[uber page] Split up initialization of handlers from initialization of webui pages

chrome/browser/ui/webui/options2/handler_options_handler2.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/ui/webui/options2/handler_options_handler2.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 28 matching lines @@
       { "handlers_none_handler", IDS_HANDLERS_NONE_HANDLER },
       { "handlers_active_heading", IDS_HANDLERS_ACTIVE_HEADING },
       { "handlers_ignored_heading", IDS_HANDLERS_IGNORED_HEADING },
   };
   RegisterTitle(localized_strings, "handlersPage",
                 IDS_HANDLER_OPTIONS_WINDOW_TITLE);
   RegisterStrings(localized_strings, resources, arraysize(resources));
 }
 
 void HandlerOptionsHandler::Initialize() {
-  UpdateHandlerList();
   notification_registrar_.Add(
       this, chrome::NOTIFICATION_PROTOCOL_HANDLER_REGISTRY_CHANGED,
       content::Source<Profile>(Profile::FromWebUI(web_ui())));
 }
 
+void HandlerOptionsHandler::SendPageValues() {
+  UpdateHandlerList();
+}
+
 void HandlerOptionsHandler::RegisterMessages() {
   web_ui()->RegisterMessageCallback("clearDefault",
       base::Bind(&HandlerOptionsHandler::ClearDefault,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("removeHandler",
       base::Bind(&HandlerOptionsHandler::RemoveHandler,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("setHandlersEnabled",
       base::Bind(&HandlerOptionsHandler::SetHandlersEnabled,
                  base::Unretained(this)));
@@ skipping 135 matching lines @@
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   if (type == chrome::NOTIFICATION_PROTOCOL_HANDLER_REGISTRY_CHANGED)
     UpdateHandlerList();
   else
     NOTREACHED();
 }
 
 }  // namespace options2