Remove implicit conversions from scoped_refptr to T* in chrome/browser/extensions/api/

chrome/browser/extensions/api/system_storage/storage_info_provider.cc

 // Copyright 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 "chrome/browser/extensions/api/system_storage/storage_info_provider.h"
 
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_info.h"
 #include "base/threading/sequenced_worker_pool.h"
@@ skipping 99 matching lines @@
                                       base::FilePath(it->location())));
   }
 
   return -1;
 }
 
 // static
 StorageInfoProvider* StorageInfoProvider::Get() {
   if (provider_.Get().get() == NULL)
     provider_.Get() = new StorageInfoProvider();
-  return provider_.Get();
+  return provider_.Get().get();
 }
 
 }  // namespace extensions