cc: Cleanup class/struct forward declarations

cc/surfaces/display.h

 // 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.
 
 #ifndef CC_SURFACES_DISPLAY_H_
 #define CC_SURFACES_DISPLAY_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 22 matching lines @@
 namespace cc {
 
 class BeginFrameSource;
 class DirectRenderer;
 class DisplayClient;
 class OutputSurface;
 class RendererSettings;
 class ResourceProvider;
 class SharedBitmapManager;
 class SoftwareRenderer;
-class Surface;
 class SurfaceAggregator;
-class SurfaceIdAllocator;
-class SurfaceFactory;
 class TextureMailboxDeleter;
 
 // A Display produces a surface that can be used to draw to a physical display
 // (OutputSurface). The client is responsible for creating and sizing the
 // surface IDs used to draw into the display and deciding when to draw.
 class CC_SURFACES_EXPORT Display : public DisplaySchedulerClient,
                                    public OutputSurfaceClient,
                                    public SurfaceObserver {
  public:
   // The |begin_frame_source| and |scheduler| may be null (together). In that
@@ skipping 73 matching lines @@
   SoftwareRenderer* software_renderer_ = nullptr;
   std::vector<ui::LatencyInfo> stored_latency_info_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(Display);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_DISPLAY_H_