func net/http.http2cloneHeader

4 uses

	net/http (current package)
		h2_bundle.go#L6811: 		rws.snapHeader = http2cloneHeader(rws.handlerHeader)
		h2_bundle.go#L6815: func http2cloneHeader(h Header) Header {
		h2_bundle.go#L6960: 		header: http2cloneHeader(opts.Header),
		h2_bundle.go#L7047: 			header:    http2cloneHeader(msg.header), // clone since handler runs concurrently with writing the PUSH_PROMISE