Set the target type when creating the request for main resource

Source/platform/exported/WebURLRequest.cpp

 /*
  * Copyright (C) 2009 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 83 matching lines @@
 {
     assign(0);
 }
 
 void WebURLRequest::assign(const WebURLRequest& r)
 {
     if (&r != this)
         assign(r.m_private ? new WebURLRequestPrivateImpl(r.m_private) : 0);
 }
 
+void WebURLRequest::initializeForMainResource(bool isMainFrame)
+{
+    m_private->m_resourceRequest->initializeForMainResource(isMainFrame);
+}
+
 bool WebURLRequest::isNull() const
 {
     return !m_private || m_private->m_resourceRequest->isNull();
 }
 
 WebURL WebURLRequest::url() const
 {
     return m_private->m_resourceRequest->url();
 }
 
@@ skipping 226 matching lines @@
     // Subclasses may call this directly so a self-assignment check is needed
     // here as well as in the public assign method.
     if (m_private == p)
         return;
     if (m_private)
         m_private->dispose();
     m_private = p;
 }
 
 } // namespace blink