gpu: Compositor management of GpuMemoryBuffer instances.

ui/compositor/compositor.h

 // Copyright (c) 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 UI_COMPOSITOR_COMPOSITOR_H_
 #define UI_COMPOSITOR_COMPOSITOR_H_
 
 #include <string>
 
 #include "base/containers/hash_tables.h"
@@ skipping 13 matching lines @@
 #include "ui/gfx/size.h"
 #include "ui/gfx/vector2d.h"
 
 namespace base {
 class MessageLoopProxy;
 class RunLoop;
 }
 
 namespace cc {
 class ContextProvider;
+class GpuMemoryBufferManager;
 class Layer;
 class LayerTreeDebugState;
 class LayerTreeHost;
 class SharedBitmapManager;
 }
 
 namespace gfx {
 class Rect;
 class Size;
 }
@@ skipping 39 matching lines @@
   // Destroys per-compositor data.
   virtual void RemoveCompositor(Compositor* compositor) = 0;
 
   // When true, the factory uses test contexts that do not do real GL
   // operations.
   virtual bool DoesCreateTestContexts() = 0;
 
   // Gets the shared bitmap manager for software mode.
   virtual cc::SharedBitmapManager* GetSharedBitmapManager() = 0;
 
+  // Gets the GPU memory buffer manager.
+  virtual cc::GpuMemoryBufferManager* GetGpuMemoryBufferManager() = 0;
+
   // Gets the compositor message loop, or NULL if not using threaded
   // compositing.
   virtual base::MessageLoopProxy* GetCompositorMessageLoop() = 0;
 };
 
 // This class represents a lock on the compositor, that can be used to prevent
 // commits to the compositor tree while we're waiting for an asynchronous
 // event. The typical use case is when waiting for a renderer to produce a frame
 // at the right size. The caller keeps a reference on this object, and drops the
 // reference once it desires to release the lock.
@@ skipping 194 matching lines @@
   CompositorLock* compositor_lock_;
 
   LayerAnimatorCollection layer_animator_collection_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_