Scrutinizer Auto-Fixes

@jonaswouters requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/jonaswouters/XhprofBundle/inspections/92c9e71b-63ae-491a-b205-f0588819beea

Enabled analysis tools:
 - PHP Analyzer
 - PHP Copy/Paste Detector
 - PHP PDepend
 - External Code Coverage
 - PHP Change Tracking Analyzer