https://arstechnica.co.uk/information-technology/2017/04/chr... https://bugs.chromium.org/p/chromium/issues/detail?id=683314
Why have you got such an old version of Chrome?
To answer your question, (1) it's pretty arduous to install Chrome from the AUR, and (2) I am wary of Google removing useful functionality from Chrome.
https://arstechnica.co.uk/information-technology/2017/04/chr... https://bugs.chromium.org/p/chromium/issues/detail?id=683314
Why have you got such an old version of Chrome?