[MSFT 16727746] Do not leave a null slot in the frame display when generating code for an eval. Load/store of undeclared properties will traverse the entire frame display, including this slot.
[MSFT 16727746] Do not leave a null slot in the frame display when generating code for an eval. Load/store of undeclared properties will traverse the entire frame display, including this slot.

Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore,Microsoft/ChakraCore