gpu: Add GpuFence framework.

gpu/command_buffer/service/gles2_cmd_decoder.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.
 
 // This file contains the GLES2Decoder class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_
 
 #include <stdint.h>
@@ skipping 24 matching lines @@
 
 namespace gpu {
 
 struct Mailbox;
 
 namespace gles2 {
 
 class ContextGroup;
 class ErrorState;
 class FeatureInfo;
+class FenceManager;
 class GLES2Util;
 class ImageManager;
 class Logger;
 class QueryManager;
 class ShaderTranslatorInterface;
 class Texture;
 class TransformFeedbackManager;
 class VertexArrayManager;
 struct ContextCreationAttribHelper;
 struct ContextState;
@@ skipping 157 matching lines @@
 
   // Gets the TransformFeedbackManager for this context.
   virtual TransformFeedbackManager* GetTransformFeedbackManager() = 0;
 
   // Gets the VertexArrayManager for this context.
   virtual VertexArrayManager* GetVertexArrayManager() = 0;
 
   // Gets the ImageManager for this context.
   virtual ImageManager* GetImageManager() = 0;
 
+  // Gets the FenceManager for this context.
+  virtual FenceManager* GetFenceManager() = 0;
+
   // Returns false if there are no pending queries.
   virtual bool HasPendingQueries() const = 0;
 
   // Process any pending queries.
   virtual void ProcessPendingQueries(bool did_finish) = 0;
 
   // Returns false if there is no idle work to be made.
   virtual bool HasMoreIdleWork() const = 0;
 
   // Perform any idle work that needs to be made.
@@ skipping 108 matching lines @@
   bool initialized_;
   bool debug_;
   bool log_commands_;
   DISALLOW_COPY_AND_ASSIGN(GLES2Decoder);
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_H_