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

chrome/common/extensions/api/enterprise_platform_keys.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.enterprise.platformKeys</code> API to generate
 // hardware-backed keys and to install certificates for these keys. The
 // certificates will be managed by the platform and can be used for TLS
 // authentication, network access or by other extension through
 // $(ref:platformKeys chrome.platformKeys).
-[platforms = ("chromeos")]
+[platforms = ("chromeos"), use_movable_types=true]
 namespace enterprise.platformKeys {
   [nocompile, noinline_doc] dictionary Token {
     // Uniquely identifies this <code>Token</code>.
     // <p>Static IDs are <code>"user"</code> and <code>"system"</code>,
     // referring to the platform's user-specific and the system-wide hardware
     // token, respectively. Any other tokens (with other identifiers) might be
     // returned by $(ref:enterprise.platformKeys.getTokens).</p>
     DOMString id;
 
     // Implements the WebCrypto's
@@ skipping 120 matching lines @@
     //                Enterprise User Key role. The key can then be associated
     //                with a certificate and used like any other signing key.
     //                This key is 2048-bit RSA. Subsequent calls to this
     //                function will then generate a new Enterprise User Key.
     // |callback|: Called back with the challenge response.
     static void challengeUserKey(ArrayBuffer challenge,
                                  boolean registerKey,
                                  ChallengeCallback callback);
   };
 };