Removed unused function.
Removed unused function.


Former-commit-id: c71e6e0a40ccfb7a0ecbf4bc2a2966b17fa347b4 [formerly f3eba665e8e47901591e1f39bb13170184a82e47] [formerly f3eba665e8e47901591e1f39bb13170184a82e47 [formerly f09164c748660b6d56559740fbc156a0ab7229a7]]
Former-commit-id: 52b74cf6a1ca89461e174003b156ff0a14c2ac6f
Former-commit-id: 8aa2345ffa48944279b70b60668587c81b9f81bc
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine