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https://unix.stackexchange.com/questions/68832/what-does-the-chromium-option-no-sandbox-mean
https://unix.stackexchange.com/a/105126/156623
# this answer is a little off topic and downvoted, but perfectly answered my question therefore still worth a reading.

How to change path to chrome-sandbox permanently? 
https://groups.google.com/a/chromium.org/forum/#!msg/chromium-dev/7invmf6iRwM/bfLEVObhen8J

# the page that links to commondatastorage/chromium-browser-snapshots
https://ci.chromium.org/p/chromium/g/chromium/console
https://commondatastorage.googleapis.com/chromium-browser-snapshots/index.html?prefix=Linux_x64/641803/

# get LAST CHANGE ID
curl -L 'https://www.googleapis.com/download/storage/v1/b/chromium-browser-snapshots/o/Linux_x64%2FLAST_CHANGE?generation=1552963653638072&alt=media'

# visit
https://commondatastorage.googleapis.com/chromium-browser-snapshots/index.html?prefix=Linux_x64/641801/
# you will find corresponding commit id
https://chromium.googlesource.com/chromium/src/+/09d9018225e023680c2dc4c1c1841aa9e0b8fd86

# challenge: find out which commit leads to chromium's UI change