File src/mach_alias_list artifact 2e2aa5bb87 part of check-in cee604408e

# List of aliases for Mach-O
_OBJC_CLASS_$_OFStackBlock __NSConcreteStackBlock
_OBJC_CLASS_$_OFGlobalBlock __NSConcreteGlobalBlock
_OBJC_CLASS_$_OFMallocBlock __NSConcreteMallocBlock