Unreviewed VS2010 build fix following r140259.

* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj:
* JavaScriptCore.vcxproj/JavaScriptCore.vcxproj.filters:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@140487 268f45cc-cd09-0410-ab3c-d52691b4dbfc