Fix aggregate has a partly bracketed Unmatched initializer warnings - which means...

Fix aggregate has a partly bracketed Unmatched initializer warnings - which means that the compiler can't figure out which types the initializer list refers to - so now we're telling the compiler that the first and second 16 values do refer to the Bit16s and the last two values refer to the Point part of Cursor

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29261 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775