Split SurfaceFactoryClient Into Four Interfaces

cc/surfaces/framesink_manager.h

 // Copyright 2014 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_H_
 #define CC_SURFACES_FRAMESINK_MANAGER_H_
 
 #include <stdint.h>
 
 #include <unordered_map>
 #include <unordered_set>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/macros.h"
 #include "cc/surfaces/frame_sink_id.h"
 #include "cc/surfaces/surfaces_export.h"
 
 namespace cc {
 class BeginFrameSource;
-class SurfaceFactoryClient;
+class FrameSinkManagerClient;
 
 namespace test {
 class CompositorFrameSinkSupportTest;
 }
 
 class CC_SURFACES_EXPORT FrameSinkManager {
  public:
   FrameSinkManager();
   ~FrameSinkManager();
 
   void RegisterFrameSinkId(const FrameSinkId& frame_sink_id);
 
   // Invalidate a frame_sink_id that might still have associated sequences,
   // possibly because a renderer process has crashed.
   void InvalidateFrameSinkId(const FrameSinkId& frame_sink_id);
 
   // SurfaceFactoryClient, hierarchy, and BeginFrameSource can be registered
   // and unregistered in any order with respect to each other.
   //
   // This happens in practice, e.g. the relationship to between ui::Compositor /
   // DelegatedFrameHost is known before ui::Compositor has a surface/client).
   // However, DelegatedFrameHost can register itself as a client before its
   // relationship with the ui::Compositor is known.
 
-  // Associates a SurfaceFactoryClient with the  frame_sink_id it  uses.
-  // SurfaceFactoryClient and framesink allocators have a 1:1 mapping.
+  // Associates a FrameSinkManagerClient with the frame_sink_id it  uses.

[danakj, 2017/04/21 15:06:48]

heh, extra space before "uses" too. weird.

[Alex Z., 2017/04/21 18:14:36]

Done.

+  // FrameSinkManagerClient and framesink allocators have a 1:1 mapping.
   // Caller guarantees the client is alive between register/unregister.
   void RegisterSurfaceFactoryClient(const FrameSinkId& frame_sink_id,
-                                    SurfaceFactoryClient* client);
+                                    FrameSinkManagerClient* client);
   void UnregisterSurfaceFactoryClient(const FrameSinkId& frame_sink_id);
 
   // Associates a |source| with a particular framesink.  That framesink and
   // any children of that framesink with valid clients can potentially use
   // that |source|.
   void RegisterBeginFrameSource(BeginFrameSource* source,
                                 const FrameSinkId& frame_sink_id);
   void UnregisterBeginFrameSource(BeginFrameSource* source);
 
   // Register a relationship between two framesinks.  This relationship means
@@ skipping 35 matching lines @@
     FrameSinkSourceMapping();
     FrameSinkSourceMapping(const FrameSinkSourceMapping& other);
     ~FrameSinkSourceMapping();
     bool has_children() const { return !children.empty(); }
     // The currently assigned begin frame source for this client.
     BeginFrameSource* source;
     // This represents a dag of parent -> children mapping.
     std::vector<FrameSinkId> children;
   };
 
-  std::unordered_map<FrameSinkId, SurfaceFactoryClient*, FrameSinkIdHash>
+  std::unordered_map<FrameSinkId, FrameSinkManagerClient*, FrameSinkIdHash>
       clients_;
 
   std::unordered_map<FrameSinkId, FrameSinkSourceMapping, FrameSinkIdHash>
       frame_sink_source_map_;
 
   // Set of which sources are registered to which frmesinks.  Any child
   // that is implicitly using this framesink must be reachable by the
   // parent in the dag.
   std::unordered_map<BeginFrameSource*, FrameSinkId> registered_sources_;
 
   DISALLOW_COPY_AND_ASSIGN(FrameSinkManager);
 };
 
 }  // namespace cc
 
 #endif  // CC_SURFACES_FRAMESINK_MANAGER_H_