Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

chrome/browser/sync_file_system/drive_file_sync_service_mock_unittest.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/sync_file_system/drive_file_sync_service.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/message_loop.h"
@@ skipping 264 matching lines @@
                 RemoveResourceFromDirectory(kRootResourceId, _, _))
         .Times(AnyNumber());
 
     api_util_ = drive::APIUtil::CreateForTesting(
         profile_.get(),
         GURL(google_apis::GDataWapiUrlGenerator::kBaseUrlForProduction),
         scoped_ptr<DriveServiceInterface>(mock_drive_service_),
         scoped_ptr<DriveUploaderInterface>()).Pass();
     ASSERT_TRUE(base_dir_.CreateUniqueTempDir());
     metadata_store_.reset(new DriveMetadataStore(
-        base_dir_.path(), base::MessageLoopProxy::current()));
+        base_dir_.path(), base::MessageLoopProxy::current().get()));
 
     bool done = false;
     metadata_store_->Initialize(base::Bind(&DidInitialize, &done));
     message_loop_.RunUntilIdle();
     EXPECT_TRUE(done);
   }
 
   void SetUpDriveSyncService(bool enabled) {
     sync_service_ = DriveFileSyncService::CreateForTesting(
         profile_.get(),
@@ skipping 734 matching lines @@
   entry->set_kind(google_apis::ENTRY_KIND_FOLDER);
 
   // Expect to drop this change for file.
   EXPECT_FALSE(AppendIncrementalRemoteChangeByEntry(
       kOrigin, *entry, 1));
 }
 
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace sync_file_system