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

webkit/tools/test_shell/simple_appcache_system.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/tools/test_shell/simple_appcache_system.h"
 
 #include "base/callback.h"
 #include "base/lock.h"
 #include "base/task.h"
 #include "base/waitable_event.h"
@@ skipping 81 matching lines @@
       return;
     if (system_->is_io_thread())
       system_->ui_message_loop()->PostTask(FROM_HERE, NewRunnableMethod(
           this, &SimpleFrontendProxy::OnEventRaised, host_ids, event_id));
     else if (system_->is_ui_thread())
       system_->frontend_impl_.OnEventRaised(host_ids, event_id);
     else
       NOTREACHED();
   }
 
+  virtual void OnContentBlocked(int host_id) {}
+
  private:
   friend class base::RefCountedThreadSafe<SimpleFrontendProxy>;
 
   ~SimpleFrontendProxy() {}
 
   SimpleAppCacheSystem* system_;
 };
 
 
 // SimpleBackendProxy --------------------------------------------------------
@@ skipping 257 matching lines @@
 
   delete backend_impl_;
   delete service_;
   backend_impl_ = NULL;
   service_ = NULL;
   io_message_loop_ = NULL;
 
   // Just in case the main thread is waiting on it.
   backend_proxy_->SignalEvent();
 }