Plumb LatencyInfo through aura.

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/hash_tables.h"
@@ skipping 36 matching lines @@
 class WebGraphicsContext3D;
 }
 
 namespace ui {
 
 class Compositor;
 class CompositorObserver;
 class ContextProviderFromContextFactory;
 class Layer;
 class PostedSwapQueue;
+struct LatencyInfo;
 
 // This class abstracts the creation of the 3D context for the compositor. It is
 // a global object.
 class COMPOSITOR_EXPORT ContextFactory {
  public:
   virtual ~ContextFactory() {}
 
   // Gets the global instance.
   static ContextFactory* GetInstance();
 
@@ skipping 221 matching lines @@
 
   // Where possible, draws are scissored to a damage region calculated from
   // changes to layer properties.  This bypasses that and indicates that
   // the whole frame needs to be drawn.
   void ScheduleFullRedraw();
 
   // Schedule redraw and append damage_rect to the damage region calculated
   // from changes to layer properties.
   void ScheduleRedrawRect(const gfx::Rect& damage_rect);
 
+  void SetLatencyInfo(const ui::LatencyInfo& latency_info);
+
   // Reads the region |bounds_in_pixel| of the contents of the last rendered
   // frame into the given bitmap.
   // Returns false if the pixels could not be read.
   bool ReadPixels(SkBitmap* bitmap, const gfx::Rect& bounds_in_pixel);
 
   // Sets the compositor's device scale factor and size.
   void SetScaleAndSize(float scale, const gfx::Size& size_in_pixel);
 
   // Returns the size of the widget that is being drawn to in pixel coordinates.
   const gfx::Size& size() const { return size_; }
@@ skipping 98 matching lines @@
   bool disable_schedule_composite_;
 
   CompositorLock* compositor_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_