Change mojo enums to be scoped enums in the generated C++ bindings.

content/browser/navigator_connect/service_port_service_impl.cc

 // Copyright 2015 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/navigator_connect/service_port_service_impl.h"
 
 #include <utility>
 
 #include "content/browser/message_port_message_filter.h"
 #include "content/browser/message_port_service.h"
@@ skipping 106 matching lines @@
       transferred_ports);
 }
 
 void ServicePortServiceImpl::ClosePort(int32_t port_id) {
   MessagePortService::GetInstance()->Destroy(port_id);
 }
 
 void ServicePortServiceImpl::OnConnectResult(const ConnectCallback& callback,
                                              int message_port_id,
                                              bool success) {
-  callback.Run(success ? SERVICE_PORT_CONNECT_RESULT_ACCEPT
-                       : SERVICE_PORT_CONNECT_RESULT_REJECT,
+  callback.Run(success ? ServicePortConnectResult::ACCEPT
+                       : ServicePortConnectResult::REJECT,
                message_port_id);
 }
 
 }  // namespace content