[ServiceWorker] Fills the referrer of WebServiceWorkerRequest.

content/browser/service_worker/service_worker_browsertest.cc

 // Copyright 2014 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 "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
@@ skipping 438 matching lines @@
     version_->DispatchActivateEvent(
         CreateReceiver(BrowserThread::UI, done, result));
   }
 
   void FetchOnIOThread(const base::Closure& done, FetchResult* result) {
     ASSERT_TRUE(BrowserThread::CurrentlyOn(BrowserThread::IO));
     ServiceWorkerFetchRequest request(
         embedded_test_server()->GetURL("/service_worker/empty.html"),
         "GET",
         std::map<std::string, std::string>(),
+        GURL(""),
         false);
     version_->SetStatus(ServiceWorkerVersion::ACTIVATED);
     version_->DispatchFetchEvent(
         request, CreateResponseReceiver(BrowserThread::UI, done,
                                         blob_context_, result));
   }
 
   void StopOnIOThread(const base::Closure& done,
                       ServiceWorkerStatusCode* result) {
     ASSERT_TRUE(version_);
@@ skipping 351 matching lines @@
         base::Bind(&ServiceWorkerBlackBoxBrowserTest::FindRegistrationOnIO,
                    this,
                    embedded_test_server()->GetURL("/service_worker/empty.html"),
                    &status,
                    &script_url));
     EXPECT_EQ(SERVICE_WORKER_ERROR_NOT_FOUND, status);
   }
 }
 
 }  // namespace content