Plumb support for audio sample formats.

ppapi/api/private/ppb_content_decryptor_private.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.
  */
 
 /**
  * This file defines the <code>PPB_ContentDecryptor_Private</code>
  * interface. Note: This is a special interface, only to be used for Content
  * Decryption Modules, not normal plugins.
  */
 
 [generate_thunk]
 
 label Chrome {
-  M31 = 0.7
+  M31 = 0.7,
+  M32 = 0.8
 };
 
 /**
  * <code>PPB_ContentDecryptor_Private</code> structure contains the function
  * pointers the browser must implement to support plugins implementing the
  * <code>PPP_ContentDecryptor_Private</code> interface. This interface provides
  * browser side support for the Content Decryption Module (CDM) for v0.1 of the
  * proposed Encrypted Media Extensions: http://goo.gl/rbdnR
  */
 interface PPB_ContentDecryptor_Private {
@@ skipping 195 matching lines @@
    * For example, with three audio output buffers, |audio_frames| will look
    * like this:
    *
    * |<---------------- audio_frames ------------------>|
    * | audio buffer 0 | audio buffer 1 | audio buffer 2 |
    *
    * @param[in] audio_frames A <code>PP_Resource</code> corresponding to a
    * <code>PPB_Buffer_Dev</code> resource that contains a decrypted buffer
    * of decoded audio samples.
    *
-   * @param[in] decrypted_block_info A <code>PP_DecryptedBlockInfo</code> that
-   * contains the tracking info and result code associated with the
-   * <code>decrypted_block</code>.
+   * @param[in] decrypted_sample_info A <code>PP_DecryptedSampleInfo</code> that
+   * contains the tracking info and result code associated with the decrypted
+   * samples.
    */
   void DeliverSamples(
       [in] PP_Instance instance,
       [in] PP_Resource audio_frames,
-      [in] PP_DecryptedBlockInfo decrypted_block_info);
+      [in] PP_DecryptedSampleInfo decrypted_sample_info);
 };