libvpx: Pull from upstream

source/libvpx/vpx/vpx_decoder.h

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 #ifndef VPX_VPX_DECODER_H_
@@ skipping 104 matching lines @@
    *
    * Initializes a decoder context using the given interface. Applications
    * should call the vpx_codec_dec_init convenience macro instead of this
    * function directly, to ensure that the ABI version number parameter
    * is properly initialized.
    *
    * If the library was configured with --disable-multithread, this call
    * is not thread safe and should be guarded with a lock if being used
    * in a multithreaded context.
    *
-   * In XMA mode (activated by setting VPX_CODEC_USE_XMA in the flags
-   * parameter), the storage pointed to by the cfg parameter must be
-   * kept readable and stable until all memory maps have been set.
-   *
    * \param[in]    ctx     Pointer to this instance's context.
    * \param[in]    iface   Pointer to the algorithm interface to use.
    * \param[in]    cfg     Configuration to use, if known. May be NULL.
    * \param[in]    flags   Bitfield of VPX_CODEC_USE_* flags
    * \param[in]    ver     ABI version number. Must be set to
    *                       VPX_DECODER_ABI_VERSION
    * \retval #VPX_CODEC_OK
    *     The decoder algorithm initialized.
    * \retval #VPX_CODEC_MEM_ERROR
    *     Memory allocation failed.
@@ skipping 234 matching lines @@
       vpx_release_frame_buffer_cb_fn_t cb_release, void *cb_priv);
 
   /*!@} - end defgroup cap_external_frame_buffer */
 
   /*!@} - end defgroup decoder*/
 #ifdef __cplusplus
 }
 #endif
 #endif  // VPX_VPX_DECODER_H_