Add RetainedRef uses where needed.

storage/browser/fileapi/async_file_util_adapter.cc

 // Copyright (c) 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 "storage/browser/fileapi/async_file_util_adapter.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
 #include <vector>
@@ skipping 200 matching lines @@
   DCHECK(success);
 }
 
 void AsyncFileUtilAdapter::ReadDirectory(
     scoped_ptr<FileSystemOperationContext> context,
     const FileSystemURL& url,
     const ReadDirectoryCallback& callback) {
   FileSystemOperationContext* context_ptr = context.release();
   const bool success = context_ptr->task_runner()->PostTask(
       FROM_HERE,
-      Bind(&ReadDirectoryHelper,
-           sync_file_util_.get(), base::Owned(context_ptr), url,
-           base::ThreadTaskRunnerHandle::Get(), callback));
+      Bind(&ReadDirectoryHelper, sync_file_util_.get(),
+           base::Owned(context_ptr), url,
+           base::RetainedRef(base::ThreadTaskRunnerHandle::Get()), callback));
   DCHECK(success);
 }
 
 void AsyncFileUtilAdapter::Touch(
     scoped_ptr<FileSystemOperationContext> context,
     const FileSystemURL& url,
     const base::Time& last_access_time,
     const base::Time& last_modified_time,
     const StatusCallback& callback) {
   FileSystemOperationContext* context_ptr = context.release();
@@ skipping 112 matching lines @@
   GetFileInfoHelper* helper = new GetFileInfoHelper;
   const bool success = context_ptr->task_runner()->PostTaskAndReply(
       FROM_HERE,
       Bind(&GetFileInfoHelper::CreateSnapshotFile, Unretained(helper),
            sync_file_util_.get(), base::Owned(context_ptr), url),
       Bind(&GetFileInfoHelper::ReplySnapshotFile, Owned(helper), callback));
   DCHECK(success);
 }
 
 }  // namespace storage