Remove a few places where pass by reference is used but does not need to be

[eileenmcnaughton]

Overview

Code cleanup

Before

Parameters passed by reference unnecessarily

After

Parameters not passed by reference

Technical Details

Digging into this code I find us using a practice that we stopped 6+ years ago - ie. passing parameters as a reference when the receiving function does not alter them. This was once thought to be more performance & php4 friendly....

Comments

[civibot]

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[colemanw]

Gotta love php4 holdovers.

[eileenmcnaughton]

unrelated fail