LayoutTests:

      Test by Andrew Wellington <proton@wiretapped.net>.
        Reviewed by Darin.
        
        - test for fix to http://bugs.webkit.org/show_bug.cgi?id=11197
          REGRESSION: Specifying a counter for a CODE tag's content style
          property on before or after causes a crash.

        * fast/css/beforeSelectorOnCodeElement-expected.checksum: Added.
        * fast/css/beforeSelectorOnCodeElement-expected.png: Added.
        * fast/css/beforeSelectorOnCodeElement-expected.txt: Added.
        * fast/css/beforeSelectorOnCodeElement.html: Added.

        Test by Mitz.
        Reviewed by Darin.

        - test for monospace problem mentioned in the above bug
        
        * fast/text/monospace-width-cache-expected.checksum: Added.
        * fast/text/monospace-width-cache-expected.png: Added.
        * fast/text/monospace-width-cache-expected.txt: Added.
        * fast/text/monospace-width-cache.html: Added.

WebCore:

        Reviewed by Mitz.

        Inspired by a much simpler patch by Andrew Wellington <proton@wiretapped.net>.

        - fix http://bugs.webkit.org/show_bug.cgi?id=11197
          REGRESSION: Specifying a counter for a CODE tag's content style property
          on before or after causes a crash.

        Test: fast/css/beforeSelectorOnCodeElement.html

        - fix regression I recently introduced where the monospace cache could be
          used for text that was not ASCII, if text was changed after the style was set

        Test: fast/text/monospace-width-cache.html

        - streamline RenderText.h -- remove unneeded functions, make some needlessly
          virtual functions non-virtual, remove unneeded header includes, replace use
          of Font* with Font& for consistency with RenderStyle, use &quottext&quot consistently
          instead of &quotstring&quot

        * rendering/RenderText.h: Removed unneeded include of &quotText.h&quot, declarations of
        SOFT_HYPHEN, DocumentMarker, InlineBox, Positi