Split SurfaceFactoryClient Into Four Interfaces

cc/surfaces/compositor_frame_sink_support.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_COMPOSITOR_FRAME_SINK_SUPPORT_H_
 #define CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_
 
 #include <memory>
 #include <unordered_set>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "cc/output/compositor_frame.h"
 #include "cc/scheduler/begin_frame_source.h"
+#include "cc/surfaces/frame_sink_manager_client.h"
 #include "cc/surfaces/referenced_surface_tracker.h"
+#include "cc/surfaces/surface_aggregator_client.h"
 #include "cc/surfaces/surface_factory.h"
 #include "cc/surfaces/surface_factory_client.h"
 #include "cc/surfaces/surface_id.h"
+#include "cc/surfaces/surface_resource_holder_client.h"
 #include "cc/surfaces/surfaces_export.h"
 
 namespace cc {
 
 class CompositorFrameSinkSupportClient;
 class SurfaceManager;
 
 class CC_SURFACES_EXPORT CompositorFrameSinkSupport
     : public SurfaceFactoryClient,
-      public BeginFrameObserver {
+      public BeginFrameObserver,
+      public SurfaceAggregatorClient,
+      public SurfaceResourceHolderClient,
+      public FrameSinkManagerClient {
  public:
   static std::unique_ptr<CompositorFrameSinkSupport> Create(
       CompositorFrameSinkSupportClient* client,
       SurfaceManager* surface_manager,
       const FrameSinkId& frame_sink_id,
       bool is_root,
       bool handles_frame_sink_id_invalidation,
       bool needs_sync_points);
 
   ~CompositorFrameSinkSupport() override;
 
   const FrameSinkId& frame_sink_id() const { return frame_sink_id_; }
 
   Surface* current_surface_for_testing() {
     return surface_factory_->current_surface_for_testing();
   }
 
   const ReferencedSurfaceTracker& ReferenceTrackerForTesting() const {
     return reference_tracker_;
   }
 
   // SurfaceFactoryClient implementation.
   void ReferencedSurfacesChanged(
       const LocalSurfaceId& local_surface_id,
       const std::vector<SurfaceId>* active_referenced_surfaces) override;
+
+  // SurfaceResourceHolderClient implementation.
   void ReturnResources(const ReturnedResourceArray& resources) override;
+
+  // FrameSinkManagerClient implementation.
   void SetBeginFrameSource(BeginFrameSource* begin_frame_source) override;
+
+  // SurfaceAggregatorClient implementation.
   void WillDrawSurface(const LocalSurfaceId& local_surface_id,
                        const gfx::Rect& damage_rect) override;
 
   void EvictFrame();
   void SetNeedsBeginFrame(bool needs_begin_frame);
   void BeginFrameDidNotSwap(const BeginFrameAck& ack);
   void SubmitCompositorFrame(const LocalSurfaceId& local_surface_id,
                              CompositorFrame frame);
   void RequestCopyOfSurface(std::unique_ptr<CopyOutputRequest> request);
   void ForceReclaimResources();
@@ skipping 70 matching lines @@
   const bool handles_frame_sink_id_invalidation_;
 
   base::WeakPtrFactory<CompositorFrameSinkSupport> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CompositorFrameSinkSupport);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_COMPOSITOR_FRAME_SINK_SUPPORT_H_