hg: lambda/lambda/jdk: Remove layering in Streams.zip implementation. Beef up the tests.

[paul.sandoz at oracle.com]

Changeset: f8ac3646c1f4
Author:    psandoz
Date:      2013-05-17 14:11 +0200
URL:       http://hg.openjdk.java.net/lambda/lambda/jdk/rev/f8ac3646c1f4

Remove layering in Streams.zip implementation. Beef up the tests.

! src/share/classes/java/util/stream/Streams.java
! test/java/util/stream/test/org/openjdk/tests/java/util/stream/ZipOpTest.java