Remove implicit conversions from scoped_refptr to T* in base/

base/prefs/json_pref_store.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 "base/prefs/json_pref_store.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 264 matching lines @@
   error_delegate_.reset(error_delegate);
   if (path_.empty()) {
     scoped_ptr<ReadResult> no_file_result;
     no_file_result->error = PREF_READ_ERROR_FILE_NOT_SPECIFIED;
     OnFileRead(no_file_result.Pass());
     return;
   }
 
   // Weakly binds the read task so that it doesn't kick in during shutdown.
   base::PostTaskAndReplyWithResult(
-      sequenced_task_runner_,
+      sequenced_task_runner_.get(),
       FROM_HERE,
       base::Bind(&ReadPrefsFromDisk, path_, alternate_path_),
       base::Bind(&JsonPrefStore::OnFileRead, AsWeakPtr()));
 }
 
 void JsonPrefStore::CommitPendingWrite() {
   DCHECK(CalledOnValidThread());
 
   if (writer_.HasPendingWrite() && !read_only_)
     writer_.DoScheduledWrite();
@@ skipping 138 matching lines @@
 
   if (error_delegate_ && read_error_ != PREF_READ_ERROR_NONE)
     error_delegate_->OnError(read_error_);
 
   FOR_EACH_OBSERVER(PrefStore::Observer,
                     observers_,
                     OnInitializationCompleted(true));
 
   return;
 }