type runtime/trace.traceContextKey

3 uses

	runtime/trace (current package)
		annotation.go#L14: type traceContextKey struct{}
		annotation.go#L43: 	return context.WithValue(pctx, traceContextKey{}, s), s
		annotation.go#L66: 	if s, ok := ctx.Value(traceContextKey{}).(*Task); ok {