Updated mediawiki/extensions
Project: mediawiki/extensions/VisualEditor  1baf90130a2e1173f9e8a1bab4d6601c994b3520

Fix function naming conventions, comments and whitespace

* Convert some spaces to tabs
* Move private function to top and document
* Give constructor a global name

Change-Id: I7ec144303d32b1bb454b4164222601c263fb75bf