content/gpu: Simplify stub scheduling.

components/mus/gles2/command_buffer_driver.cc

 // Copyright 2013 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/gles2/command_buffer_driver.h"
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/shared_memory.h"
 #include "components/mus/gles2/command_buffer_type_conversions.h"
@@ skipping 270 matching lines @@
 
 bool CommandBufferDriver::OnWaitSyncPoint(uint32_t sync_point) {
   if (!sync_point)
     return true;
   if (gpu_state_->sync_point_manager()->IsSyncPointRetired(sync_point))
     return true;
   scheduler_->SetScheduled(false);
   gpu_state_->sync_point_manager()->AddSyncPointCallback(
       sync_point, base::Bind(&CommandBufferDriver::OnSyncPointRetired,
                              weak_factory_.GetWeakPtr()));
-  return scheduler_->IsScheduled();
+  return scheduler_->scheduled();
 }
 
 void CommandBufferDriver::OnSyncPointRetired() {
   scheduler_->SetScheduled(true);
 }
 
 void CommandBufferDriver::OnContextLost(uint32_t reason) {
   loss_observer_->DidLoseContext(reason);
   client_->DidLoseContext();
 }
 
 void CommandBufferDriver::DestroyDecoder() {
   if (decoder_) {
     bool have_context = decoder_->MakeCurrent();
     decoder_->Destroy(have_context);
     decoder_.reset();
   }
 }
 
 }  // namespace mus