hg: jdk9/dev/jdk: 8169713: jimage fails with StringIndexOutOfBoundsException when path to the inspected image is an empty string

[claes.redestad at oracle.com]

Changeset: 57bca371b87b
Author:    redestad
Date:      2017-02-23 18:37 +0100
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/57bca371b87b

8169713: jimage fails with StringIndexOutOfBoundsException when path to the inspected image is an empty string
Reviewed-by: jlaskey

! src/jdk.jlink/share/classes/jdk/tools/jlink/internal/TaskHelper.java