AudioTrack: Fix start logging spam. am: 10fb4bea

status_t AudioTrack::start()

{

    const int64_t beginNs = systemTime();

    AutoMutex lock(mLock);

    if (mState == STATE_ACTIVE) {

        return INVALID_OPERATION;

    }

    ALOGV("%s(%d): prior state:%s", __func__, mPortId, stateToString(mState));

    // Defer logging here due to OpenSL ES repeated start calls.

    // TODO(b/154868033) after fix, restore this logging back to the beginning of start().

    const int64_t beginNs = systemTime();

    status_t status = NO_ERROR; // logged: make sure to set this before returning.

    mediametrics::Defer defer([&] {

        mediametrics::LogItem(mMetricsId)

            .set(AMEDIAMETRICS_PROP_STATUS, (int32_t)status)

            .record(); });

    ALOGV("%s(%d): prior state:%s", __func__, mPortId, stateToString(mState));

    if (mState == STATE_ACTIVE) {

        status = INVALID_OPERATION;

        return status;

    }

    mInUnderrun = true;