Revert of media: Enable Opus support in Clank <video> and MSE

media/base/android/demuxer_stream_player_params.cc

 // Copyright (c) 2013 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.
 
 #include "media/base/android/demuxer_stream_player_params.h"
 
 namespace media {
 
 DemuxerConfigs::DemuxerConfigs()
     : audio_codec(kUnknownAudioCodec),
       audio_channels(0),
       audio_sampling_rate(0),
       is_audio_encrypted(false),
-      audio_codec_delay_ns(-1),
-      audio_seek_preroll_ns(-1),
       video_codec(kUnknownVideoCodec),
       is_video_encrypted(false) {}
 
 DemuxerConfigs::~DemuxerConfigs() {}
 
 AccessUnit::AccessUnit() : end_of_stream(false) {}
 
 AccessUnit::~AccessUnit() {}
 
 DemuxerData::DemuxerData() : type(DemuxerStream::UNKNOWN) {}
 
 DemuxerData::~DemuxerData() {}
 
 }  // namespace media