It can be useful to explicitly make a check box owner drawn, so make the private MakeOwnerDrawn() public and add "MSW" prefix to it to allow doing this from the user code. Closes #14679. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@72530 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775