Add a feature flag for enabling subscription restrictions

content/shell/browser/layout_test/layout_test_push_messaging_service.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 "content/shell/browser/layout_test/layout_test_push_messaging_service.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "content/public/browser/permission_type.h"
@@ skipping 43 matching lines @@
 }
 
 }  // anonymous namespace
 
 LayoutTestPushMessagingService::LayoutTestPushMessagingService() {
 }
 
 LayoutTestPushMessagingService::~LayoutTestPushMessagingService() {
 }
 
-GURL LayoutTestPushMessagingService::GetPushEndpoint() {
-  return GURL("https://example.com/LayoutTestEndpoint");
+GURL LayoutTestPushMessagingService::GetEndpoint(bool standard_protocol) const {
+  return GURL("https://example.com/LayoutTestEndpoint/");
 }
 
 void LayoutTestPushMessagingService::SubscribeFromDocument(
     const GURL& requesting_origin,
     int64_t service_worker_registration_id,
     int renderer_id,
     int render_frame_id,
     const PushSubscriptionOptions& options,
     const PushMessagingService::RegisterCallback& callback) {
   SubscribeFromWorker(requesting_origin, service_worker_registration_id,
@@ skipping 48 matching lines @@
 
 void LayoutTestPushMessagingService::Unsubscribe(
     const GURL& requesting_origin,
     int64_t service_worker_registration_id,
     const std::string& sender_id,
     const UnregisterCallback& callback) {
   callback.Run(PUSH_UNREGISTRATION_STATUS_SUCCESS_UNREGISTERED);
 }
 
 }  // namespace content