Fix a bug in the implementation of DescheduleUntilFinishedCHROMIUM.

gpu/command_buffer/service/gles2_cmd_decoder_passthrough.h

 // Copyright (c) 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.
 
 // This file contains the GLES2DecoderPassthroughImpl class.
 
 #ifndef GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_PASSTHROUGH_H_
 #define GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_PASSTHROUGH_H_
 
 #include "base/memory/ref_counted.h"
@@ skipping 117 matching lines @@
 
   // Process any pending queries.
   void ProcessPendingQueries(bool did_finish) override;
 
   // Returns false if there is no idle work to be made.
   bool HasMoreIdleWork() const override;
 
   // Perform any idle work that needs to be made.
   void PerformIdleWork() override;
 
+  bool HasPollingWork() const override;
+  void PerformPollingWork() override;
+
   bool GetServiceTextureId(uint32_t client_texture_id,
                            uint32_t* service_texture_id) override;
 
   // Provides detail about a lost context if one occurred.
   error::ContextLostReason GetContextLostReason() override;
 
   // Clears a level sub area of a texture
   // Returns false if a GL error should be generated.
   bool ClearLevel(Texture* texture,
                   unsigned target,
@@ skipping 97 matching lines @@
 
 // Include the prototypes of all the doer functions from a separate header to
 // keep this file clean.
 #include "gpu/command_buffer/service/gles2_cmd_decoder_passthrough_doer_prototypes.h"
 };
 
 }  // namespace gles2
 }  // namespace gpu
 
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_PASSTHROUGH_H_