Naming collisions in widget apis
Unveiled in Unveiled in gobject-introspection!277 (comment 1177275)
../gtk/gtkwidget.h:55: Warning: Gtk: property Widget:has-focus: Properties cannot have the same name as methods
../gtk/gtkwidget.h:55: Warning: Gtk: property Widget:has-default: Properties cannot have the same name as methods
../gtk/gtkwindow.h:46: Warning: Gtk: property Window:is-active: Properties cannot have the same name as methods