[Extensions] Convert APIs to use movable types [10]

extensions/common/api/audio.idl

 // 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.
 
 // The <code>chrome.audio</code> API is provided to allow users to
 // get information about and control the audio devices attached to the
 // system. This API is currently only implemented for ChromeOS.
-namespace audio {
+[use_movable_types=true] namespace audio {
 
   dictionary OutputDeviceInfo {
     // The unique identifier of the audio output device.
     DOMString id;
     // The user-friendly name (e.g. "Bose Amplifier").
     DOMString name;
     // True if this is the current active device.
     boolean isActive;
     // True if this is muted.
     boolean isMuted;
@@ skipping 87 matching lines @@
     // |isInput|: true indicating audio input; false indicating audio output.
     // |isMuted|: new value of mute state.
     static void OnMuteChanged(boolean isInput, boolean isMuted);
 
     // Fired when audio devices change, either new devices being added, or
     // existing devices being removed.
     // |devices|: List of all present audio devices after the change.
     static void OnDevicesChanged(AudioDeviceInfo[] devices);
   };
 };