cc: add DevTools instrumentation for impl-side frames

cc/trees/layer_tree_host.cc

 // Copyright 2011 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 "cc/trees/layer_tree_host.h"
 
 #include <algorithm>
 #include <stack>
 #include <string>
 
@@ skipping 416 matching lines @@
   if (new_impl_tree_has_no_evicted_resources) {
     if (sync_tree->ContentsTexturesPurged())
       sync_tree->ResetContentsTexturesPurged();
   }
 
   if (!settings_.impl_side_painting) {
     // If we're not in impl-side painting, the tree is immediately
     // considered active.
     sync_tree->DidBecomeActive();
   }
+  devtools_instrumentation::didCommitMainThreadFrame(tree_id_,
+                                                     source_frame_number_);
 
   source_frame_number_++;
 }
 
 void LayerTreeHost::WillCommit() {
   client_->WillCommit();
 }
 
 void LayerTreeHost::UpdateHudLayer() {
   if (debug_state_.ShowHudInfo()) {
@@ skipping 827 matching lines @@
 
 bool LayerTreeHost::ScheduleMicroBenchmark(
     const std::string& benchmark_name,
     scoped_ptr<base::Value> value,
     const MicroBenchmark::DoneCallback& callback) {
   return micro_benchmark_controller_.ScheduleRun(
       benchmark_name, value.Pass(), callback);
 }
 
 }  // namespace cc