[REF] remove another unnecessary pass-by-reference
authoreileen <emcnaughton@wikimedia.org>
Thu, 21 Nov 2019 01:49:54 +0000 (14:49 +1300)
committereileen <emcnaughton@wikimedia.org>
Thu, 21 Nov 2019 01:49:54 +0000 (14:49 +1300)
commit729245ca0ca3b38d51a1840bd8d70003e2c8cb13
tree601f7b6286d90463480bbe8b2605fa9892405df1
parenteda4c5942ca6c0f3f394957acac921b9d3d9854e
[REF] remove another unnecessary pass-by-reference

the recur function is only called once. Immediately after it is called there is a return &
the calling function has not passed in any variables by reference - ergo we gain nothing but confusion by using pass-by-ref
here
CRM/Core/Payment/PayPalIPN.php