Remove implicit conversions from scoped_refptr to T* in base/

base/files/important_file_writer.cc

 // Copyright (c) 2011 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 "base/files/important_file_writer.h"
 
 #include <stdio.h>
 
 #include <string>
 
@@ skipping 151 matching lines @@
 }
 
 bool ImportantFileWriter::PostWriteTask(const std::string& data) {
   // TODO(gab): This code could always use PostTaskAndReplyWithResult and let
   // ForwardSuccessfulWrite() no-op if |on_next_successful_write_| is null, but
   // PostTaskAndReply causes memory leaks in tests (crbug.com/371974) and
   // suppressing all of those is unrealistic hence we avoid most of them by
   // using PostTask() in the typical scenario below.
   if (!on_next_successful_write_.is_null()) {
     return base::PostTaskAndReplyWithResult(
-        task_runner_,
+        task_runner_.get(),
         FROM_HERE,
         MakeCriticalClosure(
             Bind(&ImportantFileWriter::WriteFileAtomically, path_, data)),
         Bind(&ImportantFileWriter::ForwardSuccessfulWrite,
              weak_factory_.GetWeakPtr()));
   }
   return task_runner_->PostTask(
       FROM_HERE,
       MakeCriticalClosure(
           Bind(IgnoreResult(&ImportantFileWriter::WriteFileAtomically),
                path_, data)));
 }
 
 void ImportantFileWriter::ForwardSuccessfulWrite(bool result) {
   DCHECK(CalledOnValidThread());
   if (result && !on_next_successful_write_.is_null()) {
     on_next_successful_write_.Run();
     on_next_successful_write_.Reset();
   }
 }
 
 }  // namespace base