chakra: Crash in Js::JavascriptObject::CreateKeysHelper

Detailed report: https://oss-fuzz.com/testcase?key=5612339362529280 Project: chakra Fuzzer: jsfuzzer Job Type: asanchakra Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x007fe19e6e44 Crash State: Js::JavascriptObject::CreateKeysHelper Js::JavascriptOperators::GetOwnPropertyNames...