const go.opencensus.io/resource/resourcekeys.HostType

2 uses

	go.opencensus.io/resource/resourcekeys (current package)
		const.go#L59: 	HostType = "host"

	contrib.go.opencensus.io/exporter/stackdriver
		resource.go#L201: 	case res.Type == resourcekeys.HostType && res.Labels[resourcekeys.K8SKeyClusterName] != "":

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