Method adjustDiff2

src/diff.h:123–123

    inline void adjustNumberOfEquals(const qint64 delta) { nofEquals += delta; }
    inline void adjustDiff1(const qint64 delta) { mDiff1 += delta; }
    inline void adjustDiff2(const qint64 delta) { mDiff2 += delta; }

    bool operator==(const Diff& b) const
    {