Merge "Add check preventing div0 issue" am: 17771551

        numSamplesToUse = mNumSamples;

    }

    if ((period >> kPrecision) == 0 ) {

        ALOGW("Period is 0, or after including precision is 0 - would cause div0, returning");

        return false;

    }

    int64_t sumX = 0;

    int64_t sumXX = 0;

    int64_t sumXY = 0;