Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  4b6fa6bbcfbcdc1b06cab64fbd71b8d4255bf462

Hygiene: Making our use of local storage more robust

Even if a browser says that it supports local storage, that isn't
a guarantee it will work.

Change-Id: If2e745f7bc7bb6bf24fb9b533f4b46dc5aad348b