Merge pull request #226 from anba/invalid-tests

test/annexB/labelled-function-declaration.js

test/built-ins/Object/getOwnPropertyNames/15.2.3.4-4-2.js

test/built-ins/Object/getOwnPropertyNames/15.2.3.4-4-44.js

test/built-ins/Object/getOwnPropertyNames/15.2.3.4-4-49.js

test/built-ins/Object/getOwnPropertyNames/15.2.3.4-4-b-2.js

test/built-ins/Object/is/length.js

...lock-scope/syntax/for-in/acquire-properties-from-array.js

...ock-scope/syntax/for-in/acquire-properties-from-object.js

...nition/yield-as-function-expression-binding-identifier.js

...efinition/yield-as-generator-method-binding-identifier.js

...thod-definition/yield-as-identifier-in-nested-function.js

test/language/computed-property-names/basics/symbol.js

test/language/computed-property-names/class/method/symbol.js

...age/computed-property-names/class/static/method-number.js

...age/computed-property-names/class/static/method-string.js

...age/computed-property-names/class/static/method-symbol.js

.../language/computed-property-names/object/method/symbol.js

...nition/yield-as-function-expression-binding-identifier.js

...tatements/labeled/labelled-function-declaration-strict.js

...entifier-let-allowed-as-lefthandside-expression-strict.js