In the addressbar (omnibox) type:
go PACKAGE [FUNC|TYPE]
go PACKAGE#[FUNC|TYPE]
go #[FUNC|TYPE]
go !
go http
go httpu newconn
go httpu#newconn
go #newconn
go !
The extension first tries to fetch the docs from http://localhost:6060. If that fails, it will try https://tip.golang.org.
Recommended start your own local Go doc server (godoc -http=:6060) and clear the extension cache by entering go ! in the omnibox.
Clear the cache enter go ! and press Enter.
Select the first match press Enter without pressing down.
Avoid retyping the name of the last package start query with # e.g. go #new
This extension is released under the MIT License.