2 - Enable a couple of pieces of Windows hardening: one
3 (HeapEnableTerminationOnCorruption) that has been on-by-default since
4 Windows 8, and unavailable before Windows 7, and one
5 (PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION) which we believe doesn't
6 affect us, but shouldn't do any harm. Closes ticket 21953.