hg: jdk10/master: 8188035: JavaFileManager.listLocationsForModules does not always reflect values set through StandardJavaFileManager.setLocationForModule.

[jan.lahoda at oracle.com]

Changeset: 77c792d06646
Author:    jlahoda
Date:      2017-10-19 10:59 +0200
URL:       http://hg.openjdk.java.net/jdk10/master/rev/77c792d06646

8188035: JavaFileManager.listLocationsForModules does not always reflect values set through StandardJavaFileManager.setLocationForModule.
Summary: Prepending explictely set module locations in listLocationsForModules.
Reviewed-by: jjg

! src/jdk.compiler/share/classes/com/sun/tools/javac/file/Locations.java
! test/langtools/tools/javac/file/SetLocationForModule.java