ppapi: AudioEncode: drop Speex codec

ppapi/api/pp_codecs.idl

 /* Copyright (c) 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.
  */
 
 /**
  * Video profiles.
  */
 enum PP_VideoProfile {
   PP_VIDEOPROFILE_H264BASELINE = 0,
@@ skipping 10 matching lines @@
   PP_VIDEOPROFILE_VP8_ANY = 11,
   PP_VIDEOPROFILE_VP9_ANY = 12,
   PP_VIDEOPROFILE_MAX = PP_VIDEOPROFILE_VP9_ANY
 };
 
 /**
  * Audio profiles.
  */
 enum PP_AudioProfile {
   PP_AUDIOPROFILE_OPUS = 0,
-  PP_AUDIOPROFILE_SPEEX = 1,
-  PP_AUDIOPROFILE_MAX = PP_AUDIOPROFILE_SPEEX
+  PP_AUDIOPROFILE_MAX = PP_AUDIOPROFILE_OPUS
 };
 
 /**
  * Hardware acceleration options.
  */
 enum PP_HardwareAcceleration {
   /** Create a hardware accelerated resource only. */
   PP_HARDWAREACCELERATION_ONLY = 0,
 
   /**
@@ skipping 203 matching lines @@
   /**
    * The size, in bytes, of the bitstream data.
    */
   uint32_t size;
 
   /**
    * The base address of the bitstream data.
    */
   mem_t buffer;
 };