hg: jdk9/dev: 8129562: JDK 9 build using boot-jdk classes instead of newly compiled classes

[jan.lahoda at oracle.com]

Changeset: 4c85a31c02e8
Author:    jlahoda
Date:      2015-08-10 09:47 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/rev/4c85a31c02e8

8129562: JDK 9 build using boot-jdk classes instead of newly compiled classes
Summary: Need to specify empty -extdirs and -endorseddirs to javac to avoid loading of boot JDK classes during build.
Reviewed-by: tbell, coffeys, jjg, henryjen

! make/CompileJavaModules.gmk