hg: jdk/sandbox: 8179373: javac -verbose logs the class path multiple times

[chris.hegarty at oracle.com]

Changeset: f944d1b7ab25
Author:    cushon
Date:      2018-01-25 15:18 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/f944d1b7ab25

8179373: javac -verbose logs the class path multiple times
Reviewed-by: martin

! src/jdk.compiler/share/classes/com/sun/tools/javac/code/ClassFinder.java
+ test/langtools/tools/javac/jvm/VerboseClassPathTest.java