more changes

chrome/test/webdriver/commands/screenshot_command.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 "chrome/test/webdriver/commands/screenshot_command.h"
 
 #include <string>
 #include <vector>
 
 #include "base/base64.h"
@@ skipping 23 matching lines @@
   }
 
   // Convert the raw binary data to base 64 encoding for webdriver.
   std::string base64_screenshot;
   if (!base::Base64Encode(raw_bytes, &base64_screenshot)) {
     response->SetError(new Error(
         kUnknownError, "Encoding the PNG to base64 format failed"));
     return;
   }
 
-  response->SetValue(new StringValue(base64_screenshot));
+  response->SetValue(base::StringValue::New(base64_screenshot));
 }
 
 }  // namespace webdriver