golang.org/x/net/http2.RoundTripOpt.allowHTTP (field)
3 uses
golang.org/x/net/http2 (current package)
transport.go#L169: return (*Transport)(t).RoundTripOpt(req, RoundTripOpt{allowHTTP: true})
transport.go#L407: if !t.AllowHTTP && !opt.allowHTTP {
transport_common.go#L222: allowHTTP bool // allow http:// URLs
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