Bug 1074985 - Remove unimplemented method declarations. r=wesj
Bug 1068571 - Clear velocity on touch-end even if in the NOTHING state. r=botond
Bug 1043859 - Expose the APZC overscroll transform as a separate function. r=botond
Bug 1043859 - Fix the code to remove the async transform from scrollbar layers that are descendants of their content. r=botond