don't disable caret blinking on non-MSW platforms

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42289 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/univ/textctrl.cpp

@@ -4283,9 +4283,6 @@ void wxTextCtrl::CreateCaret()
     {
         // FIXME use renderer
         caret = new wxCaret(this, 1, GetLineHeight());
-#ifndef __WXMSW__
-        wxCaret::SetBlinkTime(0);
-#endif // __WXMSW__
     }
     else
     {