var golang.org/x/tools/internal/event/keys.Msg

7 uses

	golang.org/x/tools/internal/event/keys (current package)
		standard.go#L9: 	Msg = NewString("message", "a readable message")

	golang.org/x/tools/internal/event
		event.go#L30: 		keys.Msg.Of(message),
		event.go#L38: 	return ev.Label(0).Key() == keys.Msg
		event.go#L46: 		keys.Msg.Of(message),
		event.go#L55: 	return ev.Label(0).Key() == keys.Msg &&

	golang.org/x/tools/internal/event/core
		fast.go#L18: 		keys.Msg.Of(message),
		fast.go#L27: 		keys.Msg.Of(message),

The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)