Replace MessageLoopProxy::current() with ThreadTaskRunnerHandle::Get()

chrome/browser/sync_file_system/drive_backend/drive_backend_util.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 "chrome/browser/sync_file_system/drive_backend/drive_backend_util.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/scoped_vector.h"
-#include "base/message_loop/message_loop_proxy.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "chrome/browser/drive/drive_api_util.h"
 #include "chrome/browser/sync_file_system/drive_backend/drive_backend_constants.h"
 #include "chrome/browser/sync_file_system/drive_backend/metadata_database.pb.h"
 #include "chrome/browser/sync_file_system/logger.h"
 #include "google_apis/drive/drive_api_parser.h"
 #include "google_apis/drive/gdata_wapi_parser.h"
 #include "net/base/mime_util.h"
 #include "third_party/leveldatabase/src/include/leveldb/write_batch.h"
@@ skipping 236 matching lines @@
 }
 
 std::string RemovePrefix(const std::string& str, const std::string& prefix) {
   if (StartsWithASCII(str, prefix, true))
     return str.substr(prefix.size());
   return str;
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system