git: openjdk/jdk: 8252173: Use handles instead of jobjects in modules.cpp

[Harold Seigel]

Changeset: b7f0b3fc
Author:    Harold Seigel <hseigel at openjdk.org>
Date:      2021-03-09 13:15:39 +0000
URL:       https://git.openjdk.java.net/jdk/commit/b7f0b3fc

8252173: Use handles instead of jobjects in modules.cpp

Reviewed-by: lfoltan, coleenp

! src/hotspot/share/classfile/modules.cpp
! src/hotspot/share/classfile/modules.hpp
! src/hotspot/share/prims/jvm.cpp
! src/hotspot/share/prims/whitebox.cpp