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

webkit/appcache/appcache_storage_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_storage_impl.h"
 
 #include "app/sql/connection.h"
 #include "app/sql/transaction.h"
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 1023 matching lines @@
     DelegateReferenceVector* delegates, const GURL& url,
     const AppCacheEntry& entry, const AppCacheEntry& fallback_entry,
     int64 cache_id, const GURL& manifest_url) {
   if (!manifest_url.is_empty()) {
     // Check the policy prior to returning a main resource from the appcache.
     AppCachePolicy* policy = service()->appcache_policy();
     if (policy && !policy->CanLoadAppCache(manifest_url)) {
       FOR_EACH_DELEGATE(
           (*delegates),
           OnMainResponseFound(url, AppCacheEntry(), AppCacheEntry(),
-                              kNoCacheId, GURL()));
+                              kNoCacheId, GURL(), true));
       return;
     }
   }
 
   FOR_EACH_DELEGATE(
       (*delegates),
       OnMainResponseFound(url, entry, fallback_entry,
-                          cache_id, manifest_url));
+                          cache_id, manifest_url, false));
 }
 
 void AppCacheStorageImpl::FindResponseForSubRequest(
     AppCache* cache, const GURL& url,
     AppCacheEntry* found_entry, AppCacheEntry* found_fallback_entry,
     bool* found_network_namespace) {
   DCHECK(cache && cache->is_complete());
 
   // When a group is forcibly deleted, all subresource loads for pages
   // using caches in the group will result in a synthesized network errors.
@@ skipping 230 matching lines @@
     Disable();
     if (!is_incognito_) {
       LOG(INFO) << "Deleting existing appcache data and starting over.";
       AppCacheThread::PostTask(AppCacheThread::db(), FROM_HERE,
           NewRunnableFunction(DeleteDirectory, cache_directory_));
     }
   }
 }
 
 }  // namespace appcache