Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  51149a721636a71354a6f4972b5b4bf2fd3a233c

Fix outdated $wgMFCustomLogos comment

Indeed we now use only $wgMobileFrontendLogo

Bug: 63461
Change-Id: I10f69e67eef19fb70e0bf5189d401dd72eff6721