Replacing SurfaceReferenceBase and SequenceSurfaceReference with Closures

cc/surfaces/scoped_surface_reference_base.h

 // Copyright 2016 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_SURFACES_SURFACE_REFERENCE_BASE_H_
-#define CC_SURFACES_SURFACE_REFERENCE_BASE_H_
+#ifndef CC_SURFACES_SCOPED_SURFACE_REFERENCE_BASE_H_
+#define CC_SURFACES_SCOPED_SURFACE_REFERENCE_BASE_H_
 
 #include <memory>
 
 #include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted.h"
 #include "cc/surfaces/surface_sequence.h"
 
 namespace cc {
 
 class SurfaceReferenceFactory;
 
 // The base class for the references returned by SurfaceReferenceFactory and
 // its subclasses.
 // The objects of this class hold on their surface reference until they go
 // out of scope.
 // To keep things as lightweight as possible, the base class only keeps a
 // pointer to the factory and it's up to the subclasses to decide what other
 // information they need to keep.
-class SurfaceReferenceBase {
+class ScopedSurfaceReferenceBase {
  public:
-  explicit SurfaceReferenceBase(
+  explicit ScopedSurfaceReferenceBase(
       scoped_refptr<const SurfaceReferenceFactory> factory);
 
-  virtual ~SurfaceReferenceBase();
+  virtual ~ScopedSurfaceReferenceBase();
 
  protected:
   void Destroy();
 
  private:
   scoped_refptr<const SurfaceReferenceFactory> factory_;
 
-  DISALLOW_COPY_AND_ASSIGN(SurfaceReferenceBase);
+  DISALLOW_COPY_AND_ASSIGN(ScopedSurfaceReferenceBase);
 };
 
 }  // namespace cc
 
-#endif  // CC_SURFACES_SURFACE_REFERENCE_BASE_H_
+#endif  // CC_SURFACES_SCOPED_SURFACE_REFERENCE_BASE_H_