Fork cc::OutputSurface into cc::CompositorFrameSink.

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 <algorithm>
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/memory/ptr_util.h"
 #include "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_argument.h"
 #include "base/trace_event/trace_event_synthetic_delay.h"
 #include "cc/animation/animation_events.h"
 #include "cc/debug/benchmark_instrumentation.h"
 #include "cc/debug/devtools_instrumentation.h"
 #include "cc/input/top_controls_manager.h"
+#include "cc/output/compositor_frame_sink.h"
 #include "cc/output/context_provider.h"
-#include "cc/output/output_surface.h"
 #include "cc/scheduler/compositor_timing_history.h"
 #include "cc/scheduler/delay_based_time_source.h"
 #include "cc/trees/layer_tree_host.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "cc/trees/task_runner_provider.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 
 namespace cc {
 
 namespace {
@@ skipping 41 matching lines @@
   SchedulerSettings scheduler_settings(settings.ToSchedulerSettings());
 
   std::unique_ptr<CompositorTimingHistory> compositor_timing_history(
       new CompositorTimingHistory(
           scheduler_settings.using_synchronous_renderer_compositor,
           CompositorTimingHistory::RENDERER_UMA,
           rendering_stats_instrumentation_));
 
   // TODO(enne): remove these settings.
   DCHECK(!settings.use_external_begin_frame_source);
-  DCHECK(settings.use_output_surface_begin_frame_source);
+  DCHECK(settings.use_compositor_frame_sink_begin_frame_source);
   scheduler_ = Scheduler::Create(this, scheduler_settings, layer_tree_host_id_,
                                  task_runner_provider_->ImplThreadTaskRunner(),
                                  external_begin_frame_source_.get(),
                                  std::move(compositor_timing_history));
 
   DCHECK_EQ(scheduler_->visible(), layer_tree_host_impl_->visible());
 }
 
 ProxyImpl::BlockedMainCommitOnly::BlockedMainCommitOnly()
     : layer_tree_host(nullptr) {}
 
 ProxyImpl::BlockedMainCommitOnly::~BlockedMainCommitOnly() {}
 
 ProxyImpl::~ProxyImpl() {
   TRACE_EVENT0("cc", "ProxyImpl::~ProxyImpl");
   DCHECK(IsImplThread());
   DCHECK(IsMainThreadBlocked());
 
-  // Take away the OutputSurface before destroying things so it doesn't try
+  // Take away the CompositorFrameSink before destroying things so it doesn't
+  // try

[enne (OOO), 2016/09/14 00:35:45]

@_@

   // to call into its client mid-shutdown.
-  scheduler_->DidLoseOutputSurface();
-  layer_tree_host_impl_->ReleaseOutputSurface();
+  scheduler_->DidLoseCompositorFrameSink();
+  layer_tree_host_impl_->ReleaseCompositorFrameSink();
 
   scheduler_ = nullptr;
   external_begin_frame_source_ = nullptr;
   layer_tree_host_impl_ = nullptr;
   // We need to explicitly shutdown the notifier to destroy any weakptrs it is
   // holding while still on the compositor thread. This also ensures any
   // callbacks holding a ProxyImpl pointer are cancelled.
   smoothness_priority_expiration_notifier_.Shutdown();
 }
 
 void ProxyImpl::InitializeMutatorOnImpl(
     std::unique_ptr<LayerTreeMutator> mutator) {
   TRACE_EVENT0("cc,compositor-worker", "ProxyImpl::InitializeMutatorOnImpl");
   DCHECK(IsImplThread());
   layer_tree_host_impl_->SetLayerTreeMutator(std::move(mutator));
 }
 
 void ProxyImpl::UpdateTopControlsStateOnImpl(TopControlsState constraints,
                                              TopControlsState current,
                                              bool animate) {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->top_controls_manager()->UpdateTopControlsState(
       constraints, current, animate);
 }
 
-void ProxyImpl::InitializeOutputSurfaceOnImpl(OutputSurface* output_surface) {
-  TRACE_EVENT0("cc", "ProxyImpl::InitializeOutputSurfaceOnImplThread");
+void ProxyImpl::InitializeCompositorFrameSinkOnImpl(
+    CompositorFrameSink* compositor_frame_sink) {
+  TRACE_EVENT0("cc", "ProxyImpl::InitializeCompositorFrameSinkOnImplThread");
   DCHECK(IsImplThread());
 
   LayerTreeHostImpl* host_impl = layer_tree_host_impl_.get();
-  bool success = host_impl->InitializeRenderer(output_surface);
-  channel_impl_->DidInitializeOutputSurface(success);
+  bool success = host_impl->InitializeRenderer(compositor_frame_sink);
+  channel_impl_->DidInitializeCompositorFrameSink(success);
   if (success)
-    scheduler_->DidCreateAndInitializeOutputSurface();
+    scheduler_->DidCreateAndInitializeCompositorFrameSink();
 }
 
 void ProxyImpl::MainThreadHasStoppedFlingingOnImpl() {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->MainThreadHasStoppedFlinging();
 }
 
 void ProxyImpl::SetInputThrottledUntilCommitOnImpl(bool is_throttled) {
   DCHECK(IsImplThread());
   if (is_throttled == input_throttled_until_commit_)
@@ skipping 35 matching lines @@
   scheduler_->BeginMainFrameAborted(reason);
 }
 
 void ProxyImpl::SetVisibleOnImpl(bool visible) {
   TRACE_EVENT1("cc", "ProxyImpl::SetVisibleOnImplThread", "visible", visible);
   DCHECK(IsImplThread());
   layer_tree_host_impl_->SetVisible(visible);
   scheduler_->SetVisible(visible);
 }
 
-void ProxyImpl::ReleaseOutputSurfaceOnImpl(CompletionEvent* completion) {
+void ProxyImpl::ReleaseCompositorFrameSinkOnImpl(CompletionEvent* completion) {
   DCHECK(IsImplThread());
 
-  // Unlike DidLoseOutputSurfaceOnImplThread, we don't need to call
-  // LayerTreeHost::DidLoseOutputSurface since it already knows.
-  scheduler_->DidLoseOutputSurface();
-  layer_tree_host_impl_->ReleaseOutputSurface();
+  // Unlike DidLoseCompositorFrameSinkOnImplThread, we don't need to call
+  // LayerTreeHost::DidLoseCompositorFrameSink since it already knows.
+  scheduler_->DidLoseCompositorFrameSink();
+  layer_tree_host_impl_->ReleaseCompositorFrameSink();
   completion->Signal();
 }
 
 void ProxyImpl::FinishGLOnImpl(CompletionEvent* completion) {
   TRACE_EVENT0("cc", "ProxyImpl::FinishGLOnImplThread");
   DCHECK(IsImplThread());
-  if (layer_tree_host_impl_->output_surface()) {
+  if (layer_tree_host_impl_->compositor_frame_sink()) {
     ContextProvider* context_provider =
-        layer_tree_host_impl_->output_surface()->context_provider();
+        layer_tree_host_impl_->compositor_frame_sink()->context_provider();
     if (context_provider)
       context_provider->ContextGL()->Finish();
   }
   completion->Signal();
 }
 
 void ProxyImpl::MainFrameWillHappenOnImplForTesting(
     CompletionEvent* completion,
     bool* main_frame_will_happen) {
   DCHECK(IsImplThread());
-  if (layer_tree_host_impl_->output_surface()) {
+  if (layer_tree_host_impl_->compositor_frame_sink()) {
     *main_frame_will_happen = scheduler_->MainFrameForTestingWillHappen();
   } else {
     *main_frame_will_happen = false;
   }
   completion->Signal();
 }
 
 void ProxyImpl::NotifyReadyToCommitOnImpl(
     CompletionEvent* completion,
     LayerTreeHost* layer_tree_host,
@@ skipping 19 matching lines @@
   layer_tree_host_impl_->ReadyToCommit();
 
   commit_completion_event_ = completion;
   commit_completion_waits_for_activation_ = hold_commit_for_activation;
 
   DCHECK(!blocked_main_commit().layer_tree_host);
   blocked_main_commit().layer_tree_host = layer_tree_host;
   scheduler_->NotifyReadyToCommit();
 }
 
-void ProxyImpl::DidLoseOutputSurfaceOnImplThread() {
-  TRACE_EVENT0("cc", "ProxyImpl::DidLoseOutputSurfaceOnImplThread");
+void ProxyImpl::DidLoseCompositorFrameSinkOnImplThread() {
+  TRACE_EVENT0("cc", "ProxyImpl::DidLoseCompositorFrameSinkOnImplThread");
   DCHECK(IsImplThread());
-  channel_impl_->DidLoseOutputSurface();
-  scheduler_->DidLoseOutputSurface();
+  channel_impl_->DidLoseCompositorFrameSink();
+  scheduler_->DidLoseCompositorFrameSink();
 }
 
 void ProxyImpl::SetBeginFrameSource(BeginFrameSource* source) {
-  // During shutdown, destroying the OutputSurface may unset the
+  // During shutdown, destroying the CompositorFrameSink may unset the
   // BeginFrameSource.
   if (scheduler_) {
     // TODO(enne): this overrides any preexisting begin frame source.  Those
     // other sources will eventually be removed and this will be the only path.
     scheduler_->SetBeginFrameSource(source);
   }
 }
 
 void ProxyImpl::SetEstimatedParentDrawTime(base::TimeDelta draw_time) {
   DCHECK(IsImplThread());
@@ skipping 145 matching lines @@
 void ProxyImpl::DidPrepareTiles() {
   DCHECK(IsImplThread());
   scheduler_->DidPrepareTiles();
 }
 
 void ProxyImpl::DidCompletePageScaleAnimationOnImplThread() {
   DCHECK(IsImplThread());
   channel_impl_->DidCompletePageScaleAnimation();
 }
 
-void ProxyImpl::OnDrawForOutputSurface(bool resourceless_software_draw) {
+void ProxyImpl::OnDrawForCompositorFrameSink(bool resourceless_software_draw) {
   DCHECK(IsImplThread());
-  scheduler_->OnDrawForOutputSurface(resourceless_software_draw);
+  scheduler_->OnDrawForCompositorFrameSink(resourceless_software_draw);
 }
 
 void ProxyImpl::WillBeginImplFrame(const BeginFrameArgs& args) {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->WillBeginImplFrame(args);
 }
 
 void ProxyImpl::DidFinishImplFrame() {
   DCHECK(IsImplThread());
   layer_tree_host_impl_->DidFinishImplFrame();
@@ skipping 76 matching lines @@
 
   next_frame_is_newly_committed_frame_ = true;
 }
 
 void ProxyImpl::ScheduledActionActivateSyncTree() {
   TRACE_EVENT0("cc", "ProxyImpl::ScheduledActionActivateSyncTree");
   DCHECK(IsImplThread());
   layer_tree_host_impl_->ActivateSyncTree();
 }
 
-void ProxyImpl::ScheduledActionBeginOutputSurfaceCreation() {
-  TRACE_EVENT0("cc", "ProxyImpl::ScheduledActionBeginOutputSurfaceCreation");
+void ProxyImpl::ScheduledActionBeginCompositorFrameSinkCreation() {
+  TRACE_EVENT0("cc",
+               "ProxyImpl::ScheduledActionBeginCompositorFrameSinkCreation");
   DCHECK(IsImplThread());
-  channel_impl_->RequestNewOutputSurface();
+  channel_impl_->RequestNewCompositorFrameSink();
 }
 
 void ProxyImpl::ScheduledActionPrepareTiles() {
   TRACE_EVENT0("cc", "ProxyImpl::ScheduledActionPrepareTiles");
   DCHECK(IsImplThread());
   layer_tree_host_impl_->PrepareTiles();
 }
 
-void ProxyImpl::ScheduledActionInvalidateOutputSurface() {
-  TRACE_EVENT0("cc", "ProxyImpl::ScheduledActionInvalidateOutputSurface");
+void ProxyImpl::ScheduledActionInvalidateCompositorFrameSink() {
+  TRACE_EVENT0("cc", "ProxyImpl::ScheduledActionInvalidateCompositorFrameSink");
   DCHECK(IsImplThread());
-  DCHECK(layer_tree_host_impl_->output_surface());
-  layer_tree_host_impl_->output_surface()->Invalidate();
+  DCHECK(layer_tree_host_impl_->compositor_frame_sink());
+  layer_tree_host_impl_->compositor_frame_sink()->Invalidate();
 }
 
 void ProxyImpl::SendBeginMainFrameNotExpectedSoon() {
   DCHECK(IsImplThread());
   channel_impl_->BeginMainFrameNotExpectedSoon();
 }
 
 DrawResult ProxyImpl::DrawAndSwapInternal(bool forced_draw) {
   TRACE_EVENT_SYNTHETIC_DELAY("cc.DrawAndSwap");
 
@@ skipping 60 matching lines @@
 bool ProxyImpl::IsMainThreadBlocked() const {
   return task_runner_provider_->IsMainThreadBlocked();
 }
 
 ProxyImpl::BlockedMainCommitOnly& ProxyImpl::blocked_main_commit() {
   DCHECK(IsMainThreadBlocked() && commit_completion_event_);
   return main_thread_blocked_commit_vars_unsafe_;
 }
 
 }  // namespace cc