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oliver@apple.com authored
Reviewed by Geoffrey Garen. Freezing a function and its prototype causes browser to crash. https://bugs.webkit.org/show_bug.cgi?id=61758 Add test to ensure correct behaviour * fast/js/preventExtensions-expected.txt: * fast/js/script-tests/preventExtensions.js: (f): 2011-05-31 Oliver Hunt <oliver@apple.com> Reviewed by Geoffrey Garen. Freezing a function and its prototype causes browser to crash. https://bugs.webkit.org/show_bug.cgi?id=61758 Make JSObject::preventExtensions virtual so that we can override it and instantiate all lazy * JavaScriptCore.exp: * runtime/JSFunction.cpp: (JSC::createPrototypeProperty): (JSC::JSFunction::preventExtensions): (JSC::JSFunction::getOwnPropertySlot): * runtime/JSFunction.h: * runtime/JSObject.h: * runtime/JSObject.cpp: (JSC::JSObject::seal): (JSC::JSObject::seal): git-svn-id: http://svn.webkit.org/repository/webkit/trunk@87826 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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