Send screenshots back to the client for debugging

chrome/test/webdriver/commands/url_command.cc

 // Copyright (c) 2010 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/url_command.h"
 
 #include <string>
 
 #include "chrome/test/webdriver/commands/response.h"
 
@@ skipping 31 matching lines @@
     SET_WEBDRIVER_ERROR(response, "URL field not found", kInternalServerError);
     return;
   }
   // TODO(jmikhail): sniff for meta-redirects.
   if (!session_->NavigateToURL(url)) {
     SET_WEBDRIVER_ERROR(response, "NavigateToURL failed",
                         kInternalServerError);
     return;
   }
 
-  session_->set_current_frame_xpath("");
+  session_->SetCurrentFrameXPath("");
   response->SetValue(new StringValue(url));
   response->SetStatus(kSuccess);
 }
 
 bool URLCommand::RequiresValidTab() {
   return true;
 }
 
 }  // namespace webdriver