hg: jdk9/dev: 8180318: Enable HTML 5 checking at compile time

[magnus.ihse.bursie at oracle.com]

Changeset: e6365fea178f
Author:    ihse
Date:      2017-05-17 12:44 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/rev/e6365fea178f

8180318: Enable HTML 5 checking at compile time
Reviewed-by: erikj

! make/CompileJavaModules.gmk
! make/common/SetupJavaCompilers.gmk