Small cleanup
Small cleanup


Former-commit-id: 19f51722dda031b7a0bd96444ffcaec30575f535 [formerly 19f51722dda031b7a0bd96444ffcaec30575f535 [formerly 186468ecb52354c25197e15bb5ae599f75d5aa52]]
Former-commit-id: b9cba37d24092c853a5f9726e5b9ed352d919e27
Former-commit-id: 8d9305b2400b04e901510e5388fc020400da0ca1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine