hg: lambda/lambda/jdk: Mark as final.

[paul.sandoz at oracle.com]

Changeset: bf375a39615e
Author:    psandoz
Date:      2013-06-03 12:56 +0200
URL:       http://hg.openjdk.java.net/lambda/lambda/jdk/rev/bf375a39615e

Mark as final.
This class should be reverted back to package private if public static
methods are moved elsewhere.

! src/share/classes/java/util/stream/Streams.java