hg: panama/dev: 8237349: Memory access var handles are never called with exact types

[maurizio.cimadamore at oracle.com]

Changeset: 7f22f2342067
Author:    mcimadamore
Date:      2020-01-30 16:26 +0000
URL:       https://hg.openjdk.java.net/panama/dev/rev/7f22f2342067

8237349: Memory access var handles are never called with exact types
Reviewed-by: psandoz, jvernee

! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryHandles.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/LayoutPath.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/Utils.java
! test/jdk/java/foreign/TestAdaptVarHandles.java