Removed unused functions
Removed unused functions


Former-commit-id: e16b52aacda755de55f159b10cec2825c6ff3d3b [formerly ad1438b023e6e3f1fa1b82de249804f5c8464612]
Former-commit-id: e4e49d624251d5845b85492005f5cec4d483c958
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine