Delay generation of User-Agent header to URLRequestHttpJob and accept custom User-Agent from XHR/Fe…

third_party/WebKit/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 192 matching lines @@
     m_resourceRequest->clearHTTPHeaderField(name);
 }
 
 void WebURLRequest::visitHTTPHeaderFields(WebHTTPHeaderVisitor* visitor) const
 {
     const HTTPHeaderMap& map = m_resourceRequest->httpHeaderFields();
     for (HTTPHeaderMap::const_iterator it = map.begin(); it != map.end(); ++it)
         visitor->visitHeader(it->key, it->value);
 }
 
+WebString WebURLRequest::defaultHTTPUserAgent() const
+{
+    return m_resourceRequest->defaultHTTPUserAgent();
+}
+
 WebHTTPBody WebURLRequest::httpBody() const
 {
     // TODO(mkwst): This is wrong, as it means that we're producing the body
     // before any ServiceWorker has a chance to operate, which means we're
     // revealing data to the SW that we ought to be hiding. Baby steps.
     // https://crbug.com/599597
     if (m_resourceRequest->attachedCredential())
         return WebHTTPBody(m_resourceRequest->attachedCredential());
     return WebHTTPBody(m_resourceRequest->httpBody());
 }
@@ skipping 264 matching lines @@
     DCHECK(m_resourceRequest);
     return *m_resourceRequest;
 }
 
 WebURLRequest::WebURLRequest(ResourceRequest& r)
     : m_resourceRequest(&r)
 {
 }
 
 } // namespace blink