SW: Propagate errors/exceptions from service worker to browser

content/browser/service_worker/service_worker_dispatcher_host.h

 // Copyright 2013 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_HOST_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_HOST_H_
 
 #include "base/memory/weak_ptr.h"
+#include "base/strings/string16.h"
 #include "content/browser/service_worker/service_worker_registration_status.h"
 #include "content/public/browser/browser_message_filter.h"
 
 class GURL;
 
 namespace content {
 
 class MessagePortMessageFilter;
 class ServiceWorkerContextCore;
 class ServiceWorkerContextWrapper;
@@ skipping 32 matching lines @@
   void OnProviderCreated(int provider_id);
   void OnProviderDestroyed(int provider_id);
   void OnAddScriptClient(int thread_id, int provider_id);
   void OnRemoveScriptClient(int thread_id, int provider_id);
   void OnWorkerStarted(int thread_id,
                        int embedded_worker_id);
   void OnWorkerStopped(int embedded_worker_id);
   void OnSendMessageToBrowser(int embedded_worker_id,
                               int request_id,
                               const IPC::Message& message);
+  void OnReportException(int embedded_worker_id,
+                         const base::string16& error_message,
+                         int line_number,
+                         int column_number,
+                         const base::string16& source_url);
   void OnPostMessage(int64 registration_id,
                      const base::string16& message,
                      const std::vector<int>& sent_message_port_ids);
 
   static void PostMessageFoundRegistration(
       const base::string16& message,
       const std::vector<int>& sent_message_port_ids,
       const std::vector<int>& new_routing_ids,
       ServiceWorkerStatusCode status,
       const scoped_refptr<ServiceWorkerRegistration>& result);
@@ skipping 14 matching lines @@
 
   int render_process_id_;
   MessagePortMessageFilter* const message_port_message_filter_;
 
   base::WeakPtr<ServiceWorkerContextCore> context_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_HOST_H_