Indicate in the tab UI if appcache creation was blocked by privacy settings.

chrome/common/appcache/appcache_dispatcher.cc

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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 "chrome/common/appcache/appcache_dispatcher.h"
 
 #include "chrome/common/render_messages.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 
 bool AppCacheDispatcher::OnMessageReceived(const IPC::Message& msg) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(AppCacheDispatcher, msg)
     IPC_MESSAGE_HANDLER(AppCacheMsg_CacheSelected, OnCacheSelected)
     IPC_MESSAGE_HANDLER(AppCacheMsg_StatusChanged, OnStatusChanged)
     IPC_MESSAGE_HANDLER(AppCacheMsg_EventRaised, OnEventRaised)
+    IPC_MESSAGE_HANDLER(AppCacheMsg_ContentBlocked, OnContentBlocked)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void AppCacheDispatcher::OnCacheSelected(int host_id, int64 cache_id,
                                          appcache::Status status) {
   frontend_impl_.OnCacheSelected(host_id, cache_id, status);
 }
 
 void AppCacheDispatcher::OnStatusChanged(const std::vector<int>& host_ids,
                                          appcache::Status status) {
   frontend_impl_.OnStatusChanged(host_ids, status);
 }
 
 void AppCacheDispatcher::OnEventRaised(const std::vector<int>& host_ids,
                                        appcache::EventID event_id) {
   frontend_impl_.OnEventRaised(host_ids, event_id);
 }
+
+void AppCacheDispatcher::OnContentBlocked(int host_id) {
+  frontend_impl_.OnContentBlocked(host_id);
+}