cc: Save correct frame begin time to FrameRateCounter

ui/compositor/compositor.cc

 // 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.
 
 #include "ui/compositor/compositor.h"
 
 #include <algorithm>
 #include <deque>
 
 #include "base/bind.h"
@@ skipping 431 matching lines @@
 void Compositor::Terminate() {
   if (g_compositor_thread) {
     g_compositor_thread->Stop();
     delete g_compositor_thread;
     g_compositor_thread = NULL;
   }
 }
 
 void Compositor::ScheduleDraw() {
   if (g_compositor_thread)
-    host_->Composite();
+    host_->Composite(base::TimeTicks::Now());
   else if (delegate_)
     delegate_->ScheduleDraw();
 }
 
 void Compositor::SetRootLayer(Layer* root_layer) {
   if (root_layer_ == root_layer)
     return;
   if (root_layer_)
     root_layer_->SetCompositor(NULL);
   root_layer_ = root_layer;
@@ skipping 14 matching lines @@
 
   if (!root_layer_)
     return;
 
   last_started_frame_++;
   PendingSwap pending_swap(DRAW_SWAP, posted_swaps_.get());
   if (!IsLocked()) {
     // TODO(nduca): Temporary while compositor calls
     // compositeImmediately() directly.
     layout();
-    host_->Composite();
+    host_->Composite(base::TimeTicks::Now());
   }
   if (!pending_swap.posted())
     NotifyEnd();
 }
 
 void Compositor::ScheduleFullDraw() {
   host_->SetNeedsRedraw();
 }
 
 bool Compositor::ReadPixels(SkBitmap* bitmap,
@@ skipping 197 matching lines @@
 COMPOSITOR_EXPORT void DisableTestCompositor() {
   ResetImplicitFactory();
   g_test_compositor_enabled = false;
 }
 
 COMPOSITOR_EXPORT bool IsTestCompositorEnabled() {
   return g_test_compositor_enabled;
 }
 
 }  // namespace ui