Move SystemIndicator parsing out of Extension class

chrome/common/extensions/api/page_launcher/page_launcher_handler.cc

 // Copyright (c) 2013 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/common/extensions/api/page_launcher/page_launcher_handler.h"
 
 #include "base/logging.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/common/extensions/api/extension_action/action_info.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
 #include "chrome/common/extensions/manifest.h"
-#include "chrome/common/extensions/manifest_handler_helpers.h"
 
 namespace keys = extension_manifest_keys;
 
 namespace extensions {
 
 PageLauncherHandler::PageLauncherHandler() {
 }
 
 PageLauncherHandler::~PageLauncherHandler() {
 }
 
 bool PageLauncherHandler::Parse(Extension* extension, string16* error) {
   DCHECK(extension->manifest()->HasKey(keys::kPageLauncher));
 
   const base::DictionaryValue* dict;
   if (!extension->manifest()->GetDictionary(keys::kPageLauncher, &dict)) {
     *error = ASCIIToUTF16(extension_manifest_errors::kInvalidPageLauncher);
     return false;
   }
 
-  scoped_ptr<ActionInfo> action_info =
-      manifest_handler_helpers::LoadActionInfo(extension, dict, error);
+  scoped_ptr<ActionInfo> action_info = ActionInfo::Load(extension, dict, error);
   if (!action_info)
     return false;
 
   ActionInfo::SetPageLauncherInfo(extension, action_info.release());
   return true;
 }
 
 const std::vector<std::string> PageLauncherHandler::Keys() const {
   return SingleKey(keys::kPageLauncher);
 }
 
 }  // namespace extensions