hg: jdk9/sandbox/langtools: 8174104: Compiler does not allow non-existent module path entry

[chris.hegarty at oracle.com]

Changeset: f34b5b81ef55
Author:    jjg
Date:      2017-02-10 15:42 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/f34b5b81ef55

8174104: Compiler does not allow non-existent module path entry
Reviewed-by: jlahoda

! src/jdk.compiler/share/classes/com/sun/tools/javac/file/Locations.java
! test/tools/javac/diags/examples/IllegalArgumentForOption/IllegalArgumentForOption.java
! test/tools/javac/modules/ModulePathTest.java