Source/JavaScriptCore: Strict mode does not work in non-trivial nested functions.

Source/JavaScriptCore: Strict mode does not work in non-trivial nested functions.
https://bugs.webkit.org/show_bug.cgi?id=68740

Reviewed by Oliver Hunt.

Function-info caching does not preserve all state that it should.

* parser/JSParser.cpp:
(JSC::JSParser::Scope::saveFunctionInfo):
(JSC::JSParser::Scope::restoreFunctionInfo):
(JSC::JSParser::parseFunctionInfo):
* parser/SourceProviderCacheItem.h:

LayoutTests: gh@apple.com>

Strict mode does not work in non-trivial nested functions.
https://bugs.webkit.org/show_bug.cgi?id=68740

Reviewed by Oliver Hunt.

Function-info caching does not preserve all state that it should.

* fast/js/nested-functions-expected.txt: Added.
* fast/js/nested-functions.html: Added.
* fast/js/script-tests/nested-functions.js: Added.
(runTests.test1):
(runTests.test2):
(runTests.test3):
(runTests):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@95877 268f45cc-cd09-0410-ab3c-d52691b4dbfc