Implement meta referrer (part 1/2)

content/common/request_extra_data.cc

 // Copyright (c) 2011 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/common/request_extra_data.h"
 
-RequestExtraData::RequestExtraData(bool is_main_frame,
+using WebKit::WebReferrerPolicy;
+
+RequestExtraData::RequestExtraData(WebReferrerPolicy referrer_policy,
+                                   bool is_main_frame,
                                    int64 frame_id,
                                    bool parent_is_main_frame,
                                    int64 parent_frame_id,
                                    content::PageTransition transition_type)
-    : is_main_frame_(is_main_frame),
+    : webkit_glue::WebURLRequestExtraDataImpl(referrer_policy),
+      is_main_frame_(is_main_frame),
       frame_id_(frame_id),
       parent_is_main_frame_(parent_is_main_frame),
       parent_frame_id_(parent_frame_id),
       transition_type_(transition_type) {
 }
 
 RequestExtraData::~RequestExtraData() {
 }