cleaned up a function call
cleaned up a function call


Former-commit-id: b8143aa5d17b1d9673bc40c7f2866beabadc06b0 [formerly db83dcfa5f01581f12505075ebf9a756251211e2]
Former-commit-id: 5b8899dc96ef5cd8e86a8d45bda7c02f1664a3cc
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine