Comment correction

cleanhttp.go

@@ -43,7 +43,7 @@ func DefaultClient() *http.Client {
 }
 
 // DefaultPooledClient returns a new http.Client with the same default values
-// as http.Client, but with a non-shared Transport. Do not use this function
+// as http.Client, but with a shared Transport. Do not use this function
 // for transient clients as it can leak file descriptors over time. Only use
 // this for clients that will be re-used for the same host(s).
 func DefaultPooledClient() *http.Client {