git: openjdk/jdk: 3 new changesets

[Zhengyu Gu]

Changeset: 64c09628
Author:    Jie Fu <jiefu at openjdk.org>
Date:      2023-05-08 13:56:45 +0000
URL:       https://git.openjdk.org/jdk/commit/64c09628664fd19c281723f15bf677c52e360acd

8307569: Build with gcc8 is broken after JDK-8307301

Reviewed-by: erikj

! make/modules/java.desktop/lib/Awt2dLibraries.gmk

Changeset: 26755a96
Author:    Dingli Zhang <dzhang at openjdk.org>
Committer: Erik Joelsson <erikj at openjdk.org>
Date:      2023-05-08 14:00:05 +0000
URL:       https://git.openjdk.org/jdk/commit/26755a968665545a151adce79a5227c79724bb6b

8306408: Fix the format of several tables in building.md

Reviewed-by: erikj

! doc/building.html
! doc/building.md

Changeset: e91f0d3d
Author:    Zhengyu Gu <zgu at openjdk.org>
Date:      2023-05-08 14:10:14 +0000
URL:       https://git.openjdk.org/jdk/commit/e91f0d3dba36f7c9456c8acc118836320c5494e1

8307571: Remove unused SomeConstants in WatcherThread class

Reviewed-by: dholmes

! src/hotspot/share/runtime/nonJavaThread.hpp