(note_mouse_highlight): Do nothing if gc_in_progress.
Set mouse_face_deferred_gc when that case arise. (XTframe_up_to_date): If mouse_face_deferred_gc, redo highlighting. (show_mouse_face): Turn off cursor only if it's in the area being manipulated. (XTupdate_begin): Don't turn off highlight if we aren't updating the window that it is in.
Showing with 59 additions and 8 deletions