell/launcher/launcher.h"
 #include "ui/aura_shell/shell_delegate.h"
 #include "ui/aura_shell/shell_factory.h"
 #include "ui/aura_shell/shell_window_ids.h"
 #include "ui/aura_shell/workspace/workspace_manager.h"
 #include "ui/base/view_prop.h"
 #include "ui/gfx/compositor/layer.h"
+#include "ui/gfx/compositor/layer_animator.h"
 #include "views/widget/native_widget_aura.h"
 #include "views/widget/widget.h"
 
 namespace aura_shell {
 
 namespace {
 
 // The right/left margin of work area in the screen.
 const int kWorkAreaHorizontalMargin = 15;
 
@@ skipping 147 matching lines @@
 }
 
 aura::Window* Shell::GetTopmostWindowToActivate(aura::Window* ignore) const {
   const aura::ToplevelWindowContainer* container =
       GetContainer(internal::kShellWindowId_DefaultContainer)->
           AsToplevelWindowContainer();
   return container->GetTopmostWindowToActivate(ignore);
 }
 
 }  // namespace aura_shell