Submitted by: eseidel
Reviewed by: darin & mjs
        Fixes SVG to load external scripts and report parse errors.
        http://bugzilla.opendarwin.org/show_bug.cgi?id=5875

        Added 7 layout tests to exercise parse error code.

        * fast/invalid/junk-data-expected.checksum: Added.
        * fast/invalid/junk-data-expected.png: Added.
        * fast/invalid/junk-data-expected.txt: Added.
        * fast/invalid/junk-data.xml: Added.
        * fast/invalid/missing-end-tag-expected.checksum: Added.
        * fast/invalid/missing-end-tag-expected.png: Added.
        * fast/invalid/missing-end-tag-expected.txt: Added.
        * fast/invalid/missing-end-tag.xhtml: Added.
        * fast/xsl/xslt-extra-content-at-end-expected.checksum: Added.
        * fast/xsl/xslt-extra-content-at-end-expected.png: Added.
        * fast/xsl/xslt-extra-content-at-end-expected.txt: Added.
        * fast/xsl/xslt-extra-content-at-end.xml: Added.
        * fast/xsl/xslt-mismatched-tags-in-xslt-expected.checksum: Added.
        * fast/xsl/xslt-mismatched-tags-in-xslt-expected.png: Added.
        * fast/xsl/xslt-mismatched-tags-in-xslt-expected.txt: Added.
        * fast/xsl/xslt-mismatched-tags-in-xslt.xml: Added.
        * fast/xsl/xslt-missing-namespace-in-xslt-expected.checksum: Added.
        * fast/xsl/xslt-missing-namespace-in-xslt-expected.png: Added.
        * fast/xsl/xslt-missing-namespace-in-xslt-expected.txt: Added.
        * fast/xsl/xslt-missing-namespace-in-xslt.xml: Added.
        * svg/custom/junk-data-expected.checksum: Added.
        * svg/custom/junk-data-expected.png: Added.
        * svg/custom/junk-data-expected.txt: Added.
        * svg/custom/junk-data.svg: Added.
        * svg/custom/missing-xlink-expected.checksum: Added.
        * svg/custom/missing-xlink-expected.png: Added.
        * svg/custom/missing-xlink-expected.txt: Added.
        * svg/custom/missing-xlink.svg: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@11532 268f45cc-cd09-0410-ab3c-d52691b4dbfc