hg: jdk/sandbox: 8232853: AuthenticationFilter.Cache::remove may throw ConcurrentModificationException

[chris.hegarty at oracle.com]

Changeset: 3786a0962570
Author:    jboes
Date:      2019-11-08 11:15 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/3786a0962570

8232853: AuthenticationFilter.Cache::remove may throw ConcurrentModificationException
Summary: Change implementation to use iterator instead of plain LinkedList
Reviewed-by: dfuchs, vtewari

! src/java.net.http/share/classes/jdk/internal/net/http/AuthenticationFilter.java
+ test/jdk/java/net/httpclient/AuthFilterCacheTest.java