Export some entry functions privately

This will be used in the following commits.

gtk/gtkentryprivate.h

@@ -95,6 +95,12 @@ void     _gtk_entry_grab_focus             (GtkEntry  *entry,
 /* in gtkspinbutton.c (because I'm too lazy to create gtkspinbuttonprivate.h) */
 gint     gtk_spin_button_get_text_width    (GtkSpinButton *spin_button);
 
+void     gtk_entry_enter_text              (GtkEntry   *entry,
+                                            const char *text);
+void     gtk_entry_set_positions           (GtkEntry   *entry,
+                                            int         current_pos,
+                                            int         selection_bound);
+
 G_END_DECLS
 
 #endif /* __GTK_ENTRY_PRIVATE_H__ */