cc: Implement deadine scheduling disabled by default

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 16 matching lines @@
 namespace base {
 class MessageLoopProxy;
 class RunLoop;
 }
 
 namespace cc {
 class ContextProvider;
 class Layer;
 class LayerTreeDebugState;
 class LayerTreeHost;
+class LayerTreeSettings;
 class TestContextProvider;
 }
 
 namespace gfx {
 class GLContext;
 class GLSurface;
 class GLShareGroup;
 class Point;
 class Rect;
 class Size;
@@ skipping 249 matching lines @@
   // Some tests expect pixel output, and they should pass false for
   // |allow_test_contexts|. Most unit tests should pass true. Once this has been
   // called, the Initialize() and Terminate() methods should be used as normal.
   static void InitializeContextFactoryForTests(bool allow_test_contexts);
 
   static void Initialize();
   static bool WasInitializedWithThread();
   static scoped_refptr<base::MessageLoopProxy> GetCompositorMessageLoop();
   static void Terminate();
 
+  // Retreives the current LayerTreeSettings

[Sami, 2013/08/30 13:49:06]

Typo: retrieves

+  const cc::LayerTreeSettings& layer_tree_settings() const;
+
   // Schedules a redraw of the layer tree associated with this compositor.
   void ScheduleDraw();
 
   // Sets the root of the layer tree drawn by this Compositor. The root layer
   // must have no parent. The compositor's root layer is reset if the root layer
   // is destroyed. NULL can be passed to reset the root layer, in which case the
   // compositor will stop drawing anything.
   // The Compositor does not own the root layer.
   const Layer* root_layer() const { return root_layer_; }
   Layer* root_layer() { return root_layer_; }
@@ skipping 133 matching lines @@
   bool disable_schedule_composite_;
 
   CompositorLock* compositor_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_