List sync points to wait on in AsyncFlush message

gpu/command_buffer/common/command_buffer.h

 // Copyright (c) 2012 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 GPU_COMMAND_BUFFER_COMMON_COMMAND_BUFFER_H_
 #define GPU_COMMAND_BUFFER_COMMON_COMMAND_BUFFER_H_
 
 #include "gpu/command_buffer/common/buffer.h"
 #include "gpu/command_buffer/common/constants.h"
 #include "gpu/gpu_export.h"
@@ skipping 69 matching lines @@
   // Returns the last token without synchronizing with the service. Note that
   // while you could just call GetLastState().token, GetLastState needs to be
   // fast as it is called for every command where GetLastToken is only called
   // by code that needs to know the last token so it can be slower but more up
   // to date than GetLastState.
   virtual int32 GetLastToken() = 0;
 
   // The writer calls this to update its put offset. This ensures the reader
   // sees the latest added commands, and will eventually process them. On the
   // service side, commands are processed up to the given put_offset before
-  // subsequent Flushes on the same GpuChannel.
-  virtual void Flush(int32 put_offset) = 0;
+  // subsequent Flushes on the same GpuChannel. sync_points contains the set
+  // of sync points that will be waited on before executing the commands.
+  virtual void Flush(int32 put_offset,
+                     const std::vector<uint32>& sync_points) = 0;
 
   // The writer calls this to wait until the current token is within a
   // specific range, inclusive. Can return early if an error is generated.
   virtual void WaitForTokenInRange(int32 start, int32 end) = 0;
 
   // The writer calls this to wait until the current get offset is within a
   // specific range, inclusive. Can return early if an error is generated.
   virtual void WaitForGetOffsetInRange(int32 start, int32 end) = 0;
 
   // Sets the buffer commands are read from.
@@ skipping 19 matching lines @@
   virtual error::Error GetLastError();
 #endif
 
  private:
   DISALLOW_COPY_AND_ASSIGN(CommandBuffer);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_COMMON_COMMAND_BUFFER_H_