[Athena] Make a quick power button tap suspend the device

athena/screen/screen_manager_impl.cc

 // Copyright 2014 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 "athena/screen/public/screen_manager.h"
 
 #include "athena/input/public/accelerator_manager.h"
 #include "athena/screen/screen_accelerator_handler.h"
 #include "athena/util/container_priorities.h"
 #include "athena/util/fill_layout_manager.h"
@@ skipping 188 matching lines @@
   void Init();
 
  private:
   // ScreenManager:
   virtual aura::Window* CreateDefaultContainer(
       const ContainerParams& params) OVERRIDE;
   virtual aura::Window* CreateContainer(const ContainerParams& params) OVERRIDE;
   virtual aura::Window* GetContext() OVERRIDE { return root_window_; }
   virtual void SetRotation(gfx::Display::Rotation rotation) OVERRIDE;
   virtual void SetRotationLocked(bool rotation_locked) OVERRIDE;
-  virtual ui::LayerAnimator* GetScreenAnimator() OVERRIDE;
 
   // Not owned.
   aura::Window* root_window_;
 
   scoped_ptr<aura::client::FocusClient> focus_client_;
   scoped_ptr<aura::client::WindowTreeClient> window_tree_client_;
   scoped_ptr<AcceleratorHandler> accelerator_handler_;
   scoped_ptr< ::wm::ScopedCaptureClient> capture_client_;
   scoped_ptr<aura::client::ScreenPositionClient> screen_position_client_;
 
@@ skipping 135 matching lines @@
   static_cast<aura::TestScreen*>(gfx::Screen::GetNativeScreen())->
       SetDisplayRotation(rotation);
 }
 
 void ScreenManagerImpl::SetRotationLocked(bool rotation_locked) {
   rotation_locked_ = rotation_locked;
   if (!rotation_locked_)
     SetRotation(last_requested_rotation_);
 }
 
-ui::LayerAnimator* ScreenManagerImpl::GetScreenAnimator() {
-  return root_window_->layer()->GetAnimator();
-}
-
 }  // namespace
 
 ScreenManager::ContainerParams::ContainerParams(const std::string& n,
                                                 int priority)
     : name(n),
       can_activate_children(false),
       grab_inputs(false),
       z_order_priority(priority) {
 }
 
@@ skipping 11 matching lines @@
 }
 
 // static
 void ScreenManager::Shutdown() {
   DCHECK(instance);
   delete instance;
   DCHECK(!instance);
 }
 
 }  // namespace athena