Consistency correction

Raymond's commit - https://git.wikimedia.org/commit/mediawiki%2Fextensions%2FPopups/ce43cccc81ad4e2874b77ae553f623efb072d663
was accidentally reverted in https://git.wikimedia.org/commit/mediawiki%2Fextensions%2FPopups/ce59f924897fc8c57ad0b7c2d7c9fa2582549cf2

This commit reverts back to the correct version.

Change-Id: I409611e36dbb3ed52ca146d5aa6180307e843244