Hook up ui::Compositor to Display's BeginFrameSource

components/mus/surfaces/top_level_display_client.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 "components/mus/surfaces/top_level_display_client.h"
 
 #include "base/thread_task_runner_handle.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/output/copy_output_request.h"
 #include "cc/scheduler/begin_frame_source.h"
@@ skipping 18 matching lines @@
 
 TopLevelDisplayClient::TopLevelDisplayClient(
     gfx::AcceleratedWidget widget,
     const scoped_refptr<GpuState>& gpu_state,
     const scoped_refptr<SurfacesState>& surfaces_state)
     : task_runner_(base::ThreadTaskRunnerHandle::Get()),
       surfaces_state_(surfaces_state),
       factory_(surfaces_state->manager(), this),
       cc_id_(static_cast<uint64_t>(surfaces_state->next_id_namespace()) << 32) {
   factory_.Create(cc_id_);
+  surfaces_state_->manager()->RegisterSurfaceIdNamespace(cc_id_.id_namespace());
 
   display_.reset(new cc::Display(this, surfaces_state_->manager(), nullptr,
-                                 nullptr, cc::RendererSettings()));
+                                 nullptr, cc::RendererSettings(),
+                                 cc_id_.id_namespace()));
 
   scoped_ptr<cc::OutputSurface> output_surface =
       make_scoped_ptr(new DirectOutputSurface(
-          new SurfacesContextProvider(this, widget, gpu_state)));
+          new SurfacesContextProvider(widget, gpu_state), task_runner_.get()));
 
   int max_frames_pending = output_surface->capabilities().max_frames_pending;
   DCHECK_GT(max_frames_pending, 0);
 
-  synthetic_frame_source_.reset(new cc::SyntheticBeginFrameSource(
-      task_runner_.get(), cc::BeginFrameArgs::DefaultInterval()));
-
-  scheduler_.reset(
-      new cc::DisplayScheduler(display_.get(), synthetic_frame_source_.get(),
-                               task_runner_.get(), max_frames_pending));
-
   if (gpu_state->HardwareRenderingAvailable()) {
-    display_->Initialize(std::move(output_surface), scheduler_.get());
+    display_->Initialize(std::move(output_surface));
   } else {
     // TODO(rjkroege): Implement software compositing.
   }
   display_->Resize(last_submitted_frame_size_);
 
   // TODO(fsamuel): Plumb the proper device scale factor.
   display_->SetSurfaceId(cc_id_, 1.f /* device_scale_factor */);
 }
 
 TopLevelDisplayClient::~TopLevelDisplayClient() {
+  surfaces_state_->manager()->InvalidateSurfaceIdNamespace(
+      cc_id_.id_namespace());
   factory_.Destroy(cc_id_);
 }
 
 void TopLevelDisplayClient::SubmitCompositorFrame(
     scoped_ptr<cc::CompositorFrame> frame,
     const base::Closure& callback) {
   pending_frame_ = std::move(frame);
 
   last_submitted_frame_size_ =
       pending_frame_->delegated_frame_data->render_pass_list.back()
           ->output_rect.size();
   display_->Resize(last_submitted_frame_size_);
   factory_.SubmitCompositorFrame(cc_id_, std::move(pending_frame_),
                                  base::Bind(&CallCallback, callback));
 }
 
 void TopLevelDisplayClient::RequestCopyOfOutput(
     scoped_ptr<cc::CopyOutputRequest> output_request) {
   factory_.RequestCopyOfSurface(cc_id_, std::move(output_request));
 }
 
-void TopLevelDisplayClient::CommitVSyncParameters(base::TimeTicks timebase,
-                                                  base::TimeDelta interval) {}
-
 void TopLevelDisplayClient::OutputSurfaceLost() {
   if (!display_)  // Shutdown case
     return;
   display_.reset();
 }
 
 void TopLevelDisplayClient::SetMemoryPolicy(
     const cc::ManagedMemoryPolicy& policy) {}
 
-void TopLevelDisplayClient::OnVSyncParametersUpdated(int64_t timebase,
-                                                     int64_t interval) {
-  auto timebase_time_ticks = base::TimeTicks::FromInternalValue(timebase);
-  auto interval_time_delta = base::TimeDelta::FromInternalValue(interval);
-
-  if (interval_time_delta.is_zero()) {
-    // TODO(brianderson): We should not be receiving 0 intervals.
-    interval_time_delta = cc::BeginFrameArgs::DefaultInterval();
-  }
-
-  synthetic_frame_source_->OnUpdateVSyncParameters(timebase_time_ticks,
-                                                   interval_time_delta);
-}
-
 void TopLevelDisplayClient::ReturnResources(
     const cc::ReturnedResourceArray& resources) {
   // TODO(fsamuel): Implement this.
 }
 
 void TopLevelDisplayClient::SetBeginFrameSource(
     cc::BeginFrameSource* begin_frame_source) {
   // TODO(tansell): Implement this.
 }
 
 }  // namespace mus