am 402d30ff: (-s ours) am 21abce44: am f7d70b78: (-s ours) am 60ed36df: Revert "DO NOT MERGE: Prevent integer wrap around for malloc size when creating a SkRegion"

* commit '402d30ff52518b06db8998bbce8ef138e7112e6e':
  Revert "DO NOT MERGE: Prevent integer wrap around for malloc size when creating a SkRegion"