Scrutinizer Auto-Fixes

@fezfez requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/fezfez/doctrine2/inspections/9a199179-c494-4277-a1cb-8163a4ae6ce2

Enabled analysis tools:
 - PHP Analyzer
 - PHP Copy/Paste Detector
 - PHP PDepend