Update from https://crrev.com/320931

cc/trees/thread_proxy.h

 // 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.
 
 #ifndef CC_TREES_THREAD_PROXY_H_
 #define CC_TREES_THREAD_PROXY_H_
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
 namespace base {
 class SingleThreadTaskRunner;
 }
 
 namespace cc {
 
 class BeginFrameSource;
 class ContextProvider;
 class InputHandlerClient;
 class LayerTreeHost;
+class PrioritizedResourceManager;
 class ResourceUpdateQueue;
 class Scheduler;
 class ScopedThreadProxy;
 
 class CC_EXPORT ThreadProxy : public Proxy,
                     NON_EXPORTED_BASE(LayerTreeHostImplClient),
                     NON_EXPORTED_BASE(SchedulerClient),
                     NON_EXPORTED_BASE(ResourceUpdateControllerClient) {
  public:
   static scoped_ptr<Proxy> Create(
@@ skipping 258 matching lines @@
 
   base::WeakPtr<ThreadProxy> main_thread_weak_ptr_;
   base::WeakPtr<ThreadProxy> impl_thread_weak_ptr_;
 
   DISALLOW_COPY_AND_ASSIGN(ThreadProxy);
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_THREAD_PROXY_H_