cc: Cleanup class/struct forward declarations

cc/output/compositor_frame_sink.h

 // Copyright 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.
 
 #ifndef CC_OUTPUT_COMPOSITOR_FRAME_SINK_H_
 #define CC_OUTPUT_COMPOSITOR_FRAME_SINK_H_
 
 #include <deque>
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread_checker.h"
 #include "cc/base/cc_export.h"
 #include "cc/output/context_provider.h"
 #include "cc/output/overlay_candidate_validator.h"
 #include "cc/output/vulkan_context_provider.h"
 #include "cc/resources/returned_resource.h"
 #include "gpu/command_buffer/common/texture_in_use_response.h"
 #include "ui/gfx/color_space.h"
 
-namespace ui {
-class LatencyInfo;
-}
-
-namespace gfx {
-class ColorSpace;
-class Rect;
-class Size;
-class Transform;
-}
-
 namespace gpu {
 class GpuMemoryBufferManager;
 }
 
 namespace cc {
 
 class CompositorFrame;
-struct ManagedMemoryPolicy;
 class CompositorFrameSinkClient;
 class SharedBitmapManager;
 
 // An interface for submitting CompositorFrames to a display compositor
 // which will compose frames from multiple CompositorFrameSinks to show
 // on screen to the user.
 // If a context_provider() is present, frames should be submitted with
 // OpenGL resources (created with the context_provider()). If not, then
 // SharedBitmap resources should be used.
 class CC_EXPORT CompositorFrameSink {
@@ skipping 92 matching lines @@
   SharedBitmapManager* shared_bitmap_manager_;
   base::ThreadChecker client_thread_checker_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CompositorFrameSink);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_COMPOSITOR_FRAME_SINK_H_