hg: jdk8/tl/jdk: 8024643: Turn on javac lint checking in building the jdk repo

[joe . darcy]

Changeset: 262a625809fd
Author:    darcy
Date:      2013-09-12 01:47 -0700
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/262a625809fd

8024643: Turn on javac lint checking in building the jdk repo
Reviewed-by: erikj, ihse, smarks

! makefiles/Setup.gmk