Report an error message when an update job results in an error.

webkit/appcache/appcache_frontend_impl.cc

 // Copyright (c) 2010 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 "webkit/appcache/appcache_frontend_impl.h"
 
 #include "base/logging.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 
 namespace appcache {
@@ skipping 16 matching lines @@
        i != host_ids.end(); ++i) {
     WebApplicationCacheHostImpl* host = GetHost(*i);
     if (host)
       host->OnStatusChanged(status);
   }
 }
 
 void AppCacheFrontendImpl::OnEventRaised(const std::vector<int>& host_ids,
                                          EventID event_id) {
   DCHECK(event_id != PROGRESS_EVENT);  // See OnProgressEventRaised.
+  DCHECK(event_id != ERROR_EVENT);  // See OnErrorEventRaised.
   for (std::vector<int>::const_iterator i = host_ids.begin();
        i != host_ids.end(); ++i) {
     WebApplicationCacheHostImpl* host = GetHost(*i);
     if (host)
       host->OnEventRaised(event_id);
   }
 }
 
 void AppCacheFrontendImpl::OnProgressEventRaised(
     const std::vector<int>& host_ids,
     const GURL& url, int num_total, int num_complete) {
   for (std::vector<int>::const_iterator i = host_ids.begin();
        i != host_ids.end(); ++i) {
     WebApplicationCacheHostImpl* host = GetHost(*i);
     if (host)
       host->OnProgressEventRaised(url, num_total, num_complete);
   }
 }
 
+void AppCacheFrontendImpl::OnErrorEventRaised(
+    const std::vector<int>& host_ids,
+    const std::string& message) {
+  for (std::vector<int>::const_iterator i = host_ids.begin();
+       i != host_ids.end(); ++i) {
+    WebApplicationCacheHostImpl* host = GetHost(*i);
+    if (host)
+      host->OnErrorEventRaised(message);
+  }
+}
+
 void AppCacheFrontendImpl::OnLogMessage(int host_id, LogLevel log_level,
                                         const std::string& message) {
   WebApplicationCacheHostImpl* host = GetHost(host_id);
   if (host)
     host->OnLogMessage(log_level, message);
 }
 
 void AppCacheFrontendImpl::OnContentBlocked(int host_id,
                                             const GURL& manifest_url) {
   WebApplicationCacheHostImpl* host = GetHost(host_id);
   if (host)
     host->OnContentBlocked(manifest_url);
 }
 
 }  // namespace appcache