Use standard cursor names

This changes GTK+ to use gdk_cursor_new_from_name() with the
'standard' css names, instead of GdkCursorType.

https://bugzilla.gnome.org/show_bug.cgi?id=652085

gtk/gtklinkbutton.c

@@ -298,7 +298,7 @@ set_hand_cursor (GtkWidget *widget,
 
   cursor = NULL;
   if (show_hand)
-    cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
+    cursor = gdk_cursor_new_from_name (display, "pointer");
 
   gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
   gdk_display_flush (display);