wxTextCtrl, and used it when wxSize(-1, -1) is passed to Create, to set
the initial size.
Added wxDoChangeFont and wxXmStringToString helper functions, removed
the use of m_stringList in native wxComboBox, removed some duplicated code
in wxWindow.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@19296 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775