Update the Website Settings options page when a Content Setting is used.

chrome/browser/ui/webui/options/website_settings_handler.cc

 // Copyright 2014 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/ui/webui/options/website_settings_handler.h"
 
 #include "apps/app_window_registry.h"
 #include "chrome/browser/content_settings/content_settings_utils.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 110 matching lines @@
 
 // content_settings::Observer implementation.
 void WebsiteSettingsHandler::OnContentSettingChanged(
     const ContentSettingsPattern& primary_pattern,
     const ContentSettingsPattern& secondary_pattern,
     ContentSettingsType content_type,
     std::string resource_identifier) {
   Update();
 }
 
+void WebsiteSettingsHandler::OnContentSettingUsed(
+    const ContentSettingsPattern& primary_pattern,
+    const ContentSettingsPattern& secondary_pattern,
+    ContentSettingsType content_type) {
+  Update();
+}
+
 void WebsiteSettingsHandler::HandleUpdateOrigins(const base::ListValue* args) {
   std::string content_setting_name;
   bool rv = args->GetString(0, &content_setting_name);
   DCHECK(rv);
 
   ContentSettingsType content_type;
   rv = content_settings::GetTypeFromName(content_setting_name, &content_type);
   DCHECK(rv);
   DCHECK_NE(
       kValidTypes + kValidTypesLength,
@@ skipping 358 matching lines @@
 
   // Load a new BrowsingDataLocalStorageHelper to update.
   local_storage_ = new BrowsingDataLocalStorageHelper(profile);
 
   local_storage_->StartFetching(
       base::Bind(&WebsiteSettingsHandler::OnLocalStorageFetched,
                  weak_ptr_factory_.GetWeakPtr()));
 }
 
 }  // namespace options