hg: jdk9/sandbox/jdk: prototype from 2015-06-05 pre Dublin

[stuart.marks at oracle.com]

Changeset: 525b9bfb1baa
Author:    smarks
Date:      2015-06-05 00:00 -0700
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/525b9bfb1baa

prototype from 2015-06-05 pre Dublin

+ 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
! test/java/util/Collection/MOAT.java
+ test/java/util/Collection/SetFactories.java
+ test/java/util/List/ListFactories.java
+ test/java/util/Map/MapFactories.java