Kiss N Tell and Thinking Of You are both about Calvin Harris, not Harold. She says she's over the guy in the two songs, so she's obviously not talking about Harold.
'Kiss N Tell' was long before she met Calvin Harris though.
However, 'Thinking of You' could potentially be about him.
Kiss N Tell and Thinking Of You are both about Calvin Harris, not Harold. She says she's over the guy in the two songs, so she's obviously not talking about Harold.