Unlike ClearButtons(), DeleteButton() didn't actually delete the button. Fix this and document this behaviour. Closes #15909. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@75710 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Unlike ClearButtons(), DeleteButton() didn't actually delete the button. Fix this and document this behaviour. Closes #15909. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@75710 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775