git: openjdk/jdk: 8252794: Creation of JNIMethodBlock should be done with a leaf lock

[Robbin Ehn]

Changeset: d5609647
Author:    Robbin Ehn <rehn at openjdk.org>
Date:      2020-09-09 13:21:01 +0000
URL:       https://git.openjdk.java.net/jdk/commit/d5609647

8252794: Creation of JNIMethodBlock should be done with a leaf lock

Reviewed-by: coleenp, dholmes

! src/hotspot/share/oops/method.cpp
! src/hotspot/share/runtime/mutexLocker.cpp