Scrutinizer Auto-Fixes

@SAMods requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/SAMods/SAChatBar/inspections/8c115f75-bf1e-45f1-bb5c-222b536767bf

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer