WebCore:

WebCore:

        Reviewed and touched up by Sam Weinig.

        Fix for http://bugs.webkit.org/show_bug.cgi?id=16073

        Test: http/tests/security/xss-DENIED-invalid-domain-change.html

        * dom/Document.cpp:
        (WebCore::Document::setDomain): Don't set the securityOrigin policy unless
        the set succeeds.  Adds some early returns as well.

LayoutTests:

        Reviewed by Sam Weinig.

        Tests for http://bugs.webkit.org/show_bug.cgi?id=16073

        * http/tests/security/resources/iframe-invalid-domain-change.html: Added.
        * http/tests/security/xss-DENIED-invalid-domain-change-expected.txt: Added.
        * http/tests/security/xss-DENIED-invalid-domain-change.html: Added.

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@28062 268f45cc-cd09-0410-ab3c-d52691b4dbfc