git: openjdk/jdk13u: 8257001: Improve HTTP client support

[duke]

Changeset: f0076487
Author:    Andrew Brygin <bae at openjdk.org>
Committer: Yuri Nesterenko <yan at azul.com>
Date:      2021-01-27 18:20:48 +0000
URL:       https://git.openjdk.java.net/jdk13u/commit/f0076487

8257001: Improve HTTP client support

Reviewed-by: yan
Backport-of: 355ab601fa1de9911a0b61bdee9b0a6d23ca778f

! src/java.net.http/share/classes/jdk/internal/net/http/Http2Connection.java