Sometimes the "diff" button doesn't appear on screen.
1. built overlapped annotations.
2. click on different annotation from this overlapped annotations, then you can
see sometimes the "diff" button appears and sometimes is disappeared.
Original issue reported on code.google.com by jwleng@gmail.com on 1 Mar 2012 at 11:28
Original issue reported on code.google.com by
jwleng@gmail.com
on 1 Mar 2012 at 11:28