try/catch -> try/finally
try/catch -> try/finally

A using() block becomes try/finally { Dispose() }, not try/catch. I've just checked using SharpLab :)
ashmind/SharpLab,ashmind/SharpLab,ashmind/SharpLab,ashmind/SharpLab,ashmind/SharpLab,ashmind/SharpLab