[Extensions] Remove the "use_movable_types" entry from idl/json files

chrome/common/extensions/api/system_indicator.idl

 // 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.
 
 // Manages an app's system indicator icon, an image displayed in the system's
 // menubar, system tray, or other visible area provided by the OS.
 // This is modelled after the other extension action APIs, such as
 // chrome.browserAction and chrome.pageAction.
-[use_movable_types=true] namespace systemIndicator {
+namespace systemIndicator {
   dictionary SetIconDetails {
     any? path;
     any? imageData;
   };
 
   callback DoneCallback = void ();
 
   interface Functions {
     // Set the image to be used as an indicator icon, using a set of ImageData
     // objects. These objects should have multiple resolutions so that an
     // appropriate size can be selected for the given icon size and DPI scaling
     // settings. Only square ImageData objects are accepted.
     static void setIcon(SetIconDetails details, optional DoneCallback callback);
 
     // Show the icon in the status tray.
     static void enable();
 
     // Hide the icon from the status tray.
     static void disable();
   };
 
   interface Events {
     // Fired only when a click on the icon does not result in a menu being
     // shown.
     static void onClicked();
   };
 };