Update from https://crrev.com/303153

gpu/command_buffer/service/command_buffer_service.cc

 // 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.
 
 #include "gpu/command_buffer/service/command_buffer_service.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/debug/trace_event.h"
@@ skipping 21 matching lines @@
 
 CommandBufferService::~CommandBufferService() {
 }
 
 bool CommandBufferService::Initialize() {
   return true;
 }
 
 CommandBufferService::State CommandBufferService::GetLastState() {
   State state;
-  state.num_entries = num_entries_;
   state.get_offset = get_offset_;
-  state.put_offset = put_offset_;
   state.token = token_;
   state.error = error_;
   state.context_lost_reason = context_lost_reason_;
   state.generation = ++generation_;
 
   return state;
 }
 
 int32 CommandBufferService::GetLastToken() {
   return GetLastState().token;
@@ skipping 112 matching lines @@
     if (!parse_error_callback_.is_null())
       parse_error_callback_.Run();
   }
 }
 
 void CommandBufferService::SetContextLostReason(
     error::ContextLostReason reason) {
   context_lost_reason_ = reason;
 }
 
+int32 CommandBufferService::GetPutOffset() {
+  return put_offset_;
+}
+
 void CommandBufferService::SetPutOffsetChangeCallback(
     const base::Closure& callback) {
   put_offset_change_callback_ = callback;
 }
 
 void CommandBufferService::SetGetBufferChangeCallback(
     const GetBufferChangedCallback& callback) {
   get_buffer_change_callback_ = callback;
 }
 
 void CommandBufferService::SetParseErrorCallback(
     const base::Closure& callback) {
   parse_error_callback_ = callback;
 }
 
 }  // namespace gpu