[Extensions] Convert APIs to use movable types [14]

extensions/common/api/usb.idl

 // Copyright 2014 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.usb</code> API to interact with connected USB
 // devices. This API provides access to USB operations from within the context
 // of an app. Using this API, apps can function as drivers for hardware devices.
 //
 // Errors generated by this API are reported by setting
 // $(ref:runtime.lastError) and executing the function's regular callback. The
 // callback's regular parameters will be undefined in this case.
-namespace usb {
+[use_movable_types=true] namespace usb {
 
   // Direction, Recipient, RequestType, and TransferType all map to their
   // namesakes within the USB specification.
   enum Direction {in, out};
   enum Recipient {device, _interface, endpoint, other};
   enum RequestType {standard, class, vendor, reserved};
   enum TransferType {control, interrupt, isochronous, bulk};
 
   // For isochronous mode, SynchronizationType and UsageType map to their
   // namesakes within the USB specification.
@@ skipping 369 matching lines @@
     // device. Permission may have been granted at install time, when the user
     // accepted an optional permission (see $(ref:permissions.request)), or
     // through $(ref:getUserSelectedDevices).
     static void onDeviceAdded(Device device);
 
     // Event generated when a device is removed from the system. See
     // $(ref:onDeviceAdded) for which events are delivered.
     static void onDeviceRemoved(Device device);
   };
 };