Add support for latency measurement to Telemetry smoothness benchmarks.

content/renderer/render_widget.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 CONTENT_RENDERER_RENDER_WIDGET_H_
 #define CONTENT_RENDERER_RENDER_WIDGET_H_
 
 #include <deque>
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time.h"
 #include "base/timer.h"
 #include "cc/debug/rendering_stats.h"
+#include "content/common/browser_rendering_stats.h"
 #include "content/common/content_export.h"
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/renderer/paint_aggregator.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCompositionUnderline.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPopupType.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebTextDirection.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebTextInputInfo.h"
@@ skipping 138 matching lines @@
   // Fills in a WebRenderingStatsImpl struct containing information about
   // rendering, e.g. count of frames rendered, time spent painting.
   void GetRenderingStats(WebKit::WebRenderingStatsImpl&) const;
 
   // Fills in a GpuRenderingStats struct containing information about
   // GPU rendering, e.g. count of texture uploads performed, time spent
   // uploading.
   // This call is relatively expensive as it blocks on the GPU process
   bool GetGpuRenderingStats(GpuRenderingStats*) const;
 
+  void GetBrowserRenderingStats(BrowserRenderingStats* stats);
+
   RenderWidgetCompositor* compositor() const;
 
   virtual scoped_ptr<cc::OutputSurface> CreateOutputSurface();
 
   // Callback for use with BeginSmoothScroll.
   typedef base::Callback<void()> SmoothScrollCompletionCallback;
 
   // Directs the host to begin a smooth scroll. This scroll should have the same
   // performance characteristics as a user-initiated scroll. Returns an ID of
   // the scroll gesture. |mouse_event_x| and |mouse_event_y| are expected to be
@@ skipping 137 matching lines @@
   void OnSmoothScrollCompleted();
   void OnSetTextDirection(WebKit::WebTextDirection direction);
   void OnGetFPS();
   void OnUpdateScreenRects(const gfx::Rect& view_screen_rect,
                            const gfx::Rect& window_screen_rect);
 #if defined(OS_ANDROID)
   void OnImeBatchStateChanged(bool is_begin);
   void OnShowImeIfNeeded();
 #endif
   void OnSnapshot(const gfx::Rect& src_subrect);
+  void OnSetBrowserRenderingStats(const BrowserRenderingStats& stats);
 
   // Notify the compositor about a change in viewport size. This should be
   // used only with auto resize mode WebWidgets, as normal WebWidgets should
   // go through OnResize.
   void AutoResizeCompositor();
 
   virtual void SetDeviceScaleFactor(float device_scale_factor);
 
   // Override points to notify derived classes that a paint has happened.
   // WillInitiatePaint happens when we're about to generate a new bitmap and
@@ skipping 357 matching lines @@
 
   // State associated with the BeginSmoothScroll synthetic scrolling function.
   SmoothScrollCompletionCallback pending_smooth_scroll_gesture_;
 
   // Specified whether the compositor will run in its own thread.
   bool is_threaded_compositing_enabled_;
 
   // Specifies whether overscroll notifications are forwarded to the host.
   bool overscroll_notifications_enabled_;
 
+  // The last set of rendering stats received from the browser. This is only
+  // received when using the --enable-gpu-benchmarking flag.
+  BrowserRenderingStats browser_rendering_stats_;
+
   base::WeakPtrFactory<RenderWidget> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_WIDGET_H_