Since Qt 5.0, static overloads of QChar has a uint parameter only,
so there is no more ambiguity between uint<->ushort and thus some tests
does not make sense anymore; avoid explicit cast to uint for the others.
Change-Id: Ibc7a2ac4de63d3f023a8dbb5e53211ef8521579d
Reviewed-by: Lars Knoll <lars.knoll@digia.com>