Add the UI compositor to the Mac build

content/browser/aura/browser_compositor_output_surface.h

-// Copyright (c) 2013 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.
-
-#ifndef CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
-#define CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_
-
-#include "base/id_map.h"
-#include "base/memory/weak_ptr.h"
-#include "base/threading/non_thread_safe.h"
-#include "cc/output/output_surface.h"
-#include "content/common/content_export.h"
-
-namespace base { class MessageLoopProxy; }
-
-namespace cc {
-class SoftwareOutputDevice;
-}
-
-namespace ui { class Compositor; }
-
-namespace content {
-class ContextProviderCommandBuffer;
-class ReflectorImpl;
-class WebGraphicsContext3DCommandBufferImpl;
-
-class CONTENT_EXPORT BrowserCompositorOutputSurface
-    : public cc::OutputSurface,
-      public base::NonThreadSafe {
- public:
-  virtual ~BrowserCompositorOutputSurface();
-
-  // cc::OutputSurface implementation.
-  virtual bool BindToClient(cc::OutputSurfaceClient* client) OVERRIDE;
-  virtual void Reshape(gfx::Size size, float scale_factor) OVERRIDE;
-
-  void OnUpdateVSyncParameters(base::TimeTicks timebase,
-                               base::TimeDelta interval);
-
-  void SetReflector(ReflectorImpl* reflector);
-
- protected:
-  // Constructor used by the accelerated implementation.
-  BrowserCompositorOutputSurface(
-      const scoped_refptr<ContextProviderCommandBuffer>& context,
-      int surface_id,
-      IDMap<BrowserCompositorOutputSurface>* output_surface_map,
-      base::MessageLoopProxy* compositor_message_loop,
-      base::WeakPtr<ui::Compositor> compositor);
-
-  // Constructor used by the software implementation.
-  BrowserCompositorOutputSurface(
-      scoped_ptr<cc::SoftwareOutputDevice> software_device,
-      int surface_id,
-      IDMap<BrowserCompositorOutputSurface>* output_surface_map,
-      base::MessageLoopProxy* compositor_message_loop,
-      base::WeakPtr<ui::Compositor> compositor);
-
-  int surface_id_;
-  IDMap<BrowserCompositorOutputSurface>* output_surface_map_;
-
-  scoped_refptr<base::MessageLoopProxy> compositor_message_loop_;
-  base::WeakPtr<ui::Compositor> compositor_;
-  scoped_refptr<ReflectorImpl> reflector_;
-
- private:
-  void Initialize();
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserCompositorOutputSurface);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_AURA_BROWSER_COMPOSITOR_OUTPUT_SURFACE_H_