Unified BeginFrame scheduling

content/browser/compositor/browser_compositor_output_surface.cc

 // Copyright 2014 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 "content/browser/compositor/browser_compositor_output_surface.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/strings/string_number_conversions.h"
 #include "content/browser/compositor/reflector_impl.h"
 #include "content/common/gpu/client/context_provider_command_buffer.h"
 
 namespace content {
 
 BrowserCompositorOutputSurface::BrowserCompositorOutputSurface(
     const scoped_refptr<ContextProviderCommandBuffer>& context_provider,
     int surface_id,
-    IDMap<BrowserCompositorOutputSurface>* output_surface_map,
-    const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager)
+    IDMap<BrowserCompositorOutputSurface>* output_surface_map)
     : OutputSurface(context_provider),
       surface_id_(surface_id),
-      output_surface_map_(output_surface_map),
-      vsync_manager_(vsync_manager) {
+      output_surface_map_(output_surface_map) {
   Initialize();
 }
 
 BrowserCompositorOutputSurface::BrowserCompositorOutputSurface(
     scoped_ptr<cc::SoftwareOutputDevice> software_device,
     int surface_id,
-    IDMap<BrowserCompositorOutputSurface>* output_surface_map,
-    const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager)
+    IDMap<BrowserCompositorOutputSurface>* output_surface_map)
     : OutputSurface(software_device.Pass()),
       surface_id_(surface_id),
-      output_surface_map_(output_surface_map),
-      vsync_manager_(vsync_manager) {
+      output_surface_map_(output_surface_map) {
   Initialize();
 }
 
 BrowserCompositorOutputSurface::~BrowserCompositorOutputSurface() {
   DCHECK(CalledOnValidThread());
   if (reflector_)
     reflector_->DetachFromOutputSurface();
   DCHECK(!reflector_);
   if (!HasClient())
     return;
   output_surface_map_->Remove(surface_id_);
-  vsync_manager_->RemoveObserver(this);
 }
 
 void BrowserCompositorOutputSurface::Initialize() {
   capabilities_.max_frames_pending = 1;
   capabilities_.adjust_deadline_for_parent = false;
 
   DetachFromThread();
 }
 
 bool BrowserCompositorOutputSurface::BindToClient(
     cc::OutputSurfaceClient* client) {
   DCHECK(CalledOnValidThread());
 
   if (!OutputSurface::BindToClient(client))
     return false;
 
   output_surface_map_->AddWithID(this, surface_id_);
   if (reflector_)
     reflector_->OnSourceSurfaceReady(this);
-  vsync_manager_->AddObserver(this);
   return true;
 }
 
 void BrowserCompositorOutputSurface::OnSwapBuffersComplete() {
   // On Mac, delay acknowledging the swap to the output surface client until
   // it has been drawn.
 #if !defined(OS_MACOSX)
   cc::OutputSurface::OnSwapBuffersComplete();
 #endif
 }
 
-void BrowserCompositorOutputSurface::OnUpdateVSyncParameters(
+void BrowserCompositorOutputSurface::OnUpdateVSyncParametersFromGpu(
     base::TimeTicks timebase,
     base::TimeDelta interval) {
   DCHECK(CalledOnValidThread());
   DCHECK(HasClient());
   CommitVSyncParameters(timebase, interval);
 }
 
-void BrowserCompositorOutputSurface::OnUpdateVSyncParametersFromGpu(
-    base::TimeTicks timebase,
-    base::TimeDelta interval) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(HasClient());
-  vsync_manager_->UpdateVSyncParameters(timebase, interval);
-}
-
 void BrowserCompositorOutputSurface::SetReflector(ReflectorImpl* reflector) {
   reflector_ = reflector;
 }
 
 #if defined(OS_MACOSX)
 void BrowserCompositorOutputSurface::OnSurfaceDisplayed() {
   cc::OutputSurface::OnSwapBuffersComplete();
 }
 #endif
 
 }  // namespace content