I'm experiencing exactly same bug, but now the package is in stable
Chromium 83.0.4103.116 built on Debian 10.4, running on Debian 10.4 - 83.0.4103.116-1~deb10u2
-- Sincerely, Szymon Ćukaszczyk StoreKeeper B.V. +31 (0) 85 0 16 8008 Wijnkamp 3 7471 CA Goor storekeeper.nl