hg: jdk/submit: 2 new changesets

[claes.redestad at oracle.com]

Changeset: 6aedb80a6fd4
Author:    redestad
Date:      2019-04-04 23:21 +0200
URL:       http://hg.openjdk.java.net/jdk/submit/rev/6aedb80a6fd4

8221981: Simplify Map/List/Set.of() implementation
Reviewed-by: smarks

! src/java.base/share/classes/java/util/ImmutableCollections.java
! src/java.base/share/classes/java/util/List.java
! src/java.base/share/classes/java/util/Map.java
! src/java.base/share/classes/java/util/Set.java

Changeset: 82f41fb55b63
Author:    redestad
Date:      2019-04-04 23:21 +0200
URL:       http://hg.openjdk.java.net/jdk/submit/rev/82f41fb55b63

8221921: Implement size() / isEmpty() in immutable collections
Reviewed-by: smarks

! src/java.base/share/classes/java/util/ImmutableCollections.java