Fix build after merge from AOSP

    // Client decides whether the track is TIMED (see below), but can only express a preference

    // for FAST.  Server will perform additional tests.

    if ((mFlags & AUDIO_OUTPUT_FLAG_FAST) && !(

    if ((mFlags & AUDIO_OUTPUT_FLAG_FAST) && !((

            // either of these use cases:

            // use case 1: shared buffer

            (mSharedBuffer != 0) ||

            // use case 2: callback handler

            (mCbf != NULL))) {

            (mCbf != NULL)) &&

            // matching sample rate

            (mSampleRate == afSampleRate))) {

        ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client");

        // once denied, do not request again if IAudioTrack is re-created

        mFlags = (audio_output_flags_t) (mFlags & ~AUDIO_OUTPUT_FLAG_FAST);

    }

    ALOGV("createTrack_l() output %d afLatency %d", output, afLatency);

    if ((flags & AUDIO_OUTPUT_FLAG_FAST) && sampleRate != afSampleRate) {

        ALOGW("AUDIO_OUTPUT_FLAG_FAST denied by client due to mismatching sample rate (%d vs %d)",

              sampleRate, afSampleRate);

        flags = (audio_output_flags_t) (flags & ~AUDIO_OUTPUT_FLAG_FAST);

    }

    // The client's AudioTrack buffer is divided into n parts for purpose of wakeup by server, where

    //  n = 1   fast track with single buffering; nBuffering is ignored

    //  n = 2   fast track with double buffering