[storage] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

storage/browser/blob/shareable_file_reference.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 "storage/browser/blob/shareable_file_reference.h"
 
 #include <map>
 
 #include "base/lazy_instance.h"
-#include "base/message_loop/message_loop_proxy.h"
 #include "base/task_runner.h"
 #include "base/threading/non_thread_safe.h"
 
 namespace storage {
 
 namespace {
 
 // A shareable file map with enforcement of thread checker.
 class ShareableFileMap : public base::NonThreadSafe {
  public:
@@ skipping 91 matching lines @@
     : scoped_file_(scoped_file.Pass()) {
   DCHECK(g_file_map.Get().Find(path())->second == NULL);
 }
 
 ShareableFileReference::~ShareableFileReference() {
   DCHECK(g_file_map.Get().Find(path())->second == this);
   g_file_map.Get().Erase(path());
 }
 
 }  // namespace storage