Merge "AudioTrack offload: fix EVENT_STREAM_END not called"

    if (t != 0) {

        if (!isOffloaded_l()) {

            t->pause();

        } else if (mTransfer == TRANSFER_SYNC_NOTIF_CALLBACK) {

            const sp<AudioTrackThread> t = mAudioTrackThread;

            if (t != 0) {

                // causes wake up of the playback thread, that will callback the client for

                // EVENT_STREAM_END in processAudioBuffer()

                t->wake();

            }

        }

    } else {

        setpriority(PRIO_PROCESS, 0, mPreviousPriority);