hg: lambda/lambda/jdk: Refactor stream op hiearchy; now all ops extend base type StreamOp, with specializations IntermediateOp, StatefulOp, and TerminalOp

[brian.goetz at oracle.com]

Changeset: 4e7f6a6e8369
Author:    briangoetz
Date:      2012-10-26 11:07 -0400
URL:       http://hg.openjdk.java.net/lambda/lambda/jdk/rev/4e7f6a6e8369

Refactor stream op hiearchy; now all ops extend base type StreamOp, with specializations IntermediateOp, StatefulOp, and TerminalOp
Contributed-by: paul.sandoz at oracle.com

- src/share/classes/java/util/streams/ops/EvaluableOp.java
! src/share/classes/java/util/streams/ops/IntermediateOp.java
! src/share/classes/java/util/streams/ops/StatefulOp.java
+ src/share/classes/java/util/streams/ops/StreamOp.java
! src/share/classes/java/util/streams/ops/TerminalOp.java