Initialize the media_log_ pointer in MPEGStreamParserBase.

media/formats/mpeg/mpeg_audio_stream_parser_base.cc

 // Copyright 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.
 
 #include "media/formats/mpeg/mpeg_audio_stream_parser_base.h"
 
 #include <memory>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 36 matching lines @@
     }
     last_c = c;
   }
   return -1;
 }
 
 MPEGAudioStreamParserBase::MPEGAudioStreamParserBase(uint32_t start_code_mask,
                                                      AudioCodec audio_codec,
                                                      int codec_delay)
     : state_(UNINITIALIZED),
+      media_log_(nullptr),
       in_media_segment_(false),
       start_code_mask_(start_code_mask),
       audio_codec_(audio_codec),
       codec_delay_(codec_delay) {}
 
 MPEGAudioStreamParserBase::~MPEGAudioStreamParserBase() {}
 
 void MPEGAudioStreamParserBase::Init(
     const InitCB& init_cb,
     const NewConfigCB& config_cb,
@@ skipping 343 matching lines @@
   if (end_of_segment) {
     in_media_segment_ = false;
     end_of_segment_cb_.Run();
   }
 
   timestamp_helper_->SetBaseTimestamp(base::TimeDelta());
   return true;
 }
 
 }  // namespace media