Add PPAPI CDM video decoder initialization.

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.
  */
 label Chrome {
-  M23 = 0.2
+  M24 = 0.3
 };
 
 /**
  * <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 116 matching lines @@
    * @param[in] decrypted_block_info A <code>PP_DecryptedBlockInfo</code> that
    * contains the result code and tracking info associated with the
    * <code>decrypted_block</code>.
    */
   void DeliverBlock(
       [in] PP_Instance instance,
       [in] PP_Resource decrypted_block,
       [in] PP_DecryptedBlockInfo decrypted_block_info);
 
   /**
+   * Called after the <code>InitializeAudioDecoder()</code> or
+   * <code>InitializeVideoDecoder()</code> method on the
+   * <code>PPP_ContentDecryptor_Private</code> interface completes to report
+   * decoder initialization status to the browser.
+   *
+   * @param[in] success A <code>PP_Bool</code> that is set to
+   * <code>PP_TRUE</code> when the decoder initialization request associated
+   * with <code>request_id</code> was successful.
+   *
+   * @param[in] request_id The <code>request_id</code> value passed to
+   * <code>InitializeAudioDecoder</code> or <code>InitializeVideoDecoder</code>
+   * in <code>PP_AudioDecoderConfig</code> or
+   * <code>PP_VideoDecoderConfig</code>.
+   */
+  void DecoderInitialized(
+      [in] PP_Instance instance,
+      [in] PP_Bool success,
+      [in] uint32_t request_id);
+
+  /**
    * Called after the <code>DecryptAndDecode()</code> method on the
    * <code>PPP_ContentDecryptor_Private</code> interface completes to deliver
    * a decrypted and decoded video frame to the browser for rendering.
    *
    * @param[in] decrypted_frame A <code>PP_Resource</code> corresponding to a
    * <code>PPB_Buffer_Dev</code> resource that contains a video frame.
    *
    * @param[in] decrypted_frame_info A <code>PP_DecryptedFrameInfo</code> that
    * contains the result code, tracking info, and buffer format associated with
    * <code>decrypted_frame</code>.
@@ skipping 15 matching lines @@
    *
    * @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>.
    */
   void DeliverSamples(
       [in] PP_Instance instance,
       [in] PP_Resource decrypted_samples,
       [in] PP_DecryptedBlockInfo decrypted_block_info);
 };