Add policy indicator for protocol handlers

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

 // Copyright (c) 2012 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/handler_options_handler.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 91 matching lines @@
   }
 }
 
 void HandlerOptionsHandler::GetHandlersForProtocol(
     const std::string& protocol,
     base::DictionaryValue* handlers_value) {
   ProtocolHandlerRegistry* registry = GetProtocolHandlerRegistry();
   handlers_value->SetString("protocol", protocol);
   handlers_value->SetInteger("default_handler",
       registry->GetHandlerIndex(protocol));
+  handlers_value->SetBoolean(
+      "policy_controlled",
+      !registry->IsRegisteredByUser(registry->GetHandlerFor(protocol)));
 
   base::ListValue* handlers_list = new base::ListValue();
   GetHandlersAsListValue(registry->GetHandlersFor(protocol), handlers_list);
   handlers_value->Set("handlers", handlers_list);
 }
 
 void HandlerOptionsHandler::GetIgnoredHandlers(base::ListValue* handlers) {
   ProtocolHandlerRegistry* registry = GetProtocolHandlerRegistry();
   ProtocolHandlerRegistry::ProtocolHandlerList ignored_handlers =
       registry->GetIgnoredHandlers();
@@ skipping 86 matching lines @@
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_PROTOCOL_HANDLER_REGISTRY_CHANGED)
     UpdateHandlerList();
   else
     NOTREACHED();
 }
 
 }  // namespace options