git: openjdk/loom: fibers: 4 new changesets

[duke]

Changeset: e1179b2f
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-02 07:52:47 +0000
URL:       https://git.openjdk.java.net/loom/commit/e1179b2f

Improve test

! test/jdk/java/lang/Thread/virtual/CustomScheduler.java

Changeset: 2cd204b7
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-02 07:53:17 +0000
URL:       https://git.openjdk.java.net/loom/commit/2cd204b7

Remove signalParking and other cleanup

! src/java.base/share/classes/java/lang/VirtualThread.java

Changeset: 6adce92e
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-02 09:27:38 +0000
URL:       https://git.openjdk.java.net/loom/commit/6adce92e

Merge


Changeset: 9be86e8a
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-02 10:19:38 +0000
URL:       https://git.openjdk.java.net/loom/commit/9be86e8a

Use one condition to reduce footprint

! src/java.base/share/classes/java/lang/VirtualThread.java
! test/jdk/java/lang/Thread/virtual/Parking.java
! test/jdk/java/lang/Thread/virtual/ThreadAPI.java