Merge pull request #953 from leobalter/syg-async-lineterm

...-arrow-function/async-lineterminator-identifier-throws.js

...row-function/early-errors-arrow-formals-lineterminator.js

...ly-errors-object-method-arguments-in-formal-parameters.js

...nition/early-errors-object-method-async-lineterminator.js

...on/early-errors-object-method-await-in-formals-default.js

...definition/early-errors-object-method-await-in-formals.js

...on/early-errors-object-method-body-contains-super-call.js

...nition/early-errors-object-method-duplicate-parameters.js

...n/early-errors-object-method-eval-in-formal-parameters.js

...tion/early-errors-object-method-formals-body-duplicate.js

...early-errors-object-method-formals-contains-super-call.js