www/chromium: Synchronize with HEAD

MFH: r552588 r553068 r553141 r554786 r554895 r555115 r556709 r556720 r556921

www/chromium: drop pkg-message which was only useful for FreeBSD <= 11.2

Phabricator: D26646

www/chromium: Update to version 85.0.4183.121

Submitted by: cem, rene
Obtained from: some patches from OpenBSD port

www/chromium: Use SNDIO instead of ALSA for audio by default

There are stuttering sound issues when using ALSA, so switch to something
that works.

PR: 250370

www/chromium: attempt to fix build on aarch64

PR: 246982
Reported by: Bob Prohaska
Approved by: portmgr (tier-2 blanket)

www/chromium: improve cpu features detection on aarch64

Approved by: portmgr (tier-2 blanket)

www/chromium: Make online detection always positive

Summary: navigator.onLine is currently broken in www/chromium. This change
introduce a workaround that always return positive for online detection.

Sponsored by: The FreeBSD Foundation
Submitted by: Ka Ho Ng <khng300@gmail.com>
Differential Revision: https://reviews.freebsd.org/D26490

www/chromium: Update to version 87.0.4280.66

Submitted by: Matthias Wolf, cem, rene
Obtained from: Some patches from OpenBSD port (robert@openbsd.org)

Unbreak INDEX

www/chromium: Update to 87.0.4280.88

https://chromereleases.googleblog.com/2020/12/stable-channel-update-for-desktop.html

Changes: https://chromium.googlesource.com/chromium/src/+log/87.0.4280.67..87.0.4280.88?pretty=fuller&n=10000

Approved by: jrm
Differential Revision: https://reviews.freebsd.org/D27452