Fix DirectTrack issues
Merge pull request #1 from broodplank/patch-1

Fix DirectTrack issues:

frameworks/av/media/libstagefright/LPAPlayerALSA.cpp: In member function 'int64_t android::LPAPlayer::getTimeStamp()':
frameworks/av/media/libstagefright/LPAPlayerALSA.cpp:648:17: error: 'class android::MediaPlayerBase::AudioSink' has no member named 'getTimeStamp'
     mAudioSink->getTimeStamp(&timestamp);
                 ^