[cc] Add and plumb CFS::DidNotProduceFrame.

cc/scheduler/scheduler.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/scheduler/scheduler.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
@@ skipping 444 matching lines @@
   }
 
   bool did_submit = false;
   if (result == kBeginFrameFinished) {
     did_submit = state_machine_.did_submit_in_last_frame();
   }
 
   BeginFrameAck ack(args.source_id, args.sequence_number,
                     latest_confirmed_sequence_number, did_submit);
   begin_frame_source_->DidFinishFrame(this, ack);
+  if (!did_submit)
+    client_->DidNotProduceFrame(ack);
 }
 
 // BeginImplFrame starts a compositor frame that will wait up until a deadline
 // for a BeginMainFrame+activation to complete before it times out and draws
 // any asynchronous animation and scroll/pinch updates.
 void Scheduler::BeginImplFrame(const BeginFrameArgs& args,
                                base::TimeTicks now) {
   DCHECK_EQ(state_machine_.begin_impl_frame_state(),
             SchedulerStateMachine::BEGIN_IMPL_FRAME_STATE_IDLE);
   DCHECK(begin_impl_frame_deadline_task_.IsCancelled());
@@ skipping 359 matching lines @@
 }
 
 BeginFrameAck Scheduler::CurrentBeginFrameAckForActiveTree() const {
   return BeginFrameAck(
       begin_main_frame_args_.source_id, begin_main_frame_args_.sequence_number,
       state_machine_.last_begin_frame_sequence_number_active_tree_was_fresh(),
       true);
 }
 
 }  // namespace cc