Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/owncloud/tasks/inspections/d3a91d9b-361d-4b6a-ae62-e97f80fb50f8

Enabled analysis tools:
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 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer
Merge pull request #57 from DeepDiver1975/scrutinizer-patch-1

Scrutinizer Auto-Fixes