hg: jdk10/hs: 8172307: Remove ununsed JVM API JVM_GetModuleByPackageName()

[harold.seigel at oracle.com]

Changeset: 2879b7785047
Author:    hseigel
Date:      2017-03-01 08:00 -0500
URL:       http://hg.openjdk.java.net/jdk10/hs/rev/2879b7785047

8172307: Remove ununsed JVM API JVM_GetModuleByPackageName()
Summary: Remove get_module_by_package_name() etc., and unneeded test.
Reviewed-by: sspitsyn, gtriantafill

! test/lib/sun/hotspot/WhiteBox.java