Use PHPStorm to reformat the PHP files

In line with MediaWiki code style. Mostly a question
of getting rid of one-line conditions.

Change-Id: I5b484d57760042604245bc18af4336a8093f02e5
Use PHPStorm to reformat the file

Change-Id: I2bf62ddbd66b65826b0026b7aaab3403bcefee9d