Prepare to add more initiator info to CachedResource(Request)

Tools/DumpRenderTree/chromium/TestRunner/src/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 1214 matching lines @@
 void WebTestProxyBase::didDetectXSS(WebFrame*, const WebURL&, bool)
 {
     if (m_testInterfaces->testRunner()->shouldDumpFrameLoadCallbacks())
         m_delegate->printMessage("didDetectXSS\n");
 }
 
 void WebTestProxyBase::willRequestResource(WebFrame* frame, const WebKit::WebCachedURLRequest& request)
 {
     if (m_testInterfaces->testRunner()->shouldDumpResourceRequestCallbacks()) {
         printFrameDescription(m_delegate, frame);
-        WebElement element = request.initiatorElement();
-        if (!element.isNull()) {
-            m_delegate->printMessage(" - element with ");
-            if (element.hasAttribute("id"))
-                m_delegate->printMessage(string("id '") + element.getAttribute("id").utf8().data() + "'");
-            else
-                m_delegate->printMessage("no id");
-        } else
-            m_delegate->printMessage(string(" - ") + request.initiatorName().utf8().data());
+        m_delegate->printMessage(string(" - ") + request.initiatorName().utf8().data());
         m_delegate->printMessage(string(" requested '") + URLDescription(request.urlRequest().url()).c_str() + "'\n");
     }
 }
 
 WebURLError WebTestProxyBase::cannotHandleRequestError(WebFrame*, const WebURLRequest& request)
 {
     WebURLError error;
     // A WebKit layout test expects the following values.
     // unableToImplementPolicyWithError() below prints them.
     error.domain = WebString::fromUTF8("WebKitErrorDomain");
@@ skipping 221 matching lines @@
 {
     if (m_testInterfaces->testRunner()->shouldInterceptPostMessage()) {
         m_delegate->printMessage("intercepted postMessage\n");
         return true;
     }
 
     return false;
 }
 
 }