hg: jdk/sandbox: flatmap-branch: Initial test code for consumerFlatMap

[patrick.concannon at oracle.com]

Changeset: 0aa3d0aab834
Author:    pconcannon
Date:      2020-03-11 11:46 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/0aa3d0aab834

flatmap-branch: Initial test code for consumerFlatMap

! src/java.base/share/classes/java/util/stream/Stream.java
! test/jdk/java/util/stream/test/org/openjdk/tests/java/util/stream/ConsumerFlatMapOpTest.java