hg: jdk9/sandbox/langtools: 8175860: javadoc crashes with incorrect module sourcepath

[chris.hegarty at oracle.com]

Changeset: 917615c2abd9
Author:    ksrini
Date:      2017-03-07 18:37 -0800
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/917615c2abd9

8175860: javadoc crashes with incorrect module sourcepath
Reviewed-by: jjg

! src/jdk.javadoc/share/classes/jdk/javadoc/internal/tool/JavadocTool.java
! test/jdk/javadoc/tool/modules/ModuleTestBase.java
! test/jdk/javadoc/tool/modules/Modules.java