Convert `Machine::speedFactor` from a non-neg int to a non-neg float (cherry picked from commit 69d0ae27e376e7c7c4f237716b0149223b8a805a) Change-Id: I2afb5cf9e4fe1384985c58353946135c3d102b42
Convert `Machine::speedFactor` from a non-neg int to a non-neg float (cherry picked from commit 69d0ae27e376e7c7c4f237716b0149223b8a805a) Change-Id: I2afb5cf9e4fe1384985c58353946135c3d102b42