hg: jdk7/tl/langtools: 6759996: ignore empty entries on paths

[jonathan.gibbons at sun.com]

Changeset: 8ae974495e73
Author:    jjg
Date:      2008-10-20 13:42 -0700
URL:       http://hg.openjdk.java.net/jdk7/tl/langtools/rev/8ae974495e73

6759996: ignore empty entries on paths
Reviewed-by: darcy

! src/share/classes/com/sun/tools/javac/file/Paths.java
+ test/tools/javac/T6759996.java