hg: jdk9/sandbox/langtools: 8175990: Javac fails to find module-info.java if module source path contains symlinks

[chris.hegarty at oracle.com]

Changeset: 39449d2a6398
Author:    ksrini
Date:      2017-02-28 13:57 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/39449d2a6398

8175990: Javac fails to find module-info.java if module source path contains symlinks
Reviewed-by: jjg

! src/jdk.compiler/share/classes/com/sun/tools/javac/file/Locations.java
+ test/tools/javac/modules/SourceInSymlinkTest.java