Still more CSSParser cleanup
        - use c++ style member initializers in CSSParser()
        - change m_styleElement to m_styleSheet and make it a CSSStyleSheet
        - finally add my copyright to the files I've been cleaning

        * css/CSSGrammar.y:
        * css/CSSParser.cpp:
        (WebCore::CSSParser::CSSParser):
        (WebCore::CSSParser::setupParser):
        (WebCore::CSSParser::parseValue):
        (WebCore::CSSParser::parseColor):
        (WebCore::CSSParser::parseDeclaration):
        (WebCore::CSSParser::parseContent):
        (WebCore::CSSParser::parseFillImage):
        (WebCore::CSSParser::parseFontFaceSrc):
        (WebCore::CSSParser::parseBorderImage):
        (WebCore::CSSParser::createCharsetRule):
        (WebCore::CSSParser::createImportRule):
        (WebCore::CSSParser::createMediaRule):
        (WebCore::CSSParser::createStyleRule):
        * css/CSSParser.h:
        * css/SVGCSSParser.cpp:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@34423 268f45cc-cd09-0410-ab3c-d52691b4dbfc