Scrutinizer Auto-Fixes

@shulard requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/bee4/transport/inspections/779099ab-47c3-4780-b970-a756ae409de8

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP CS Fixer
 - Security Advisory Checker
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer