Adds the new URLRequest::OnBeforeNetworkStart hook to the

content/browser/loader/layered_resource_handler.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/loader/layered_resource_handler.h"
 
 #include "base/logging.h"
 
 namespace content {
 
@@ skipping 38 matching lines @@
   DCHECK(next_handler_.get());
   return next_handler_->OnResponseStarted(request_id, response, defer);
 }
 
 bool LayeredResourceHandler::OnWillStart(int request_id, const GURL& url,
                                          bool* defer) {
   DCHECK(next_handler_.get());
   return next_handler_->OnWillStart(request_id, url, defer);
 }
 
+bool LayeredResourceHandler::OnBeforeNetworkStart(int request_id,
+                                                  const GURL& url,
+                                                  bool* defer) {
+  DCHECK(next_handler_.get());
+  return next_handler_->OnBeforeNetworkStart(request_id, url, defer);
+}
+
 bool LayeredResourceHandler::OnWillRead(int request_id,
                                         scoped_refptr<net::IOBuffer>* buf,
                                         int* buf_size,
                                         int min_size) {
   DCHECK(next_handler_.get());
   return next_handler_->OnWillRead(request_id, buf, buf_size, min_size);
 }
 
 bool LayeredResourceHandler::OnReadCompleted(int request_id, int bytes_read,
                                              bool* defer) {
@@ skipping 10 matching lines @@
   next_handler_->OnResponseCompleted(request_id, status, security_info, defer);
 }
 
 void LayeredResourceHandler::OnDataDownloaded(int request_id,
                                               int bytes_downloaded) {
   DCHECK(next_handler_.get());
   next_handler_->OnDataDownloaded(request_id, bytes_downloaded);
 }
 
 }  // namespace content