hg: lanai/lanai: 8230793: Remove CALayerDelegate usage for metal

[jayathirth.d.v at oracle.com]

Changeset: 2e78e925cb0e
Author:    jdv
Date:      2019-09-10 15:21 +0530
URL:       https://hg.openjdk.java.net/lanai/lanai/rev/2e78e925cb0e

8230793: Remove CALayerDelegate usage for metal
Reviewed-by: aghaisas

! src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLLayer.h
! src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLLayer.m
- src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLLayerDelegate.h
- src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLLayerDelegate.m