Remove implicit conversions from scoped_refptr to T* in c/b/chromeos/drive

chrome/browser/chromeos/drive/sync_client.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 "chrome/browser/chromeos/drive/sync_client.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 466 matching lines @@
 void SyncClient::OnFetchFileComplete(const std::string& local_id,
                                      FileError error,
                                      const base::FilePath& local_path,
                                      scoped_ptr<ResourceEntry> entry) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   OnTaskComplete(FETCH, local_id, error);
   if (error == FILE_ERROR_ABORT) {
     // If user cancels download, unpin the file so that we do not sync the file
     // again.
     base::PostTaskAndReplyWithResult(
-        blocking_task_runner_,
+        blocking_task_runner_.get(),
         FROM_HERE,
         base::Bind(&FileCache::Unpin, base::Unretained(cache_), local_id),
         base::Bind(&util::EmptyFileOperationCallback));
   }
 }
 
 }  // namespace internal
 }  // namespace drive