hg: jdk/sandbox: http-client-branch: Add whitebox tests for AuthenticationFilter.

[daniel.fuchs at oracle.com]

Changeset: d5f70938e399
Author:    dfuchs
Date:      2018-02-12 17:32 +0000
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/d5f70938e399

http-client-branch: Add whitebox tests for AuthenticationFilter.

! src/java.net.http/share/classes/jdk/internal/net/http/AuthenticationFilter.java
! src/java.net.http/share/classes/jdk/internal/net/http/hpack/HeaderTable.java
+ test/jdk/java/net/httpclient/whitebox/AuthenticationFilterTestDriver.java
+ test/jdk/java/net/httpclient/whitebox/java.net.http/jdk/internal/net/http/AuthenticationFilterTest.java