Add 'didDispatchPingLoader' callback to FrameLoaderClient.

Source/testing/runner/WebTestProxy.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1254 matching lines @@
         m_delegate->printMessage(" - didChangeLocationWithinPageForFrame\n");
     }
 }
 
 void WebTestProxyBase::didDetectXSS(WebFrame*, const WebURL&, bool)
 {
     if (m_testInterfaces->testRunner()->shouldDumpFrameLoadCallbacks())
         m_delegate->printMessage("didDetectXSS\n");
 }
 
+void WebTestProxyBase::didDispatchPingLoader(WebFrame*, const WebURL& url)
+{
+    if (m_testInterfaces->testRunner()->shouldDumpPingLoaderCallbacks())
+        m_delegate->printMessage(string("PingLoader dispatched to '") + URLDescription(url).c_str() + "'.\n");
+}
+
 void WebTestProxyBase::willRequestResource(WebFrame* frame, const WebKit::WebCachedURLRequest& request)
 {
     if (m_testInterfaces->testRunner()->shouldDumpResourceRequestCallbacks()) {
         printFrameDescription(m_delegate, frame);
         m_delegate->printMessage(string(" - ") + request.initiatorName().utf8().data());
         m_delegate->printMessage(string(" requested '") + URLDescription(request.urlRequest().url()).c_str() + "'\n");
     }
 }
 
 void WebTestProxyBase::didCreateDataSource(WebFrame*, WebDataSource* ds)
@@ skipping 189 matching lines @@
 
 void WebTestProxyBase::resetInputMethod()
 {
     // If a composition text exists, then we need to let the browser process
     // to cancel the input method's ongoing composition session.
     if (m_webWidget)
         m_webWidget->confirmComposition();
 }
 
 }