[cc] Add and plumb CFS::DidNotProduceFrame.

cc/trees/proxy_impl.cc

 // Copyright 2015 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/proxy_impl.h"
 
 #include <string.h>
 
 #include <algorithm>
 #include <string>
@@ skipping 465 matching lines @@
 void ProxyImpl::WillBeginImplFrame(const BeginFrameArgs& args) {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->WillBeginImplFrame(args);
 }
 
 void ProxyImpl::DidFinishImplFrame() {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->DidFinishImplFrame();
 }
 
+void ProxyImpl::BeginFrameDidNotProduceFrame(const BeginFrameAck& ack) {
+  DCHECK(IsImplThread());
+  layer_tree_host_impl_->BeginFrameDidNotProduceFrame(ack);
+}
+
 void ProxyImpl::ScheduledActionSendBeginMainFrame(const BeginFrameArgs& args) {
   DCHECK(IsImplThread());
   unsigned int begin_frame_id = nextBeginFrameId++;
   benchmark_instrumentation::ScopedBeginFrameTask begin_frame_task(
       benchmark_instrumentation::kSendBeginFrame, begin_frame_id);
   std::unique_ptr<BeginMainFrameAndCommitState> begin_main_frame_state(
       new BeginMainFrameAndCommitState);
   begin_main_frame_state->begin_frame_id = begin_frame_id;
   begin_main_frame_state->begin_frame_args = args;
   begin_main_frame_state->begin_frame_callbacks =
@@ skipping 198 matching lines @@
 ProxyImpl::BlockedMainCommitOnly& ProxyImpl::blocked_main_commit() {
   DCHECK(IsMainThreadBlocked() && commit_completion_event_);
   return main_thread_blocked_commit_vars_unsafe_;
 }
 
 base::SingleThreadTaskRunner* ProxyImpl::MainThreadTaskRunner() {
   return task_runner_provider_->MainThreadTaskRunner();
 }
 
 }  // namespace cc