Have AppCache code go through the content embedder API for content settings checks.

chrome/browser/cookies_tree_model.cc

 // Copyright (c) 2011 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/browser/cookies_tree_model.h"
 
 #include <algorithm>
 #include <functional>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/memory/linked_ptr.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
+#include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "content/browser/in_process_webkit/webkit_context.h"
 #include "grit/app_resources.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "net/base/cookie_monster.h"
 #include "net/base/registry_controlled_domain.h"
 #include "net/url_request/url_request_context.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/l10n/l10n_util.h"
@@ skipping 833 matching lines @@
 
 void CookiesTreeModel::NotifyObserverEndBatch() {
   // Only notify the observers if this is the outermost call to EndBatch() if
   // called in a nested manner.
   if (--batch_update_ == 0) {
     FOR_EACH_OBSERVER(Observer,
                       cookies_observer_list_,
                       TreeModelEndBatch(this));
   }
 }