Add CdmKeyStatus::RELEASED to mojo

media/mojo/interfaces/content_decryption_module.mojom

 // 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.
 
 module media.mojom;
 
 import "media/mojo/interfaces/decryptor.mojom";
 import "url/mojo/url.mojom";
 
 // Transport layer of media::MediaKeys::Exception (see media/base/media_keys.h).
@@ skipping 10 matching lines @@
 
 // Transport layer of media::CdmKeyInformation::KeyStatus (see
 // media/base/cdm_key_information.h). This is used for indicating the status
 // of a specific key ID.
 enum CdmKeyStatus {
   USABLE,
   INTERNAL_ERROR,
   EXPIRED,
   OUTPUT_RESTRICTED,
   OUTPUT_DOWNSCALED,
-  KEY_STATUS_PENDING
+  KEY_STATUS_PENDING,
+  RELEASED
 };
 
 // Transport layer of media::CdmConfig (see media/base/cdm_config.h).
 struct CdmConfig {
   bool allow_distinctive_identifier;
   bool allow_persistent_state;
   bool use_hw_secure_codecs;
 };
 
 // Transport layer of media::CdmPromise (see media/base/cdm_promise.h).
@@ skipping 94 matching lines @@
 
   OnSessionClosed(string session_id);
 
   OnSessionKeysChange(string session_id, bool has_additional_usable_key,
                       array<CdmKeyInformation> key_information);
 
   // Provide session expiration update for |session_id|.
   // |new_expiry_time_sec| is the number of seconds since epoch (Jan 1, 1970).
   OnSessionExpirationUpdate(string session_id, double new_expiry_time_sec);
 };