hg: jdk/sandbox: http-client-branch: remove dead code

[chris.hegarty at oracle.com]

Changeset: 8b2d7be041dc
Author:    chegar
Date:      2017-11-08 15:28 +0000
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/8b2d7be041dc

http-client-branch: remove dead code

- src/jdk.incubator.httpclient/share/classes/jdk/incubator/http/internal/common/AsyncDataReadQueue.java
- src/jdk.incubator.httpclient/share/classes/jdk/incubator/http/internal/common/AsyncWriteQueue.java