Split SurfaceFactoryClient Into Four Interfaces

cc/surfaces/framesink_manager_client.h

+// Copyright 2017 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_FRAMESINK_MANAGER_CLIENT_H_
+#define CC_SURFACES_FRAMESINK_MANAGER_CLIENT_H_
+
+#include "cc/scheduler/begin_frame_source.h"
+#include "cc/surfaces/surfaces_export.h"
+
+namespace cc {
+
+class CC_SURFACES_EXPORT FrameSinkManagerClient {
+ public:
+  virtual ~FrameSinkManagerClient() = default;
+
+  // This allows the FrameSinkManager to pass a BeginFrameSource to use.
+  virtual void SetBeginFrameSource(BeginFrameSource* begin_frame_source) = 0;
+};
+
+}  // namespace cc
+
+#endif  // CC_SURFACES_FRAMESINK_MANAGER_CLIENT_H_