Reviewed by Darin Fisher.

        Add tests for isolated worlds
        https://bugs.webkit.org/show_bug.cgi?id=27331

        These tests are currently disabled on JSC ports.

        * http/tests/security/isolatedWorld/all-window-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/all-window-properties.html: Added.
        * http/tests/security/isolatedWorld/all-window-prototypes-expected.txt: Added.
        * http/tests/security/isolatedWorld/all-window-prototypes.html: Added.
        * http/tests/security/isolatedWorld/body-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/body-properties.html: Added.
        * http/tests/security/isolatedWorld/body-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/body-prototype.html: Added.
        * http/tests/security/isolatedWorld/document-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/document-properties.html: Added.
        * http/tests/security/isolatedWorld/document-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/document-prototype.html: Added.
        * http/tests/security/isolatedWorld/global-variables-expected.txt: Added.
        * http/tests/security/isolatedWorld/global-variables.html: Added.
        * http/tests/security/isolatedWorld/image-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/image-properties.html: Added.
        * http/tests/security/isolatedWorld/image-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/image-prototype.html: Added.
        * http/tests/security/isolatedWorld/location-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/location-properties.html: Added.
        * http/tests/security/isolatedWorld/location-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/location-prototype.html: Added.
        * http/tests/security/isolatedWorld/number-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/number-prototype.html: Added.
        * http/tests/security/isolatedWorld/object-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/object-prototype.html: Added.
        * http/tests/security/isolatedWorld/string-prototype-expected.txt: Added.
        * http/tests/security/isolatedWorld/string-prototype.html: Added.
        * http/tests/security/isolatedWorld/window-properties-expected.txt: Added.
        * http/tests/security/isolatedWorld/window-properties.html: Added.
        * platform/gtk/Skipped:
        * platform/mac/Skipped:
        * platform/qt/Skipped:
        * platform/win/Skipped:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@45983 268f45cc-cd09-0410-ab3c-d52691b4dbfc