cc: Adding DidFinishImplFrame to LTHI.

cc/trees/single_thread_proxy.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/single_thread_proxy.h"
 
 #include "base/auto_reset.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/debug/benchmark_instrumentation.h"
@@ skipping 27 matching lines @@
 SingleThreadProxy::SingleThreadProxy(
     LayerTreeHost* layer_tree_host,
     LayerTreeHostSingleThreadClient* client,
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
     scoped_ptr<BeginFrameSource> external_begin_frame_source)
     : Proxy(main_task_runner, NULL),
       layer_tree_host_(layer_tree_host),
       client_(client),
       timing_history_(layer_tree_host->rendering_stats_instrumentation()),
       next_frame_is_newly_committed_frame_(false),
+#if DCHECK_IS_ON()
       inside_impl_frame_(false),
+#endif
       inside_draw_(false),
       defer_commits_(false),
       animate_requested_(false),
       commit_requested_(false),
       inside_synchronous_composite_(false),
       output_surface_creation_requested_(false),
       weak_factory_(this) {
   TRACE_EVENT0("cc", "SingleThreadProxy::SingleThreadProxy");
   DCHECK(Proxy::IsMainThread());
   DCHECK(layer_tree_host);
@@ skipping 521 matching lines @@
   layer_tree_host_->DidCompleteSwapBuffers();
 }
 
 void SingleThreadProxy::OnDrawForOutputSurface() {
   NOTREACHED() << "Implemented by ThreadProxy for synchronous compositor.";
 }
 
 void SingleThreadProxy::CompositeImmediately(base::TimeTicks frame_begin_time) {
   TRACE_EVENT0("cc,benchmark", "SingleThreadProxy::CompositeImmediately");
   DCHECK(Proxy::IsMainThread());
+#if DCHECK_IS_ON()
   DCHECK(!inside_impl_frame_);
+#endif
   base::AutoReset<bool> inside_composite(&inside_synchronous_composite_, true);
 
   if (layer_tree_host_->output_surface_lost()) {
     RequestNewOutputSurface();
     // RequestNewOutputSurface could have synchronously created an output
     // surface, so check again before returning.
     if (layer_tree_host_->output_surface_lost())
       return;
   }
 
   BeginFrameArgs begin_frame_args(BeginFrameArgs::Create(
       BEGINFRAME_FROM_HERE, frame_begin_time, base::TimeTicks(),
       BeginFrameArgs::DefaultInterval(), BeginFrameArgs::NORMAL));
 
   // Start the impl frame.
   {
     DebugScopedSetImplThread impl(this);
     WillBeginImplFrame(begin_frame_args);
   }
 
   // Run the "main thread" and get it to commit.
   {
+#if DCHECK_IS_ON()
     DCHECK(inside_impl_frame_);
+#endif
     DoBeginMainFrame(begin_frame_args);
     DoCommit();
 
     DCHECK_EQ(0u, layer_tree_host_->num_queued_swap_promises())
         << "Commit should always succeed and transfer promises.";
   }
 
   // Finish the impl frame.
   {
     DebugScopedSetImplThread impl(this);
     if (layer_tree_host_impl_->settings().impl_side_painting) {
       layer_tree_host_impl_->ActivateSyncTree();
       DCHECK(!layer_tree_host_impl_->active_tree()
                   ->needs_update_draw_properties());
       layer_tree_host_impl_->PrepareTiles();
       layer_tree_host_impl_->SynchronouslyInitializeAllTiles();
     }
 
     DoAnimate();
 
     LayerTreeHostImpl::FrameData frame;
     DoComposite(&frame);
 
     // DoComposite could abort, but because this is a synchronous composite
     // another draw will never be scheduled, so break remaining promises.
     layer_tree_host_impl_->active_tree()->BreakSwapPromises(
         SwapPromise::SWAP_FAILS);
 
-    DidBeginImplFrameDeadline();
+    DidFinishImplFrame();
   }
 }
 
 void SingleThreadProxy::ForceSerializeOnSwapBuffers() {
   {
     DebugScopedSetImplThread impl(this);
     if (layer_tree_host_impl_->renderer()) {
       DCHECK(!layer_tree_host_->output_surface_lost());
       layer_tree_host_impl_->renderer()->DoNoOp();
     }
@@ skipping 138 matching lines @@
   scheduler_on_impl_thread_->SetChildrenNeedBeginFrames(
       children_need_begin_frames);
 }
 
 void SingleThreadProxy::SetAuthoritativeVSyncInterval(
     const base::TimeDelta& interval) {
   scheduler_on_impl_thread_->SetAuthoritativeVSyncInterval(interval);
 }
 
 void SingleThreadProxy::WillBeginImplFrame(const BeginFrameArgs& args) {
+#if DCHECK_IS_ON()
   DCHECK(!inside_impl_frame_)
       << "WillBeginImplFrame called while already inside an impl frame!";
   inside_impl_frame_ = true;
+#endif
   layer_tree_host_impl_->WillBeginImplFrame(args);
 }
 
 void SingleThreadProxy::ScheduledActionSendBeginMainFrame() {
   TRACE_EVENT0("cc", "SingleThreadProxy::ScheduledActionSendBeginMainFrame");
   // Although this proxy is single-threaded, it's problematic to synchronously
   // have BeginMainFrame happen after ScheduledActionSendBeginMainFrame.  This
   // could cause a commit to occur in between a series of SetNeedsCommit calls
   // (i.e. property modifications) causing some to fall on one frame and some to
   // fall on the next.  Doing it asynchronously instead matches the semantics of
   // ThreadProxy::SetNeedsCommit where SetNeedsCommit will not cause a
   // synchronous commit.
+#if DCHECK_IS_ON()
   DCHECK(inside_impl_frame_)
       << "BeginMainFrame should only be sent inside a BeginImplFrame";
+#endif
   const BeginFrameArgs& begin_frame_args =
       layer_tree_host_impl_->CurrentBeginFrameArgs();
 
   MainThreadTaskRunner()->PostTask(
       FROM_HERE, base::Bind(&SingleThreadProxy::BeginMainFrame,
                             weak_factory_.GetWeakPtr(), begin_frame_args));
 }
 
 void SingleThreadProxy::SendBeginMainFrameNotExpectedSoon() {
   layer_tree_host_->BeginMainFrameNotExpectedSoon();
@@ skipping 143 matching lines @@
 }
 
 base::TimeDelta SingleThreadProxy::BeginMainFrameToCommitDurationEstimate() {
   return timing_history_.BeginMainFrameToCommitDurationEstimate();
 }
 
 base::TimeDelta SingleThreadProxy::CommitToActivateDurationEstimate() {
   return timing_history_.CommitToActivateDurationEstimate();
 }
 
-void SingleThreadProxy::DidBeginImplFrameDeadline() {
-  layer_tree_host_impl_->ResetCurrentBeginFrameArgsForNextFrame();
+void SingleThreadProxy::DidFinishImplFrame() {
+  layer_tree_host_impl_->DidFinishImplFrame();
+#if DCHECK_IS_ON()
   DCHECK(inside_impl_frame_)
-      << "DidBeginImplFrameDeadline called while not inside an impl frame!";
+      << "DidFinishImplFrame called while not inside an impl frame!";
   inside_impl_frame_ = false;
+#endif
 }
 
 void SingleThreadProxy::SendBeginFramesToChildren(const BeginFrameArgs& args) {
   layer_tree_host_->SendBeginFramesToChildren(args);
 }
 
 }  // namespace cc