Add 'didDispatchPingLoader' callback to FrameLoaderClient.

Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple 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.
@@ skipping 574 matching lines @@
     if (m_webFrame->client())
         m_webFrame->client()->didRunInsecureContent(m_webFrame, WebSecurityOrigin(origin), insecureURL);
 }
 
 void FrameLoaderClientImpl::didDetectXSS(const KURL& insecureURL, bool didBlockEntirePage)
 {
     if (m_webFrame->client())
         m_webFrame->client()->didDetectXSS(m_webFrame, insecureURL, didBlockEntirePage);
 }
 
+void FrameLoaderClientImpl::didDispatchPingLoader(const KURL& url)
+{
+    if (m_webFrame->client())
+        m_webFrame->client()->didDispatchPingLoader(m_webFrame, url);
+}
+
 ResourceError FrameLoaderClientImpl::interruptedForPolicyChangeError(
     const ResourceRequest& request)
 {
     return ResourceError(internalErrorDomain, PolicyChangeError,
                          request.url().string(), String());
 }
 
 PassRefPtr<DocumentLoader> FrameLoaderClientImpl::createDocumentLoader(
     const ResourceRequest& request,
     const SubstituteData& data)
@@ skipping 203 matching lines @@
         m_webFrame->client()->didLoseWebGLContext(m_webFrame, arbRobustnessContextLostReason);
 }
 
 void FrameLoaderClientImpl::dispatchWillInsertBody()
 {
     if (m_webFrame->client())
         m_webFrame->client()->willInsertBody(m_webFrame);
 }
 
 } // namespace WebKit