[Extensions] Convert APIs to use movable types [4]

chrome/common/extensions/api/dial.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.
 
 // Use the <code>chrome.dial</code> API to discover devices that support DIAL.
 // Protocol specification: http://www.dial-multiscreen.org/
-namespace dial {
+[use_movable_types=true] namespace dial {
 
   // Represents a unique device that responded to a DIAL discovery request.
   dictionary DialDevice {
 
     // A label identifying the device within this instance of the browser.
     // Not guaranteed to persist beyond browser instances.
     DOMString deviceLabel;
 
     // A URL pointing to the device description resource for the device.
     DOMString deviceDescriptionUrl;
@@ skipping 37 matching lines @@
     // (2) A client invoked discoverNow().
     // (3) An event happened that should invalidate the device list
     //     (e.g., a network interface went offline), in which case it is fired
     //     with an empty array.
     static void onDeviceList(DialDevice[] result);
 
     // Event fired to inform clients on errors during device discovery.
     static void onError(DialError error);
   };
 };