cc: add more devtools instrumentation

cc/trees/layer_tree_host_impl.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_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 1327 matching lines @@
     TRACE_EVENT0("cc", "EarlyOut_NoDamage");
     DCHECK(!output_surface_->capabilities()
                .draw_and_swap_full_viewport_every_frame);
     return;
   }
 
   DCHECK(!frame->render_passes.empty());
 
   fps_counter_->SaveTimeStamp(frame_begin_time,
                               !output_surface_->context_provider());
-
   bool on_main_thread = false;
   rendering_stats_instrumentation_->IncrementFrameCount(
       1, on_main_thread);
 
   if (tile_manager_) {
     memory_history_->SaveEntry(
         tile_manager_->memory_stats_from_last_assign());
   }
 
   if (debug_state_.ShowHudRects()) {
@@ skipping 73 matching lines @@
   // The next frame should start by assuming nothing has changed, and changes
   // are noted as they occur.
   // TODO(boliu): If we did a temporary software renderer frame, propogate the
   // damage forward to the next frame.
   for (size_t i = 0; i < frame->render_surface_layer_list->size(); i++) {
     (*frame->render_surface_layer_list)[i]->render_surface()->damage_tracker()->
         DidDrawDamagedArea();
   }
   active_tree_->root_layer()->ResetAllChangeTrackingForSubtree();
 
+  devtools_instrumentation::didDrawFrame(id_);
   BenchmarkInstrumentation::IssueImplThreadRenderingStatsEvent(
       rendering_stats_instrumentation_->impl_thread_rendering_stats());
   rendering_stats_instrumentation_->AccumulateAndClearImplThreadStats();
 }
 
 void LayerTreeHostImpl::DidDrawAllLayers(const FrameData& frame) {
   for (size_t i = 0; i < frame.will_draw_layers.size(); ++i)
     frame.will_draw_layers[i]->DidDraw(resource_provider_.get());
 
   // Once all layers have been drawn, pending texture uploads should no
@@ skipping 1537 matching lines @@
   swap_promise_monitor_.erase(monitor);
 }
 
 void LayerTreeHostImpl::NotifySwapPromiseMonitorsOfSetNeedsRedraw() {
   std::set<SwapPromiseMonitor*>::iterator it = swap_promise_monitor_.begin();
   for (; it != swap_promise_monitor_.end(); it++)
     (*it)->OnSetNeedsRedrawOnImpl();
 }
 
 }  // namespace cc