Fixed query for when a file Title is given (use the dbkey not the toString() conversion).
Fixed query for when a file Title is given (use the dbkey not the toString() conversion).

WouterRademaker/mediawiki-extensions-GlobalUsage,WouterRademaker/mediawiki-extensions-GlobalUsage,wikimedia/mediawiki-extensions-GlobalUsage,wikimedia/mediawiki-extensions-GlobalUsage