Include the referrer header everywhere instead of directly including the webkit header

chrome/browser/sessions/base_session_service.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 "chrome/browser/sessions/base_session_service.h"
 
 #include "base/bind.h"
 #include "base/pickle.h"
 #include "base/stl_util.h"
 #include "base/threading/thread.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/session_backend.h"
 #include "chrome/browser/sessions/session_types.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/tab_contents/navigation_entry.h"
-#include "third_party/WebKit/Source/WebKit/chromium/public/WebReferrerPolicy.h"
+#include "content/public/common/referrer.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebReferrerPolicy;
 
 // InternalGetCommandsRequest -------------------------------------------------
 
 BaseSessionService::InternalGetCommandsRequest::~InternalGetCommandsRequest() {
   STLDeleteElements(&commands);
 }
 
@@ skipping 267 matching lines @@
   if (backend_thread()) {
     backend_thread()->message_loop()->PostTask(
         FROM_HERE,
         base::Bind(&SessionBackend::ReadCurrentSessionCommands, backend(),
                    request_wrapper));
   } else {
     backend()->ReadCurrentSessionCommands(request);
   }
   return request->handle();
 }