Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  61336a85107d2db9613002b1d57be74aaf90c4eb

Make sure tags aren't created with null labels in WikiGrok B

Labels can be returned with null values, so make sure the label
is valid before creating the tag. Also removing old btnLabel var.

Bug: T76404
Change-Id: I87ce388f63ca0a68e320473b14913ce623c6811a