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

content/browser/indexed_db/indexed_db_backing_store_unittest.cc

 // Copyright (c) 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 "content/browser/indexed_db/indexed_db_backing_store.h"
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/strings/string16.h"
@@ skipping 400 matching lines @@
 
   int limit = file_util::GetMaximumPathComponentLength(base_path);
   EXPECT_GT(limit, 0);
 
   std::string origin(limit + 1, 'x');
   WebSecurityOrigin too_long_origin =
       WebSecurityOrigin::createFromString(WebKit::WebString::fromUTF8(
           std::string("http://" + origin + ":81/").c_str()));
   scoped_refptr<IndexedDBBackingStore> diskStore1 =
       factory->TestOpenBackingStore(too_long_origin, base_path);
-  EXPECT_FALSE(diskStore1);
+  EXPECT_FALSE(diskStore1.get());
 
   WebSecurityOrigin ok_origin =
       WebSecurityOrigin::createFromString("http://someorigin.com:82/");
   scoped_refptr<IndexedDBBackingStore> diskStore2 =
       factory->TestOpenBackingStore(ok_origin, base_path);
-  EXPECT_TRUE(diskStore2);
+  EXPECT_TRUE(diskStore2.get());
 }
 
 }  // namespace
 
 }  // namespace content