cc: Move worker threads to content.

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 20 matching lines @@
 }
 
 namespace cc {
 class ContextProvider;
 class Layer;
 class LayerTreeDebugState;
 class LayerTreeHost;
 class RendererSettings;
 class SharedBitmapManager;
 class SurfaceIdAllocator;
+class TaskGraphRunner;
 }
 
 namespace gfx {
 class Rect;
 class Size;
 }
 
 namespace gpu {
 class GpuMemoryBufferManager;
 struct Mailbox;
@@ skipping 40 matching lines @@
 
   // Returns the OpenGL target to use for image textures.
   virtual uint32 GetImageTextureTarget() = 0;
 
   // Gets the shared bitmap manager for software mode.
   virtual cc::SharedBitmapManager* GetSharedBitmapManager() = 0;
 
   // Gets the GPU memory buffer manager.
   virtual gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() = 0;
 
+  // Gets the task graph runner.
+  virtual cc::TaskGraphRunner* GetTaskGraphRunner() = 0;
+
   // Creates a Surface ID allocator with a new namespace.
   virtual scoped_ptr<cc::SurfaceIdAllocator> CreateSurfaceIdAllocator() = 0;
 
   // Resize the display corresponding to this compositor to a particular size.
   virtual void ResizeDisplay(ui::Compositor* compositor,
                              const gfx::Size& size) = 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
@@ skipping 222 matching lines @@
   LayerAnimatorCollection layer_animator_collection_;
 
   base::WeakPtrFactory<Compositor> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_