hg: jdk/sandbox: 8211437: java.net.http.HttpClient hangs on 204 reply without Content-length 0

[chris.hegarty at oracle.com]

Changeset: 420445d16008
Author:    michaelm
Date:      2018-10-19 14:23 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/420445d16008

8211437: java.net.http.HttpClient hangs on 204 reply without Content-length 0
Reviewed-by: chegar, dfuchs

! src/java.net.http/share/classes/jdk/internal/net/http/MultiExchange.java
! src/jdk.httpserver/share/classes/sun/net/httpserver/ExchangeImpl.java
+ test/jdk/java/net/httpclient/Response204.java
+ test/jdk/java/net/httpclient/http2/NoBodyTest.java
! test/jdk/java/net/httpclient/http2/server/Http2TestExchangeImpl.java