Minor: Update paths in comments

Change-Id: I1716311d09504860f78423dd3e30b58f9bee15a2
(Bug 58951) Eliminate spurious error messages for mw:Param nodes

* mw:Param nodes were incorrectly expect data-mw to be present.

Change-Id: I63daec9640f94539f81b5f1eaf588e3e83828812
Merge "Minor: Update paths in comments"
Merge "(Bug 58951) Eliminate spurious error messages for mw:Param nodes"