Correctly handle graph navigation determinism. [JSR 303 TCK Result] 122 of 257 (47.47%) Pass with 10 Failures and 7 Errors. Review at http://gwt-code-reviews.appspot.com/1420812 Review by: rchandia@google.com git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@10115 8db76d5a-ed1c-0410-87a9-c151d255dfc7