hg: openjfx/8/graphics/rt: Ensemble8: don't crash if source file is not available

[hang.vo at oracle.com]

Changeset: 29787a06e0de
Author:    snorthov
Date:      2013-03-04 14:04 -0500
URL:       http://hg.openjdk.java.net/openjfx/8/graphics/rt/rev/29787a06e0de

Ensemble8:  don't crash if source file is not available

! apps/samples/Ensemble8/src/app/ensemble/util/Utils.java