chromium/third_party/blink/web_tests/http/tests/devtools/user-agent-setting-expected.txt

Test user agent setting

Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/999.0.0.0 Safari/537.36
Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0
GoogleChrome/999.0.0.0 Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Safari/537.36
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/999.0.0.0 Safari/537.36 Edg/999.0.100.0

Manually setting custom user agent
foobar with %s inside