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

[harold.seigel at oracle.com]

Changeset: 9349d1a6ebc9
Author:    hseigel
Date:      2017-03-01 07:59 -0500
URL:       http://hg.openjdk.java.net/jdk10/hs/hotspot/rev/9349d1a6ebc9

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

! src/share/vm/classfile/modules.cpp
! src/share/vm/classfile/modules.hpp
! src/share/vm/prims/whitebox.cpp
- test/runtime/modules/JVMGetModuleByPkgName.java
! test/runtime/modules/ModuleHelper.java