[Integrated] RFR: 8243505: SRC_OVER alpha composite mode doesn't render correctly

[Kevin Rushforth]

Changeset: 07e9fbf7
Author:    Kevin Rushforth <kcr at openjdk.org>
Date:      2020-04-24 01:43:10 +0000
URL:       https://git.openjdk.java.net/lanai/commit/07e9fbf7

8243505: SRC_OVER alpha composite mode doesn't render correctly

! src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLComposite.h
! src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLComposite.m
! src/java.desktop/macosx/native/libawt_lwawt/java2d/metal/MTLPipelineStatesStorage.m