Remove remaining use of the deprecated MessageLoopProxy

components/safe_json_parser/safe_json_parser.cc

 // Copyright 2013 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 "components/safe_json_parser/safe_json_parser.h"
 
 #include <string>
 
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/tuple.h"
 #include "base/values.h"
 #include "components/safe_json_parser/safe_json_parser_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/utility_process_host.h"
 #include "grit/components_strings.h"
 #include "ipc/ipc_message_macros.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::BrowserThread;
@@ skipping 14 matching lines @@
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&SafeJsonParser::StartWorkOnIOThread, this));
 }
 
 SafeJsonParser::~SafeJsonParser() {
 }
 
 void SafeJsonParser::StartWorkOnIOThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
-  UtilityProcessHost* host =
-      UtilityProcessHost::Create(this, base::MessageLoopProxy::current().get());
+  UtilityProcessHost* host = UtilityProcessHost::Create(
+      this, base::ThreadTaskRunnerHandle::Get().get());
   host->SetName(
       l10n_util::GetStringUTF16(IDS_UTILITY_PROCESS_JSON_PARSER_NAME));
   host->Send(new SafeJsonParserMsg_ParseJSON(unsafe_json_));
 }
 
 void SafeJsonParser::OnJSONParseSucceeded(const base::ListValue& wrapper) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   const base::Value* value = NULL;
   CHECK(wrapper.Get(0, &value));
 
@@ skipping 32 matching lines @@
     IPC_MESSAGE_HANDLER(SafeJsonParserHostMsg_ParseJSON_Succeeded,
                         OnJSONParseSucceeded)
     IPC_MESSAGE_HANDLER(SafeJsonParserHostMsg_ParseJSON_Failed,
                         OnJSONParseFailed)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 }  // namespace safe_json_parser