Rename css/CSSParser to css/parser/BisonCSSParser.

Source/core/css/parser/BisonCSSParser-in.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
-#include "core/css/CSSParser.h"
+#include "core/css/parser/BisonCSSParser.h"
 
 #include "CSSValueKeywords.h"
 #include "RuntimeEnabledFeatures.h"
 #include "StylePropertyShorthand.h"
 #include "core/css/CSSArrayFunctionValue.h"
 #include "core/css/CSSAspectRatioValue.h"
 #include "core/css/CSSBasicShapes.h"
 #include "core/css/CSSBorderImage.h"
 #include "core/css/CSSCanvasValue.h"
 #include "core/css/CSSCrossfadeValue.h"
@@ skipping 53 matching lines @@
 #include "wtf/text/StringImpl.h"
 #include "wtf/text/TextEncoding.h"
 #include <limits.h>
 
 #define YYDEBUG 0
 
 #if YYDEBUG > 0
 extern int cssyydebug;
 #endif
 
-extern int cssyyparse(WebCore::CSSParser*);
+extern int cssyyparse(WebCore::BisonCSSParser*);
 
 using namespace std;
 using namespace WTF;
 
 namespace WebCore {
 
 static const unsigned INVALID_NUM_PARSED_PROPERTIES = UINT_MAX;
 static const double MAX_SCALE = 1000000;
 
 template <unsigned N>
@@ skipping 66 matching lines @@
     {
         m_hasSeenAnimationPropertyKeyword = true;
     }
 
 private:
     bool m_animationPropertyKeywordAllowed;
     bool m_firstAnimationCommitted;
     bool m_hasSeenAnimationPropertyKeyword;
 };
 
-CSSParser::CSSParser(const CSSParserContext& context, UseCounter* counter)
+BisonCSSParser::BisonCSSParser(const CSSParserContext& context, UseCounter* counter)
     : m_context(context)
     , m_important(false)
     , m_id(CSSPropertyInvalid)
     , m_styleSheet(0)
     , m_supportsCondition(false)
     , m_selectorListForParseSelector(0)
     , m_numParsedPropertiesBeforeMarginBox(INVALID_NUM_PARSED_PROPERTIES)
     , m_inParseShorthand(0)
     , m_currentShorthand(CSSPropertyInvalid)
     , m_implicitShorthand(false)
@@ skipping 11 matching lines @@
     , m_inViewport(false)
     , m_useCounter(counter)
     , m_tokenizer(*this)
 {
 #if YYDEBUG > 0
     cssyydebug = 1;
 #endif
     CSSPropertySourceData::init();
 }
 
-CSSParser::~CSSParser()
+BisonCSSParser::~BisonCSSParser()
 {
     clearProperties();
 
     deleteAllValues(m_floatingSelectors);
     deleteAllValues(m_floatingSelectorVectors);
     deleteAllValues(m_floatingValueLists);
     deleteAllValues(m_floatingFunctions);
 }
 
-void CSSParser::setupParser(const char* prefix, unsigned prefixLength, const String& string, const char* suffix, unsigned suffixLength)
+void BisonCSSParser::setupParser(const char* prefix, unsigned prefixLength, const String& string, const char* suffix, unsigned suffixLength)
 {
     m_tokenizer.setupTokenizer(prefix, prefixLength, string, suffix, suffixLength);
     m_ruleHasHeader = true;
 }
 
-void CSSParser::parseSheet(StyleSheetContents* sheet, const String& string, const TextPosition& startPosition, CSSParserObserver* observer, bool logErrors)
+void BisonCSSParser::parseSheet(StyleSheetContents* sheet, const String& string, const TextPosition& startPosition, CSSParserObserver* observer, bool logErrors)
 {
     setStyleSheet(sheet);
     m_defaultNamespace = starAtom; // Reset the default namespace.
     TemporaryChange<CSSParserObserver*> scopedObsever(m_observer, observer);
     m_logErrors = logErrors && sheet->singleOwnerDocument() && !sheet->baseURL().isEmpty() && sheet->singleOwnerDocument()->frameHost();
     m_ignoreErrors = false;
     m_tokenizer.m_lineNumber = 0;
     m_startPosition = startPosition;
     m_source = &string;
     m_tokenizer.m_internal = false;
     setupParser("", string, "");
     cssyyparse(this);
     sheet->shrinkToFit();
     m_source = 0;
     m_rule = 0;
     m_lineEndings.clear();
     m_ignoreErrors = false;
     m_logErrors = false;
     m_tokenizer.m_internal = true;
 }
 
-PassRefPtr<StyleRuleBase> CSSParser::parseRule(StyleSheetContents* sheet, const String& string)
+PassRefPtr<StyleRuleBase> BisonCSSParser::parseRule(StyleSheetContents* sheet, const String& string)
 {
     setStyleSheet(sheet);
     m_allowNamespaceDeclarations = false;
     setupParser("@-internal-rule ", string, "");
     cssyyparse(this);
     return m_rule.release();
 }
 
-PassRefPtr<StyleKeyframe> CSSParser::parseKeyframeRule(StyleSheetContents* sheet, const String& string)
+PassRefPtr<StyleKeyframe> BisonCSSParser::parseKeyframeRule(StyleSheetContents* sheet, const String& string)
 {
     setStyleSheet(sheet);
     setupParser("@-internal-keyframe-rule ", string, "");
     cssyyparse(this);
     return m_keyframe.release();
 }
 
-PassOwnPtr<Vector<double> > CSSParser::parseKeyframeKeyList(const String& string)
+PassOwnPtr<Vector<double> > BisonCSSParser::parseKeyframeKeyList(const String& string)
 {
     setupParser("@-internal-keyframe-key-list ", string, "");
     cssyyparse(this);
     ASSERT(m_valueList);
     return StyleKeyframe::createKeyList(m_valueList.get());
 }
 
-bool CSSParser::parseSupportsCondition(const String& string)
+bool BisonCSSParser::parseSupportsCondition(const String& string)
 {
     m_supportsCondition = false;
     setupParser("@-internal-supports-condition ", string, "");
     cssyyparse(this);
     return m_supportsCondition;
 }
 
 static inline bool isColorPropertyID(CSSPropertyID propertyId)
 {
     switch (propertyId) {
@@ skipping 41 matching lines @@
         || (quirksMode && valueID >= CSSValueWebkitFocusRingColor && valueID < CSSValueWebkitText)) {
         validPrimitive = true;
     }
 
     if (validPrimitive) {
         RefPtr<CSSValue> value = cssValuePool().createIdentifierValue(valueID);
         declaration->addParsedProperty(CSSProperty(propertyId, value.release(), important));
         return true;
     }
     RGBA32 color;
-    if (!CSSParser::fastParseColor(color, string, !quirksMode && string[0] != '#'))
+    if (!BisonCSSParser::fastParseColor(color, string, !quirksMode && string[0] != '#'))
         return false;
     RefPtr<CSSValue> value = cssValuePool().createColorValue(color);
     declaration->addParsedProperty(CSSProperty(propertyId, value.release(), important));
     return true;
 }
 
 static inline bool isSimpleLengthPropertyID(CSSPropertyID propertyId, bool& acceptsNegativeNumbers)
 {
     switch (propertyId) {
     case CSSPropertyFontSize:
@@ skipping 590 matching lines @@
 static bool parseKeywordValue(MutableStylePropertySet* declaration, CSSPropertyID propertyId, const String& string, bool important, const CSSParserContext& parserContext)
 {
     ASSERT(!string.isEmpty());
 
     if (!isKeywordPropertyID(propertyId)) {
         // All properties accept the values of "initial" and "inherit".
         String lowerCaseString = string.lower();
         if (lowerCaseString != "initial" && lowerCaseString != "inherit")
             return false;
 
-        // Parse initial/inherit shorthands using the CSSParser.
+        // Parse initial/inherit shorthands using the BisonCSSParser.
         if (shorthandForProperty(propertyId).length())
             return false;
     }
 
     CSSParserString cssString;
     cssString.init(string);
     CSSValueID valueID = cssValueKeywordID(cssString);
 
     if (!valueID)
         return false;
@@ skipping 118 matching lines @@
         const UChar* pos = string.characters16();
         const UChar* end = pos + string.length();
         transformList = parseTranslateTransformList(pos, end);
         if (!transformList)
             return false;
     }
     properties->addParsedProperty(CSSProperty(CSSPropertyWebkitTransform, transformList.release(), important));
     return true;
 }
 
-PassRefPtr<CSSValueList> CSSParser::parseFontFaceValue(const AtomicString& string)
+PassRefPtr<CSSValueList> BisonCSSParser::parseFontFaceValue(const AtomicString& string)
 {
     if (string.isEmpty())
         return 0;
     RefPtr<MutableStylePropertySet> dummyStyle = MutableStylePropertySet::create();
     if (!parseValue(dummyStyle.get(), CSSPropertyFontFamily, string, false, HTMLQuirksMode, 0))
         return 0;
 
     RefPtr<CSSValue> fontFamily = dummyStyle->getPropertyCSSValue(CSSPropertyFontFamily);
     if (!fontFamily->isValueList())
         return 0;
 
     return toCSSValueList(dummyStyle->getPropertyCSSValue(CSSPropertyFontFamily).get());
 }
 
-bool CSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, const Document& document)
+bool BisonCSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, const Document& document)
 {
     ASSERT(!string.isEmpty());
 
     CSSParserContext context(document);
 
     if (parseSimpleLengthValue(declaration, propertyID, string, important, context.mode()))
         return true;
     if (parseColorValue(declaration, propertyID, string, important, context.mode()))
         return true;
     if (parseKeywordValue(declaration, propertyID, string, important, context))
         return true;
 
-    CSSParser parser(context, UseCounter::getFrom(&document));
+    BisonCSSParser parser(context, UseCounter::getFrom(&document));
     return parser.parseValue(declaration, propertyID, string, important, static_cast<StyleSheetContents*>(0));
 }
 
-bool CSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, CSSParserMode cssParserMode, StyleSheetContents* contextStyleSheet)
+bool BisonCSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, CSSParserMode cssParserMode, StyleSheetContents* contextStyleSheet)
 {
     ASSERT(!string.isEmpty());
     if (parseSimpleLengthValue(declaration, propertyID, string, important, cssParserMode))
         return true;
     if (parseColorValue(declaration, propertyID, string, important, cssParserMode))
         return true;
 
     CSSParserContext context(cssParserMode);
     if (contextStyleSheet) {
         context = contextStyleSheet->parserContext();
         context.setMode(cssParserMode);
     }
 
     if (parseKeywordValue(declaration, propertyID, string, important, context))
         return true;
     if (parseTranslateTransform(declaration, propertyID, string, important))
         return true;
 
-    CSSParser parser(context);
+    BisonCSSParser parser(context);
     return parser.parseValue(declaration, propertyID, string, important, contextStyleSheet);
 }
 
-bool CSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, StyleSheetContents* contextStyleSheet)
+bool BisonCSSParser::parseValue(MutableStylePropertySet* declaration, CSSPropertyID propertyID, const String& string, bool important, StyleSheetContents* contextStyleSheet)
 {
     // FIXME: Check RuntimeCSSEnabled::isPropertyEnabled or isValueEnabledForProperty.
 
     if (m_useCounter)
         m_useCounter->count(m_context, propertyID);
 
     setStyleSheet(contextStyleSheet);
 
     setupParser("@-internal-value ", string, "");
 
@@ skipping 15 matching lines @@
         ok = true;
         declaration->addParsedProperties(m_parsedProperties);
         clearProperties();
     }
 
     return ok;
 }
 
 // The color will only be changed when string contains a valid CSS color, so callers
 // can set it to a default color and ignore the boolean result.
-bool CSSParser::parseColor(RGBA32& color, const String& string, bool strict)
+bool BisonCSSParser::parseColor(RGBA32& color, const String& string, bool strict)
 {
     // First try creating a color specified by name, rgba(), rgb() or "#" syntax.
     if (fastParseColor(color, string, strict))
         return true;
 
-    CSSParser parser(HTMLStandardMode);
+    BisonCSSParser parser(HTMLStandardMode);
 
     // In case the fast-path parser didn't understand the color, try the full parser.
     if (!parser.parseColor(string))
         return false;
 
     CSSValue* value = parser.m_parsedProperties.first().value();
     if (!value->isPrimitiveValue())
         return false;
 
     CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
     if (!primitiveValue->isRGBColor())
         return false;
 
     color = primitiveValue->getRGBA32Value();
     return true;
 }
 
-bool CSSParser::parseColor(const String& string)
+bool BisonCSSParser::parseColor(const String& string)
 {
     setupParser("@-internal-decls color:", string, "");
     cssyyparse(this);
     m_rule = 0;
 
     return !m_parsedProperties.isEmpty() && m_parsedProperties.first().id() == CSSPropertyColor;
 }
 
-bool CSSParser::parseSystemColor(RGBA32& color, const String& string, Document* document)
+bool BisonCSSParser::parseSystemColor(RGBA32& color, const String& string, Document* document)
 {
     if (!document)
         return false;
 
     CSSParserString cssColor;
     cssColor.init(string);
     CSSValueID id = cssValueKeywordID(cssColor);
     if (id <= 0)
         return false;
 
     color = RenderTheme::theme().systemColor(id).rgb();
     return true;
 }
 
-void CSSParser::parseSelector(const String& string, CSSSelectorList& selectorList)
+void BisonCSSParser::parseSelector(const String& string, CSSSelectorList& selectorList)
 {
     m_selectorListForParseSelector = &selectorList;
 
     setupParser("@-internal-selector ", string, "");
 
     cssyyparse(this);
 
     m_selectorListForParseSelector = 0;
 }
 
-PassRefPtr<ImmutableStylePropertySet> CSSParser::parseInlineStyleDeclaration(const String& string, Element* element)
+PassRefPtr<ImmutableStylePropertySet> BisonCSSParser::parseInlineStyleDeclaration(const String& string, Element* element)
 {
     Document& document = element->document();
     CSSParserContext context = document.elementSheet()->contents()->parserContext();
     context.setMode((element->isHTMLElement() && !document.inQuirksMode()) ? HTMLStandardMode : HTMLQuirksMode);
-    return CSSParser(context, UseCounter::getFrom(&document)).parseDeclaration(string, document.elementSheet()->contents());
+    return BisonCSSParser(context, UseCounter::getFrom(&document)).parseDeclaration(string, document.elementSheet()->contents());
 }
 
-PassRefPtr<ImmutableStylePropertySet> CSSParser::parseDeclaration(const String& string, StyleSheetContents* contextStyleSheet)
+PassRefPtr<ImmutableStylePropertySet> BisonCSSParser::parseDeclaration(const String& string, StyleSheetContents* contextStyleSheet)
 {
     setStyleSheet(contextStyleSheet);
 
     setupParser("@-internal-decls ", string, "");
     cssyyparse(this);
     m_rule = 0;
 
     if (m_hasFontFaceOnlyValues)
         deleteFontFaceOnlyValues();
 
     RefPtr<ImmutableStylePropertySet> style = createStylePropertySet();
     clearProperties();
     return style.release();
 }
 
 
-bool CSSParser::parseDeclaration(MutableStylePropertySet* declaration, const String& string, CSSParserObserver* observer, StyleSheetContents* contextStyleSheet)
+bool BisonCSSParser::parseDeclaration(MutableStylePropertySet* declaration, const String& string, CSSParserObserver* observer, StyleSheetContents* contextStyleSheet)
 {
     setStyleSheet(contextStyleSheet);
 
     TemporaryChange<CSSParserObserver*> scopedObsever(m_observer, observer);
 
     setupParser("@-internal-decls ", string, "");
     if (m_observer) {
         m_observer->startRuleHeader(CSSRuleSourceData::STYLE_RULE, 0);
         m_observer->endRuleHeader(1);
         m_observer->startRuleBody(0);
@@ skipping 14 matching lines @@
         declaration->addParsedProperties(m_parsedProperties);
         clearProperties();
     }
 
     if (m_observer)
         m_observer->endRuleBody(string.length(), false);
 
     return ok;
 }
 
-PassRefPtr<MediaQuerySet> CSSParser::parseMediaQueryList(const String& string)
+PassRefPtr<MediaQuerySet> BisonCSSParser::parseMediaQueryList(const String& string)
 {
     ASSERT(!m_mediaList);
 
     // can't use { because tokenizer state switches from mediaquery to initial state when it sees { token.
     // instead insert one " " (which is caught by maybe_space in CSSGrammar.y)
     setupParser("@-internal-medialist ", string, "");
     cssyyparse(this);
 
     ASSERT(m_mediaList);
     return m_mediaList.release();
 }
 
-static inline void filterProperties(bool important, const CSSParser::ParsedPropertyVector& input, Vector<CSSProperty, 256>& output, size_t& unusedEntries, BitArray<numCSSProperties>& seenProperties, HashSet<AtomicString>& seenVariables)
+static inline void filterProperties(bool important, const BisonCSSParser::ParsedPropertyVector& input, Vector<CSSProperty, 256>& output, size_t& unusedEntries, BitArray<numCSSProperties>& seenProperties, HashSet<AtomicString>& seenVariables)
 {
     // Add properties in reverse order so that highest priority definitions are reached first. Duplicate definitions can then be ignored when found.
     for (int i = input.size() - 1; i >= 0; --i) {
         const CSSProperty& property = input[i];
         if (property.isImportant() != important)
             continue;
         if (property.id() == CSSPropertyVariable) {
             const AtomicString& name = toCSSVariableValue(property.value())->name();
             if (!seenVariables.add(name).isNewEntry)
                 continue;
             output[--unusedEntries] = property;
             continue;
         }
         const unsigned propertyIDIndex = property.id() - firstCSSProperty;
         if (seenProperties.get(propertyIDIndex))
             continue;
         seenProperties.set(propertyIDIndex);
         output[--unusedEntries] = property;
     }
 }
 
-PassRefPtr<ImmutableStylePropertySet> CSSParser::createStylePropertySet()
+PassRefPtr<ImmutableStylePropertySet> BisonCSSParser::createStylePropertySet()
 {
     BitArray<numCSSProperties> seenProperties;
     size_t unusedEntries = m_parsedProperties.size();
     Vector<CSSProperty, 256> results(unusedEntries);
 
     // Important properties have higher priority, so add them first. Duplicate definitions can then be ignored when found.
     HashSet<AtomicString> seenVariables;
     filterProperties(true, m_parsedProperties, results, unusedEntries, seenProperties, seenVariables);
     filterProperties(false, m_parsedProperties, results, unusedEntries, seenProperties, seenVariables);
     if (unusedEntries)
         results.remove(0, unusedEntries);
 
     CSSParserMode mode = inViewport() ? CSSViewportRuleMode : m_context.mode();
 
     return ImmutableStylePropertySet::create(results.data(), results.size(), mode);
 }
 
-void CSSParser::addPropertyWithPrefixingVariant(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important, bool implicit)
+void BisonCSSParser::addPropertyWithPrefixingVariant(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important, bool implicit)
 {
     RefPtr<CSSValue> val = value.get();
     addProperty(propId, value, important, implicit);
 
     CSSPropertyID prefixingVariant = prefixingVariantForPropertyId(propId);
     if (prefixingVariant == propId)
         return;
 
     if (m_currentShorthand) {
         // We can't use ShorthandScope here as we can already be inside one (e.g we are parsing CSSTransition).
         m_currentShorthand = prefixingVariantForPropertyId(m_currentShorthand);
         addProperty(prefixingVariant, val.release(), important, implicit);
         m_currentShorthand = prefixingVariantForPropertyId(m_currentShorthand);
     } else {
         addProperty(prefixingVariant, val.release(), important, implicit);
     }
 }
 
-void CSSParser::addProperty(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important, bool implicit)
+void BisonCSSParser::addProperty(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important, bool implicit)
 {
     CSSPrimitiveValue* primitiveValue = value->isPrimitiveValue() ? toCSSPrimitiveValue(value.get()) : 0;
     // This property doesn't belong to a shorthand or is a CSS variable (which will be resolved later).
     if (!m_currentShorthand || (primitiveValue && primitiveValue->isVariableName())) {
         m_parsedProperties.append(CSSProperty(propId, value, important, false, CSSPropertyInvalid, m_implicitShorthand || implicit));
         return;
     }
 
     Vector<StylePropertyShorthand, 4> shorthands;
     getMatchingShorthandsForLonghand(propId, &shorthands);
     // The longhand does not belong to multiple shorthands.
     if (shorthands.size() == 1)
         m_parsedProperties.append(CSSProperty(propId, value, important, true, CSSPropertyInvalid, m_implicitShorthand || implicit));
     else
         m_parsedProperties.append(CSSProperty(propId, value, important, true, indexOfShorthandForLonghand(m_currentShorthand, shorthands), m_implicitShorthand || implicit));
 }
 
-void CSSParser::rollbackLastProperties(int num)
+void BisonCSSParser::rollbackLastProperties(int num)
 {
     ASSERT(num >= 0);
     ASSERT(m_parsedProperties.size() >= static_cast<unsigned>(num));
     m_parsedProperties.shrink(m_parsedProperties.size() - num);
 }
 
-void CSSParser::clearProperties()
+void BisonCSSParser::clearProperties()
 {
     m_parsedProperties.clear();
     m_numParsedPropertiesBeforeMarginBox = INVALID_NUM_PARSED_PROPERTIES;
     m_hasFontFaceOnlyValues = false;
 }
 
-KURL CSSParser::completeURL(const String& url) const
+KURL BisonCSSParser::completeURL(const String& url) const
 {
     return m_context.completeURL(url);
 }
 
-bool CSSParser::validCalculationUnit(CSSParserValue* value, Units unitflags, ReleaseParsedCalcValueCondition releaseCalc)
+bool BisonCSSParser::validCalculationUnit(CSSParserValue* value, Units unitflags, ReleaseParsedCalcValueCondition releaseCalc)
 {
     bool mustBeNonNegative = unitflags & FNonNeg;
 
     if (!parseCalculation(value, mustBeNonNegative ? ValueRangeNonNegative : ValueRangeAll))
         return false;
 
     bool b = false;
     switch (m_parsedCalculation->category()) {
     case CalcLength:
         b = (unitflags & FLength);
@@ skipping 20 matching lines @@
         b = true;
         break;
     case CalcOther:
         break;
     }
     if (!b || releaseCalc == ReleaseParsedCalcValue)
         m_parsedCalculation.release();
     return b;
 }
 
-inline bool CSSParser::shouldAcceptUnitLessValues(CSSParserValue* value, Units unitflags, CSSParserMode cssParserMode)
+inline bool BisonCSSParser::shouldAcceptUnitLessValues(CSSParserValue* value, Units unitflags, CSSParserMode cssParserMode)
 {
     // Quirks mode and presentation attributes accept unit less values.
     return (unitflags & (FLength | FAngle | FTime)) && (!value->fValue || isUnitLessLengthParsingEnabledForMode(cssParserMode));
 }
 
-bool CSSParser::validUnit(CSSParserValue* value, Units unitflags, CSSParserMode cssParserMode, ReleaseParsedCalcValueCondition releaseCalc)
+bool BisonCSSParser::validUnit(CSSParserValue* value, Units unitflags, CSSParserMode cssParserMode, ReleaseParsedCalcValueCondition releaseCalc)
 {
     if (isCalculation(value))
         return validCalculationUnit(value, unitflags, releaseCalc);
 
     bool b = false;
     switch (value->unit) {
     case CSSPrimitiveValue::CSS_VARIABLE_NAME:
         // Variables are checked at the point they are dereferenced because unit type is not available here.
         b = true;
         break;
@@ skipping 48 matching lines @@
     case CSSPrimitiveValue::CSS_KHZ:
     case CSSPrimitiveValue::CSS_DIMENSION:
     default:
         break;
     }
     if (b && unitflags & FNonNeg && value->fValue < 0)
         b = false;
     return b;
 }
 
-inline PassRefPtr<CSSPrimitiveValue> CSSParser::createPrimitiveNumericValue(CSSParserValue* value)
+inline PassRefPtr<CSSPrimitiveValue> BisonCSSParser::createPrimitiveNumericValue(CSSParserValue* value)
 {
     if (value->unit == CSSPrimitiveValue::CSS_VARIABLE_NAME)
         return createPrimitiveVariableNameValue(value);
 
     if (m_parsedCalculation) {
         ASSERT(isCalculation(value));
         return CSSPrimitiveValue::create(m_parsedCalculation.release());
     }
 
     ASSERT((value->unit >= CSSPrimitiveValue::CSS_NUMBER && value->unit <= CSSPrimitiveValue::CSS_KHZ)
         || (value->unit >= CSSPrimitiveValue::CSS_TURN && value->unit <= CSSPrimitiveValue::CSS_CHS)
         || (value->unit >= CSSPrimitiveValue::CSS_VW && value->unit <= CSSPrimitiveValue::CSS_VMAX)
         || (value->unit >= CSSPrimitiveValue::CSS_DPPX && value->unit <= CSSPrimitiveValue::CSS_DPCM));
     return cssValuePool().createValue(value->fValue, static_cast<CSSPrimitiveValue::UnitTypes>(value->unit));
 }
 
-inline PassRefPtr<CSSPrimitiveValue> CSSParser::createPrimitiveStringValue(CSSParserValue* value)
+inline PassRefPtr<CSSPrimitiveValue> BisonCSSParser::createPrimitiveStringValue(CSSParserValue* value)
 {
     ASSERT(value->unit == CSSPrimitiveValue::CSS_STRING || value->unit == CSSPrimitiveValue::CSS_IDENT);
     return cssValuePool().createValue(value->string, CSSPrimitiveValue::CSS_STRING);
 }
 
-inline PassRefPtr<CSSPrimitiveValue> CSSParser::createPrimitiveVariableNameValue(CSSParserValue* value)
+inline PassRefPtr<CSSPrimitiveValue> BisonCSSParser::createPrimitiveVariableNameValue(CSSParserValue* value)
 {
     ASSERT(value->unit == CSSPrimitiveValue::CSS_VARIABLE_NAME);
     return CSSPrimitiveValue::create(value->string, CSSPrimitiveValue::CSS_VARIABLE_NAME);
 }
 
 static inline bool isComma(CSSParserValue* value)
 {
     return value && value->unit == CSSParserValue::Operator && value->iValue == ',';
 }
 
@@ skipping 14 matching lines @@
         || equalIgnoringCase(val->function->name, "-webkit-repeating-linear-gradient(")
         || equalIgnoringCase(val->function->name, "repeating-linear-gradient(")
         || equalIgnoringCase(val->function->name, "-webkit-radial-gradient(")
         || equalIgnoringCase(val->function->name, "radial-gradient(")
         || equalIgnoringCase(val->function->name, "-webkit-repeating-radial-gradient(")
         || equalIgnoringCase(val->function->name, "repeating-radial-gradient(")
         || equalIgnoringCase(val->function->name, "-webkit-canvas(")
         || equalIgnoringCase(val->function->name, "-webkit-cross-fade(");
 }
 
-bool CSSParser::validWidthOrHeight(CSSParserValue* value)
+bool BisonCSSParser::validWidthOrHeight(CSSParserValue* value)
 {
     int id = value->id;
     if (id == CSSValueIntrinsic || id == CSSValueMinIntrinsic || id == CSSValueWebkitMinContent || id == CSSValueWebkitMaxContent || id == CSSValueWebkitFillAvailable || id == CSSValueWebkitFitContent)
         return true;
     return !id && validUnit(value, FLength | FPercent | FNonNeg);
 }
 
-inline PassRefPtr<CSSPrimitiveValue> CSSParser::parseValidPrimitive(CSSValueID identifier, CSSParserValue* value)
+inline PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseValidPrimitive(CSSValueID identifier, CSSParserValue* value)
 {
     if (identifier)
         return cssValuePool().createIdentifierValue(identifier);
     if (value->unit == CSSPrimitiveValue::CSS_STRING)
         return createPrimitiveStringValue(value);
     if (value->unit >= CSSPrimitiveValue::CSS_NUMBER && value->unit <= CSSPrimitiveValue::CSS_KHZ)
         return createPrimitiveNumericValue(value);
     if (value->unit >= CSSPrimitiveValue::CSS_TURN && value->unit <= CSSPrimitiveValue::CSS_CHS)
         return createPrimitiveNumericValue(value);
     if (value->unit >= CSSPrimitiveValue::CSS_VW && value->unit <= CSSPrimitiveValue::CSS_VMAX)
         return createPrimitiveNumericValue(value);
     if (value->unit >= CSSPrimitiveValue::CSS_DPPX && value->unit <= CSSPrimitiveValue::CSS_DPCM)
         return createPrimitiveNumericValue(value);
     if (value->unit == CSSPrimitiveValue::CSS_VARIABLE_NAME)
         return createPrimitiveVariableNameValue(value);
     if (value->unit >= CSSParserValue::Q_EMS)
         return CSSPrimitiveValue::createAllowingMarginQuirk(value->fValue, CSSPrimitiveValue::CSS_EMS);
     if (isCalculation(value))
         return CSSPrimitiveValue::create(m_parsedCalculation.release());
 
     return 0;
 }
 
-void CSSParser::addExpandedPropertyForValue(CSSPropertyID propId, PassRefPtr<CSSValue> prpValue, bool important)
+void BisonCSSParser::addExpandedPropertyForValue(CSSPropertyID propId, PassRefPtr<CSSValue> prpValue, bool important)
 {
     const StylePropertyShorthand& shorthand = shorthandForProperty(propId);
     unsigned shorthandLength = shorthand.length();
     if (!shorthandLength) {
         addProperty(propId, prpValue, important);
         return;
     }
 
     RefPtr<CSSValue> value = prpValue;
     ShorthandScope scope(this, propId);
     const CSSPropertyID* longhands = shorthand.properties();
     for (unsigned i = 0; i < shorthandLength; ++i)
         addProperty(longhands[i], value, important);
 }
 
-void CSSParser::setCurrentProperty(CSSPropertyID propId)
+void BisonCSSParser::setCurrentProperty(CSSPropertyID propId)
 {
     m_id = propId;
 }
 
-bool CSSParser::parseValue(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseValue(CSSPropertyID propId, bool important)
 {
     if (!isInternalPropertyAndValueParsingEnabledForMode(m_context.mode()) && isInternalProperty(propId))
         return false;
 
     // We don't count the UA style sheet in our statistics.
     if (m_useCounter)
         m_useCounter->count(m_context, propId);
 
     if (!m_valueList)
         return false;
@@ skipping 1201 matching lines @@
     ASSERT(!m_parsedCalculation);
     if (parsedValue) {
         if (!m_valueList->current() || inShorthand()) {
             addProperty(propId, parsedValue.release(), important);
             return true;
         }
     }
     return false;
 }
 
-void CSSParser::addFillValue(RefPtr<CSSValue>& lval, PassRefPtr<CSSValue> rval)
+void BisonCSSParser::addFillValue(RefPtr<CSSValue>& lval, PassRefPtr<CSSValue> rval)
 {
     if (lval) {
         if (lval->isBaseValueList())
             toCSSValueList(lval.get())->append(rval);
         else {
             PassRefPtr<CSSValue> oldlVal(lval.release());
             PassRefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
             list->append(oldlVal);
             list->append(rval);
             lval = list;
         }
     }
     else
         lval = rval;
 }
 
 static bool parseBackgroundClip(CSSParserValue* parserValue, RefPtr<CSSValue>& cssValue)
 {
     if (parserValue->id == CSSValueBorderBox || parserValue->id == CSSValuePaddingBox
         || parserValue->id == CSSValueContentBox || parserValue->id == CSSValueWebkitText) {
         cssValue = cssValuePool().createIdentifierValue(parserValue->id);
         return true;
     }
     return false;
 }
 
-bool CSSParser::useLegacyBackgroundSizeShorthandBehavior() const
+bool BisonCSSParser::useLegacyBackgroundSizeShorthandBehavior() const
 {
     return m_context.useLegacyBackgroundSizeShorthandBehavior();
 }
 
 const int cMaxFillProperties = 9;
 
-bool CSSParser::parseFillShorthand(CSSPropertyID propId, const CSSPropertyID* properties, int numProperties, bool important)
+bool BisonCSSParser::parseFillShorthand(CSSPropertyID propId, const CSSPropertyID* properties, int numProperties, bool important)
 {
     ASSERT(numProperties <= cMaxFillProperties);
     if (numProperties > cMaxFillProperties)
         return false;
 
     ShorthandScope scope(this, propId);
 
     bool parsedProperty[cMaxFillProperties] = { false };
     RefPtr<CSSValue> values[cMaxFillProperties];
     RefPtr<CSSValue> clipValue;
@@ skipping 128 matching lines @@
         if (properties[i] == CSSPropertyBackgroundOrigin && !foundClip)
             addProperty(CSSPropertyBackgroundClip, clipValue.release(), important);
         else if (properties[i] == CSSPropertyWebkitMaskOrigin && !foundClip)
             addProperty(CSSPropertyWebkitMaskClip, clipValue.release(), important);
     }
 
     m_implicitShorthand = false;
     return true;
 }
 
-void CSSParser::storeVariableDeclaration(const CSSParserString& name, PassOwnPtr<CSSParserValueList> value, bool important)
+void BisonCSSParser::storeVariableDeclaration(const CSSParserString& name, PassOwnPtr<CSSParserValueList> value, bool important)
 {
     // When CSSGrammar.y encounters an invalid declaration it passes null for the CSSParserValueList, just bail.
     if (!value)
         return;
 
     static const unsigned prefixLength = sizeof("var-") - 1;
 
     ASSERT(name.length() > prefixLength);
     AtomicString variableName = name.atomicSubstring(prefixLength, name.length() - prefixLength);
 
     StringBuilder builder;
     for (unsigned i = 0, size = value->size(); i < size; i++) {
         if (i)
             builder.append(' ');
         RefPtr<CSSValue> cssValue = value->valueAt(i)->createCSSValue();
         if (!cssValue)
             return;
         builder.append(cssValue->cssText());
     }
 
     addProperty(CSSPropertyVariable, CSSVariableValue::create(variableName, builder.toString()), important, false);
 }
 
-void CSSParser::addAnimationValue(RefPtr<CSSValue>& lval, PassRefPtr<CSSValue> rval)
+void BisonCSSParser::addAnimationValue(RefPtr<CSSValue>& lval, PassRefPtr<CSSValue> rval)
 {
     if (lval) {
         if (lval->isValueList())
             toCSSValueList(lval.get())->append(rval);
         else {
             PassRefPtr<CSSValue> oldVal(lval.release());
             PassRefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
             list->append(oldVal);
             list->append(rval);
             lval = list;
         }
     }
     else
         lval = rval;
 }
 
-bool CSSParser::parseAnimationShorthand(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseAnimationShorthand(CSSPropertyID propId, bool important)
 {
     const StylePropertyShorthand& animationProperties = parsingShorthandForProperty(propId);
     const unsigned numProperties = 8;
 
     // The list of properties in the shorthand should be the same
     // length as the list with animation name in last position, even though they are
     // in a different order.
     ASSERT(numProperties == animationProperties.length());
     ASSERT(numProperties == shorthandForProperty(propId).length());
 
@@ skipping 41 matching lines @@
         // If we didn't find the property, set an intial value.
         if (!parsedProperty[i])
             addAnimationValue(values[i], cssValuePool().createImplicitInitialValue());
 
         addProperty(animationProperties.properties()[i], values[i].release(), important);
     }
 
     return true;
 }
 
-bool CSSParser::parseTransitionShorthand(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseTransitionShorthand(CSSPropertyID propId, bool important)
 {
     const unsigned numProperties = 4;
     const StylePropertyShorthand& shorthand = shorthandForProperty(propId);
     ASSERT(numProperties == shorthand.length());
 
     ShorthandScope scope(this, propId);
 
     bool parsedProperty[numProperties] = { false };
     AnimationParseContext context;
     RefPtr<CSSValue> values[numProperties];
@@ skipping 41 matching lines @@
             addAnimationValue(values[i], cssValuePool().createImplicitInitialValue());
     }
 
     // Now add all of the properties we found.
     for (i = 0; i < numProperties; i++)
         addPropertyWithPrefixingVariant(shorthand.properties()[i], values[i].release(), important);
 
     return true;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseColumnWidth()
+PassRefPtr<CSSValue> BisonCSSParser::parseColumnWidth()
 {
     CSSParserValue* value = m_valueList->current();
     // Always parse lengths in strict mode here, since it would be ambiguous otherwise when used in
     // the 'columns' shorthand property.
     if (value->id == CSSValueAuto
         || (validUnit(value, FLength | FNonNeg, HTMLStandardMode) && value->fValue)) {
         RefPtr<CSSValue> parsedValue = parseValidPrimitive(value->id, value);
         m_valueList->next();
         return parsedValue;
     }
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseColumnCount()
+PassRefPtr<CSSValue> BisonCSSParser::parseColumnCount()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueAuto
         || (!value->id && validUnit(value, FPositiveInteger, HTMLQuirksMode))) {
         RefPtr<CSSValue> parsedValue = parseValidPrimitive(value->id, value);
         m_valueList->next();
         return parsedValue;
     }
     return 0;
 }
 
-bool CSSParser::parseColumnsShorthand(bool important)
+bool BisonCSSParser::parseColumnsShorthand(bool important)
 {
     RefPtr <CSSValue> columnWidth;
     RefPtr <CSSValue> columnCount;
     bool hasPendingExplicitAuto = false;
 
     for (unsigned propertiesParsed = 0; CSSParserValue* value = m_valueList->current(); propertiesParsed++) {
         if (propertiesParsed >= 2)
             return false; // Too many values for this shorthand. Invalid declaration.
         if (!propertiesParsed && value->id == CSSValueAuto) {
             // 'auto' is a valid value for any of the two longhands, and at this point we
@@ skipping 34 matching lines @@
         addProperty(CSSPropertyWebkitColumnWidth, columnWidth, important);
     else
         addProperty(CSSPropertyWebkitColumnWidth, cssValuePool().createIdentifierValue(CSSValueAuto), important, true /* implicit */);
     if (columnCount)
         addProperty(CSSPropertyWebkitColumnCount, columnCount, important);
     else
         addProperty(CSSPropertyWebkitColumnCount, cssValuePool().createIdentifierValue(CSSValueAuto), important, true /* implicit */);
     return true;
 }
 
-bool CSSParser::parseShorthand(CSSPropertyID propId, const StylePropertyShorthand& shorthand, bool important)
+bool BisonCSSParser::parseShorthand(CSSPropertyID propId, const StylePropertyShorthand& shorthand, bool important)
 {
     // We try to match as many properties as possible
     // We set up an array of booleans to mark which property has been found,
     // and we try to search for properties until it makes no longer any sense.
     ShorthandScope scope(this, propId);
 
     bool found = false;
     unsigned propertiesParsed = 0;
     bool propertyFound[6] = { false, false, false, false, false, false }; // 6 is enough size.
 
@@ skipping 26 matching lines @@
             const StylePropertyShorthand& initProperties = *(propertiesForInitialization[i]);
             for (unsigned propIndex = 0; propIndex < initProperties.length(); ++propIndex)
                 addProperty(initProperties.properties()[propIndex], cssValuePool().createImplicitInitialValue(), important);
         } else
             addProperty(shorthand.properties()[i], cssValuePool().createImplicitInitialValue(), important);
     }
 
     return true;
 }
 
-bool CSSParser::parse4Values(CSSPropertyID propId, const CSSPropertyID *properties,  bool important)
+bool BisonCSSParser::parse4Values(CSSPropertyID propId, const CSSPropertyID *properties,  bool important)
 {
     /* From the CSS 2 specs, 8.3
      * If there is only one value, it applies to all sides. If there are two values, the top and
      * bottom margins are set to the first value and the right and left margins are set to the second.
      * If there are three values, the top is set to the first value, the left and right are set to the
      * second, and the bottom is set to the third. If there are four values, they apply to the top,
      * right, bottom, and left, respectively.
      */
 
     int num = inShorthand() ? 1 : m_valueList->size();
@@ skipping 38 matching lines @@
         }
         default: {
             return false;
         }
     }
 
     return true;
 }
 
 // auto | <identifier>
-bool CSSParser::parsePage(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parsePage(CSSPropertyID propId, bool important)
 {
     ASSERT(propId == CSSPropertyPage);
 
     if (m_valueList->size() != 1)
         return false;
 
     CSSParserValue* value = m_valueList->current();
     if (!value)
         return false;
 
     if (value->id == CSSValueAuto) {
         addProperty(propId, cssValuePool().createIdentifierValue(value->id), important);
         return true;
     } else if (value->id == 0 && value->unit == CSSPrimitiveValue::CSS_IDENT) {
         addProperty(propId, createPrimitiveStringValue(value), important);
         return true;
     }
     return false;
 }
 
 // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ]
-bool CSSParser::parseSize(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseSize(CSSPropertyID propId, bool important)
 {
     ASSERT(propId == CSSPropertySize);
 
     if (m_valueList->size() > 2)
         return false;
 
     CSSParserValue* value = m_valueList->current();
     if (!value)
         return false;
 
     RefPtr<CSSValueList> parsedValues = CSSValueList::createSpaceSeparated();
 
     // First parameter.
     SizeParameterType paramType = parseSizeParameter(parsedValues.get(), value, None);
     if (paramType == None)
         return false;
 
     // Second parameter, if any.
     value = m_valueList->next();
     if (value) {
         paramType = parseSizeParameter(parsedValues.get(), value, paramType);
         if (paramType == None)
             return false;
     }
 
     addProperty(propId, parsedValues.release(), important);
     return true;
 }
 
-CSSParser::SizeParameterType CSSParser::parseSizeParameter(CSSValueList* parsedValues, CSSParserValue* value, SizeParameterType prevParamType)
+BisonCSSParser::SizeParameterType BisonCSSParser::parseSizeParameter(CSSValueList* parsedValues, CSSParserValue* value, SizeParameterType prevParamType)
 {
     switch (value->id) {
     case CSSValueAuto:
         if (prevParamType == None) {
             parsedValues->append(cssValuePool().createIdentifierValue(value->id));
             return Auto;
         }
         return None;
     case CSSValueLandscape:
     case CSSValuePortrait:
@@ skipping 23 matching lines @@
             return Length;
         }
         return None;
     default:
         return None;
     }
 }
 
 // [ <string> <string> ]+ | inherit | none
 // inherit and none are handled in parseValue.
-bool CSSParser::parseQuotes(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseQuotes(CSSPropertyID propId, bool important)
 {
     RefPtr<CSSValueList> values = CSSValueList::createCommaSeparated();
     while (CSSParserValue* val = m_valueList->current()) {
         RefPtr<CSSValue> parsedValue;
         if (val->unit == CSSPrimitiveValue::CSS_STRING)
             parsedValue = CSSPrimitiveValue::create(val->string, CSSPrimitiveValue::CSS_STRING);
         else
             break;
         values->append(parsedValue.release());
         m_valueList->next();
     }
     if (values->length()) {
         addProperty(propId, values.release(), important);
         m_valueList->next();
         return true;
     }
     return false;
 }
 
 // [ <string> | <uri> | <counter> | attr(X) | open-quote | close-quote | no-open-quote | no-close-quote ]+ | inherit
 // in CSS 2.1 this got somewhat reduced:
 // [ <string> | attr(X) | open-quote | close-quote | no-open-quote | no-close-quote ]+ | inherit
-bool CSSParser::parseContent(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseContent(CSSPropertyID propId, bool important)
 {
     RefPtr<CSSValueList> values = CSSValueList::createCommaSeparated();
 
     while (CSSParserValue* val = m_valueList->current()) {
         RefPtr<CSSValue> parsedValue;
         if (val->unit == CSSPrimitiveValue::CSS_URI) {
             // url
             parsedValue = CSSImageValue::create(completeURL(val->string));
         } else if (val->unit == CSSParserValue::Function) {
             // attr(X) | counter(X [,Y]) | counters(X, Y, [,Z]) | -webkit-gradient(...)
@@ skipping 52 matching lines @@
 
     if (values->length()) {
         addProperty(propId, values.release(), important);
         m_valueList->next();
         return true;
     }
 
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAttr(CSSParserValueList* args)
+PassRefPtr<CSSValue> BisonCSSParser::parseAttr(CSSParserValueList* args)
 {
     if (args->size() != 1)
         return 0;
 
     CSSParserValue* a = args->current();
 
     if (a->unit != CSSPrimitiveValue::CSS_IDENT)
         return 0;
 
     String attrName = a->string;
     // CSS allows identifiers with "-" at the start, like "-webkit-mask-image".
     // But HTML attribute names can't have those characters, and we should not
     // even parse them inside attr().
     if (attrName[0] == '-')
         return 0;
 
     if (m_context.isHTMLDocument())
         attrName = attrName.lower();
 
     return cssValuePool().createValue(attrName, CSSPrimitiveValue::CSS_ATTR);
 }
 
-PassRefPtr<CSSValue> CSSParser::parseBackgroundColor()
+PassRefPtr<CSSValue> BisonCSSParser::parseBackgroundColor()
 {
     CSSValueID id = m_valueList->current()->id;
     if (id == CSSValueWebkitText || (id >= CSSValueAqua && id <= CSSValueWindowtext) || id == CSSValueMenu || id == CSSValueCurrentcolor ||
         (id >= CSSValueGrey && id < CSSValueWebkitText && inQuirksMode()))
         return cssValuePool().createIdentifierValue(id);
     return parseColor();
 }
 
-bool CSSParser::parseFillImage(CSSParserValueList* valueList, RefPtr<CSSValue>& value)
+bool BisonCSSParser::parseFillImage(CSSParserValueList* valueList, RefPtr<CSSValue>& value)
 {
     if (valueList->current()->id == CSSValueNone) {
         value = cssValuePool().createIdentifierValue(CSSValueNone);
         return true;
     }
     if (valueList->current()->unit == CSSPrimitiveValue::CSS_URI) {
         value = CSSImageValue::create(completeURL(valueList->current()->string));
         return true;
     }
 
     if (isGeneratedImageValue(valueList->current()))
         return parseGeneratedImage(valueList, value);
 
     if (valueList->current()->unit == CSSParserValue::Function && equalIgnoringCase(valueList->current()->function->name, "-webkit-image-set(")) {
         value = parseImageSet(m_valueList.get());
         if (value)
             return true;
     }
 
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseFillPositionX(CSSParserValueList* valueList)
+PassRefPtr<CSSValue> BisonCSSParser::parseFillPositionX(CSSParserValueList* valueList)
 {
     int id = valueList->current()->id;
     if (id == CSSValueLeft || id == CSSValueRight || id == CSSValueCenter) {
         int percent = 0;
         if (id == CSSValueRight)
             percent = 100;
         else if (id == CSSValueCenter)
             percent = 50;
         return cssValuePool().createValue(percent, CSSPrimitiveValue::CSS_PERCENTAGE);
     }
     if (validUnit(valueList->current(), FPercent | FLength))
         return createPrimitiveNumericValue(valueList->current());
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseFillPositionY(CSSParserValueList* valueList)
+PassRefPtr<CSSValue> BisonCSSParser::parseFillPositionY(CSSParserValueList* valueList)
 {
     int id = valueList->current()->id;
     if (id == CSSValueTop || id == CSSValueBottom || id == CSSValueCenter) {
         int percent = 0;
         if (id == CSSValueBottom)
             percent = 100;
         else if (id == CSSValueCenter)
             percent = 50;
         return cssValuePool().createValue(percent, CSSPrimitiveValue::CSS_PERCENTAGE);
     }
     if (validUnit(valueList->current(), FPercent | FLength))
         return createPrimitiveNumericValue(valueList->current());
     return 0;
 }
 
-PassRefPtr<CSSPrimitiveValue> CSSParser::parseFillPositionComponent(CSSParserValueList* valueList, unsigned& cumulativeFlags, FillPositionFlag& individualFlag, FillPositionParsingMode parsingMode)
+PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseFillPositionComponent(CSSParserValueList* valueList, unsigned& cumulativeFlags, FillPositionFlag& individualFlag, FillPositionParsingMode parsingMode)
 {
     CSSValueID id = valueList->current()->id;
     if (id == CSSValueLeft || id == CSSValueTop || id == CSSValueRight || id == CSSValueBottom || id == CSSValueCenter) {
         int percent = 0;
         if (id == CSSValueLeft || id == CSSValueRight) {
             if (cumulativeFlags & XFillPosition)
                 return 0;
             cumulativeFlags |= XFillPosition;
             individualFlag = XFillPosition;
             if (id == CSSValueRight)
@@ skipping 44 matching lines @@
         return true;
 
     return false;
 }
 
 static bool isFillPositionKeyword(CSSValueID value)
 {
     return value == CSSValueLeft || value == CSSValueTop || value == CSSValueBottom || value == CSSValueRight || value == CSSValueCenter;
 }
 
-void CSSParser::parse4ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, PassRefPtr<CSSPrimitiveValue> parsedValue1, PassRefPtr<CSSPrimitiveValue> parsedValue2)
+void BisonCSSParser::parse4ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, PassRefPtr<CSSPrimitiveValue> parsedValue1, PassRefPtr<CSSPrimitiveValue> parsedValue2)
 {
     // [ left | right ] [ <percentage] | <length> ] && [ top | bottom ] [ <percentage> | <length> ]
     // In the case of 4 values <position> requires the second value to be a length or a percentage.
     if (isFillPositionKeyword(parsedValue2->getValueID()))
         return;
 
     unsigned cumulativeFlags = 0;
     FillPositionFlag value3Flag = InvalidFillPosition;
     RefPtr<CSSPrimitiveValue> value3 = parseFillPositionComponent(valueList, cumulativeFlags, value3Flag, ResolveValuesAsKeyword);
     if (!value3)
@@ skipping 27 matching lines @@
         return;
 
     value1 = createPrimitiveValuePair(parsedValue1, parsedValue2);
     value2 = createPrimitiveValuePair(value3, value4);
 
     if (ident1 == CSSValueTop || ident1 == CSSValueBottom)
         value1.swap(value2);
 
     valueList->next();
 }
-void CSSParser::parse3ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, PassRefPtr<CSSPrimitiveValue> parsedValue1, PassRefPtr<CSSPrimitiveValue> parsedValue2)
+void BisonCSSParser::parse3ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, PassRefPtr<CSSPrimitiveValue> parsedValue1, PassRefPtr<CSSPrimitiveValue> parsedValue2)
 {
     unsigned cumulativeFlags = 0;
     FillPositionFlag value3Flag = InvalidFillPosition;
     RefPtr<CSSPrimitiveValue> value3 = parseFillPositionComponent(valueList, cumulativeFlags, value3Flag, ResolveValuesAsKeyword);
 
     // value3 is not an expected value, we return.
     if (!value3)
         return;
 
     valueList->next();
@@ skipping 70 matching lines @@
 #ifndef NDEBUG
     CSSPrimitiveValue* first = toCSSPrimitiveValue(value1.get());
     CSSPrimitiveValue* second = toCSSPrimitiveValue(value2.get());
     ident1 = first->getPairValue()->first()->getValueID();
     ident2 = second->getPairValue()->first()->getValueID();
     ASSERT(ident1 == CSSValueLeft || ident1 == CSSValueRight);
     ASSERT(ident2 == CSSValueBottom || ident2 == CSSValueTop);
 #endif
 }
 
-inline bool CSSParser::isPotentialPositionValue(CSSParserValue* value)
+inline bool BisonCSSParser::isPotentialPositionValue(CSSParserValue* value)
 {
     return isFillPositionKeyword(value->id) || validUnit(value, FPercent | FLength, ReleaseParsedCalcValue);
 }
 
-void CSSParser::parseFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
+void BisonCSSParser::parseFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
 {
     unsigned numberOfValues = 0;
     for (unsigned i = valueList->currentIndex(); i < valueList->size(); ++i, ++numberOfValues) {
         CSSParserValue* current = valueList->valueAt(i);
         if (isComma(current) || !current || isForwardSlashOperator(current) || !isPotentialPositionValue(current))
             break;
     }
 
     if (numberOfValues > 4)
         return;
@@ skipping 42 matching lines @@
     // Per CSS3 syntax, <position> can't have 'center' as its second keyword as we have more arguments to follow.
     if (parsedValue2->getValueID() == CSSValueCenter)
         return;
 
     if (numberOfValues == 3)
         parse3ValuesFillPosition(valueList, value1, value2, parsedValue1.release(), parsedValue2.release());
     else
         parse4ValuesFillPosition(valueList, value1, value2, parsedValue1.release(), parsedValue2.release());
 }
 
-void CSSParser::parse2ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
+void BisonCSSParser::parse2ValuesFillPosition(CSSParserValueList* valueList, RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
 {
     CSSParserValue* value = valueList->current();
 
     // Parse the first value.  We're just making sure that it is one of the valid keywords or a percentage/length.
     unsigned cumulativeFlags = 0;
     FillPositionFlag value1Flag = InvalidFillPosition;
     FillPositionFlag value2Flag = InvalidFillPosition;
     value1 = parseFillPositionComponent(valueList, cumulativeFlags, value1Flag);
     if (!value1)
         return;
@@ skipping 23 matching lines @@
         // Only one value was specified. If that value was not a keyword, then it sets the x position, and the y position
         // is simply 50%. This is our default.
         // For keywords, the keyword was either an x-keyword (left/right), a y-keyword (top/bottom), or an ambiguous keyword (center).
         // For left/right/center, the default of 50% in the y is still correct.
         value2 = cssValuePool().createValue(50, CSSPrimitiveValue::CSS_PERCENTAGE);
 
     if (value1Flag == YFillPosition || value2Flag == XFillPosition)
         value1.swap(value2);
 }
 
-void CSSParser::parseFillRepeat(RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
+void BisonCSSParser::parseFillRepeat(RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2)
 {
     CSSValueID id = m_valueList->current()->id;
     if (id == CSSValueRepeatX) {
         m_implicitShorthand = true;
         value1 = cssValuePool().createIdentifierValue(CSSValueRepeat);
         value2 = cssValuePool().createIdentifierValue(CSSValueNoRepeat);
         m_valueList->next();
         return;
     }
     if (id == CSSValueRepeatY) {
@@ skipping 20 matching lines @@
             m_valueList->next();
             return;
         }
     }
 
     // If only one value was specified, value2 is the same as value1.
     m_implicitShorthand = true;
     value2 = cssValuePool().createIdentifierValue(toCSSPrimitiveValue(value1.get())->getValueID());
 }
 
-PassRefPtr<CSSValue> CSSParser::parseFillSize(CSSPropertyID propId, bool& allowComma)
+PassRefPtr<CSSValue> BisonCSSParser::parseFillSize(CSSPropertyID propId, bool& allowComma)
 {
     allowComma = true;
     CSSParserValue* value = m_valueList->current();
 
     if (value->id == CSSValueContain || value->id == CSSValueCover)
         return cssValuePool().createIdentifierValue(value->id);
 
     RefPtr<CSSPrimitiveValue> parsedValue1;
 
     if (value->id == CSSValueAuto)
@@ skipping 22 matching lines @@
         // We only need to do this for -webkit-background-size. It should be safe to let masks match
         // the real property.
         parsedValue2 = parsedValue1;
     }
 
     if (!parsedValue2)
         return parsedValue1;
     return createPrimitiveValuePair(parsedValue1.release(), parsedValue2.release());
 }
 
-bool CSSParser::parseFillProperty(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2,
+bool BisonCSSParser::parseFillProperty(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2,
                                   RefPtr<CSSValue>& retValue1, RefPtr<CSSValue>& retValue2)
 {
     RefPtr<CSSValueList> values;
     RefPtr<CSSValueList> values2;
     CSSParserValue* val;
     RefPtr<CSSValue> value;
     RefPtr<CSSValue> value2;
 
     bool allowComma = false;
 
@@ skipping 168 matching lines @@
         return true;
     }
     if (value) {
         retValue1 = value.release();
         retValue2 = value2.release();
         return true;
     }
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationDelay()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationDelay()
 {
     CSSParserValue* value = m_valueList->current();
     if (validUnit(value, FTime))
         return createPrimitiveNumericValue(value);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationDirection()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationDirection()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueNormal || value->id == CSSValueAlternate || value->id == CSSValueReverse || value->id == CSSValueAlternateReverse)
         return cssValuePool().createIdentifierValue(value->id);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationDuration()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationDuration()
 {
     CSSParserValue* value = m_valueList->current();
     if (validUnit(value, FTime | FNonNeg))
         return createPrimitiveNumericValue(value);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationFillMode()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationFillMode()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueNone || value->id == CSSValueForwards || value->id == CSSValueBackwards || value->id == CSSValueBoth)
         return cssValuePool().createIdentifierValue(value->id);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationIterationCount()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationIterationCount()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueInfinite)
         return cssValuePool().createIdentifierValue(value->id);
     if (validUnit(value, FNumber | FNonNeg))
         return createPrimitiveNumericValue(value);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationName()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationName()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->unit == CSSPrimitiveValue::CSS_STRING || value->unit == CSSPrimitiveValue::CSS_IDENT) {
         if (value->id == CSSValueNone || (value->unit == CSSPrimitiveValue::CSS_STRING && equalIgnoringCase(value, "none"))) {
             return cssValuePool().createIdentifierValue(CSSValueNone);
         } else {
             return createPrimitiveStringValue(value);
         }
     }
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationPlayState()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationPlayState()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueRunning || value->id == CSSValuePaused)
         return cssValuePool().createIdentifierValue(value->id);
     return 0;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationProperty(AnimationParseContext& context)
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationProperty(AnimationParseContext& context)
 {
     CSSParserValue* value = m_valueList->current();
     if (value->unit != CSSPrimitiveValue::CSS_IDENT)
         return 0;
     CSSPropertyID result = cssPropertyID(value->string);
     if (result)
         return cssValuePool().createIdentifierValue(result);
     if (equalIgnoringCase(value, "all")) {
         context.sawAnimationPropertyKeyword();
         return cssValuePool().createIdentifierValue(CSSValueAll);
     }
     if (equalIgnoringCase(value, "none")) {
         context.commitAnimationPropertyKeyword();
         context.sawAnimationPropertyKeyword();
         return cssValuePool().createIdentifierValue(CSSValueNone);
     }
     return 0;
 }
 
-bool CSSParser::parseTransformOriginShorthand(RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, RefPtr<CSSValue>& value3)
+bool BisonCSSParser::parseTransformOriginShorthand(RefPtr<CSSValue>& value1, RefPtr<CSSValue>& value2, RefPtr<CSSValue>& value3)
 {
     parse2ValuesFillPosition(m_valueList.get(), value1, value2);
 
     // now get z
     if (m_valueList->current()) {
         if (validUnit(m_valueList->current(), FLength)) {
             value3 = createPrimitiveNumericValue(m_valueList->current());
             m_valueList->next();
             return true;
         }
         return false;
     }
     value3 = cssValuePool().createImplicitInitialValue();
     return true;
 }
 
-bool CSSParser::parseCubicBezierTimingFunctionValue(CSSParserValueList*& args, double& result)
+bool BisonCSSParser::parseCubicBezierTimingFunctionValue(CSSParserValueList*& args, double& result)
 {
     CSSParserValue* v = args->current();
     if (!validUnit(v, FNumber))
         return false;
     result = v->fValue;
     v = args->next();
     if (!v)
         // The last number in the function has no comma after it, so we're done.
         return true;
     if (!isComma(v))
         return false;
     args->next();
     return true;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseAnimationTimingFunction()
+PassRefPtr<CSSValue> BisonCSSParser::parseAnimationTimingFunction()
 {
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueEase || value->id == CSSValueLinear || value->id == CSSValueEaseIn || value->id == CSSValueEaseOut
         || value->id == CSSValueEaseInOut || value->id == CSSValueStepStart || value->id == CSSValueStepEnd)
         return cssValuePool().createIdentifierValue(value->id);
 
     // We must be a function.
     if (value->unit != CSSParserValue::Function)
         return 0;
 
@@ skipping 49 matching lines @@
             return 0;
         if (!parseCubicBezierTimingFunctionValue(args, y2))
             return 0;
 
         return CSSCubicBezierTimingFunctionValue::create(x1, y1, x2, y2);
     }
 
     return 0;
 }
 
-bool CSSParser::parseAnimationProperty(CSSPropertyID propId, RefPtr<CSSValue>& result, AnimationParseContext& context)
+bool BisonCSSParser::parseAnimationProperty(CSSPropertyID propId, RefPtr<CSSValue>& result, AnimationParseContext& context)
 {
     RefPtr<CSSValueList> values;
     CSSParserValue* val;
     RefPtr<CSSValue> value;
     bool allowComma = false;
 
     result = 0;
 
     while ((val = m_valueList->current())) {
         RefPtr<CSSValue> currValue;
@@ skipping 99 matching lines @@
         return true;
     }
     if (value) {
         result = value.release();
         return true;
     }
     return false;
 }
 
 // The function parses [ <integer> || <string> ] in <grid-line> (which can be stand alone or with 'span').
-bool CSSParser::parseIntegerOrStringFromGridPosition(RefPtr<CSSPrimitiveValue>& numericValue, RefPtr<CSSPrimitiveValue>& gridLineName)
+bool BisonCSSParser::parseIntegerOrStringFromGridPosition(RefPtr<CSSPrimitiveValue>& numericValue, RefPtr<CSSPrimitiveValue>& gridLineName)
 {
     CSSParserValue* value = m_valueList->current();
     if (validUnit(value, FInteger) && value->fValue) {
         numericValue = createPrimitiveNumericValue(value);
         value = m_valueList->next();
         if (value && value->unit == CSSPrimitiveValue::CSS_STRING) {
             gridLineName = createPrimitiveStringValue(m_valueList->current());
             m_valueList->next();
         }
         return true;
     }
 
     if (value->unit == CSSPrimitiveValue::CSS_STRING) {
         gridLineName = createPrimitiveStringValue(m_valueList->current());
         value = m_valueList->next();
         if (value && validUnit(value, FInteger) && value->fValue) {
             numericValue = createPrimitiveNumericValue(value);
             m_valueList->next();
         }
         return true;
     }
 
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseGridPosition()
+PassRefPtr<CSSValue> BisonCSSParser::parseGridPosition()
 {
     ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled());
 
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueAuto) {
         m_valueList->next();
         return cssValuePool().createIdentifierValue(CSSValueAuto);
     }
 
     if (value->id != CSSValueSpan && value->unit == CSSPrimitiveValue::CSS_IDENT) {
@@ skipping 42 matching lines @@
 }
 
 static PassRefPtr<CSSValue> gridMissingGridPositionValue(CSSValue* value)
 {
     if (value->isPrimitiveValue() && toCSSPrimitiveValue(value)->isString())
         return value;
 
     return cssValuePool().createIdentifierValue(CSSValueAuto);
 }
 
-bool CSSParser::parseGridItemPositionShorthand(CSSPropertyID shorthandId, bool important)
+bool BisonCSSParser::parseGridItemPositionShorthand(CSSPropertyID shorthandId, bool important)
 {
     ShorthandScope scope(this, shorthandId);
     const StylePropertyShorthand& shorthand = shorthandForProperty(shorthandId);
     ASSERT(shorthand.length() == 2);
 
     RefPtr<CSSValue> startValue = parseGridPosition();
     if (!startValue)
         return false;
 
     RefPtr<CSSValue> endValue;
     if (m_valueList->current()) {
         if (!isForwardSlashOperator(m_valueList->current()))
             return false;
 
         if (!m_valueList->next())
             return false;
 
         endValue = parseGridPosition();
         if (!endValue || m_valueList->current())
             return false;
     } else {
         endValue = gridMissingGridPositionValue(startValue.get());
     }
 
     addProperty(shorthand.properties()[0], startValue, important);
     addProperty(shorthand.properties()[1], endValue, important);
     return true;
 }
 
-bool CSSParser::parseGridAreaShorthand(bool important)
+bool BisonCSSParser::parseGridAreaShorthand(bool important)
 {
     ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled());
 
     ShorthandScope scope(this, CSSPropertyGridArea);
     const StylePropertyShorthand& shorthand = gridAreaShorthand();
     ASSERT_UNUSED(shorthand, shorthand.length() == 4);
 
     RefPtr<CSSValue> rowStartValue = parseGridPosition();
     if (!rowStartValue)
         return false;
@@ skipping 19 matching lines @@
     if (!columnEndValue)
         columnEndValue = gridMissingGridPositionValue(columnStartValue.get());
 
     addProperty(CSSPropertyGridRowStart, rowStartValue, important);
     addProperty(CSSPropertyGridColumnStart, columnStartValue, important);
     addProperty(CSSPropertyGridRowEnd, rowEndValue, important);
     addProperty(CSSPropertyGridColumnEnd, columnEndValue, important);
     return true;
 }
 
-bool CSSParser::parseSingleGridAreaLonghand(RefPtr<CSSValue>& property)
+bool BisonCSSParser::parseSingleGridAreaLonghand(RefPtr<CSSValue>& property)
 {
     if (!m_valueList->current())
         return true;
 
     if (!isForwardSlashOperator(m_valueList->current()))
         return false;
 
     if (!m_valueList->next())
         return false;
 
     property = parseGridPosition();
     return true;
 }
 
-void CSSParser::parseGridLineNames(CSSParserValueList* parserValueList, CSSValueList& valueList)
+void BisonCSSParser::parseGridLineNames(CSSParserValueList* parserValueList, CSSValueList& valueList)
 {
     ASSERT(parserValueList->current() && parserValueList->current()->unit == CSSParserValue::ValueList);
 
     CSSParserValueList* identList = parserValueList->current()->valueList;
     if (!identList->size()) {
         parserValueList->next();
         return;
     }
 
     RefPtr<CSSGridLineNamesValue> lineNames = CSSGridLineNamesValue::create();
     while (CSSParserValue* identValue = identList->current()) {
         ASSERT(identValue->unit == CSSPrimitiveValue::CSS_IDENT);
         RefPtr<CSSPrimitiveValue> lineName = createPrimitiveStringValue(identValue);
         lineNames->append(lineName.release());
         identList->next();
     }
     valueList.append(lineNames.release());
 
     parserValueList->next();
 }
 
-bool CSSParser::parseGridTrackList(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseGridTrackList(CSSPropertyID propId, bool important)
 {
     ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled());
 
     CSSParserValue* value = m_valueList->current();
     if (value->id == CSSValueNone) {
         if (m_valueList->next())
             return false;
 
         addProperty(propId, cssValuePool().createIdentifierValue(value->id), important);
         return true;
@@ skipping 25 matching lines @@
     }
 
     // We should have found a <track-size> or else it is not a valid <track-list>
     if (!seenTrackSizeOrRepeatFunction)
         return false;
 
     addProperty(propId, values.release(), important);
     return true;
 }
 
-bool CSSParser::parseGridTrackRepeatFunction(CSSValueList& list)
+bool BisonCSSParser::parseGridTrackRepeatFunction(CSSValueList& list)
 {
     CSSParserValueList* arguments = m_valueList->current()->function->args.get();
     if (!arguments || arguments->size() < 3 || !validUnit(arguments->valueAt(0), FPositiveInteger) || !isComma(arguments->valueAt(1)))
         return false;
 
     ASSERT_WITH_SECURITY_IMPLICATION(arguments->valueAt(0)->fValue > 0);
     size_t repetitions = arguments->valueAt(0)->fValue;
     RefPtr<CSSValueList> repeatedValues = CSSValueList::createSpaceSeparated();
     arguments->next(); // Skip the repetition count.
     arguments->next(); // Skip the comma.
@@ skipping 19 matching lines @@
     for (size_t i = 0; i < repetitions; ++i) {
         for (size_t j = 0; j < repeatedValues->length(); ++j)
             list.append(repeatedValues->itemWithoutBoundsCheck(j));
     }
 
     // parseGridTrackSize iterated over the repeat arguments, move to the next value.
     m_valueList->next();
     return true;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseGridTrackSize(CSSParserValueList& inputList)
+PassRefPtr<CSSValue> BisonCSSParser::parseGridTrackSize(CSSParserValueList& inputList)
 {
     ASSERT(RuntimeEnabledFeatures::cssGridLayoutEnabled());
 
     CSSParserValue* currentValue = inputList.current();
     inputList.next();
 
     if (currentValue->id == CSSValueAuto)
         return cssValuePool().createIdentifierValue(CSSValueAuto);
 
     if (currentValue->unit == CSSParserValue::Function && equalIgnoringCase(currentValue->function->name, "minmax(")) {
@@ skipping 12 matching lines @@
 
         RefPtr<CSSValueList> parsedArguments = CSSValueList::createCommaSeparated();
         parsedArguments->append(minTrackBreadth);
         parsedArguments->append(maxTrackBreadth);
         return CSSFunctionValue::create("minmax(", parsedArguments);
     }
 
     return parseGridBreadth(currentValue);
 }
 
-PassRefPtr<CSSPrimitiveValue> CSSParser::parseGridBreadth(CSSParserValue* currentValue)
+PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseGridBreadth(CSSParserValue* currentValue)
 {
     if (currentValue->id == CSSValueMinContent || currentValue->id == CSSValueMaxContent)
         return cssValuePool().createIdentifierValue(currentValue->id);
 
     if (currentValue->unit == CSSPrimitiveValue::CSS_FR) {
         double flexValue = currentValue->fValue;
 
         // Fractional unit is a non-negative dimension.
         if (flexValue <= 0)
             return 0;
 
         return cssValuePool().createValue(flexValue, CSSPrimitiveValue::CSS_FR);
     }
 
     if (!validUnit(currentValue, FNonNeg | FLength | FPercent))
         return 0;
 
     return createPrimitiveNumericValue(currentValue);
 }
 
-PassRefPtr<CSSValue> CSSParser::parseGridTemplate()
+PassRefPtr<CSSValue> BisonCSSParser::parseGridTemplate()
 {
     NamedGridAreaMap gridAreaMap;
     size_t rowCount = 0;
     size_t columnCount = 0;
 
     while (CSSParserValue* currentValue = m_valueList->current()) {
         if (currentValue->unit != CSSPrimitiveValue::CSS_STRING)
             return 0;
 
         String gridRowNames = currentValue->string;
@@ skipping 52 matching lines @@
         ++rowCount;
         m_valueList->next();
     }
 
     if (!rowCount || !columnCount)
         return 0;
 
     return CSSGridTemplateValue::create(gridAreaMap, rowCount, columnCount);
 }
 
-PassRefPtr<CSSValue> CSSParser::parseCounterContent(CSSParserValueList* args, bool counters)
+PassRefPtr<CSSValue> BisonCSSParser::parseCounterContent(CSSParserValueList* args, bool counters)
 {
     unsigned numArgs = args->size();
     if (counters && numArgs != 3 && numArgs != 5)
         return 0;
     if (!counters && numArgs != 1 && numArgs != 3)
         return 0;
 
     CSSParserValue* i = args->current();
     if (i->unit != CSSPrimitiveValue::CSS_IDENT)
         return 0;
@@ skipping 31 matching lines @@
             listStyleID = i->id;
         else
             return 0;
 
         listStyle = cssValuePool().createIdentifierValue(listStyleID);
     }
 
     return cssValuePool().createValue(Counter::create(identifier.release(), listStyle.release(), separator.release()));
 }
 
-bool CSSParser::parseClipShape(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseClipShape(CSSPropertyID propId, bool important)
 {
     CSSParserValue* value = m_valueList->current();
     CSSParserValueList* args = value->function->args.get();
 
     if (!equalIgnoringCase(value->function->name, "rect(") || !args)
         return false;
 
     // rect(t, r, b, l) || rect(t r b l)
     if (args->size() != 4 && args->size() != 7)
         return false;
@@ skipping 28 matching lines @@
         i++;
     }
     if (valid) {
         addProperty(propId, cssValuePool().createValue(rect.release()), important);
         m_valueList->next();
         return true;
     }
     return false;
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseBasicShapeRectangle(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseBasicShapeRectangle(CSSParserValueList* args)
 {
     ASSERT(args);
 
     // rect(x, y, width, height, [[rx], ry])
     if (args->size() != 7 && args->size() != 9 && args->size() != 11)
         return 0;
 
     RefPtr<CSSBasicShapeRectangle> shape = CSSBasicShapeRectangle::create();
 
     unsigned argumentNumber = 0;
@@ skipping 37 matching lines @@
             argument = args->next();
         }
         argumentNumber++;
     }
 
     if (argumentNumber < 4)
         return 0;
     return shape;
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseBasicShapeInsetRectangle(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseBasicShapeInsetRectangle(CSSParserValueList* args)
 {
     ASSERT(args);
 
     // inset-rectangle(top, right, bottom, left, [[rx], ry])
     if (args->size() != 7 && args->size() != 9 && args->size() != 11)
         return 0;
 
     RefPtr<CSSBasicShapeInsetRectangle> shape = CSSBasicShapeInsetRectangle::create();
 
     unsigned argumentNumber = 0;
@@ skipping 33 matching lines @@
             argument = args->next();
         }
         argumentNumber++;
     }
 
     if (argumentNumber < 4)
         return 0;
     return shape;
 }
 
-PassRefPtr<CSSPrimitiveValue> CSSParser::parseShapeRadius(CSSParserValue* value)
+PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseShapeRadius(CSSParserValue* value)
 {
     if (value->id == CSSValueClosestSide || value->id == CSSValueFarthestSide)
         return cssValuePool().createIdentifierValue(value->id);
 
     if (!validUnit(value, FLength | FPercent | FNonNeg))
         return 0;
 
     return createPrimitiveNumericValue(value);
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseBasicShapeCircle(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseBasicShapeCircle(CSSParserValueList* args)
 {
     ASSERT(args);
 
     // circle(radius)
     // circle(radius at <position>
     // circle(at <position>)
     // where position defines centerX and centerY using a CSS <position> data type.
     RefPtr<CSSBasicShapeCircle> shape = CSSBasicShapeCircle::create();
 
     for (CSSParserValue* argument = args->current(); argument; argument = args->next()) {
@@ skipping 26 matching lines @@
                 return 0;
             }
         } else {
             return 0;
         }
     }
 
     return shape;
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseDeprecatedBasicShapeCircle(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseDeprecatedBasicShapeCircle(CSSParserValueList* args)
 {
     ASSERT(args);
 
     // circle(centerX, centerY, radius)
     if (args->size() != 5)
         return 0;
 
     RefPtr<CSSDeprecatedBasicShapeCircle> shape = CSSDeprecatedBasicShapeCircle::create();
 
     unsigned argumentNumber = 0;
@@ skipping 29 matching lines @@
             argument = args->next();
         }
         argumentNumber++;
     }
 
     if (argumentNumber < 3)
         return 0;
     return shape;
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseBasicShapeEllipse(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseBasicShapeEllipse(CSSParserValueList* args)
 {
     ASSERT(args);
 
     // ellipse(centerX, centerY, radiusX, radiusY)
     if (args->size() != 7)
         return 0;
 
     RefPtr<CSSBasicShapeEllipse> shape = CSSBasicShapeEllipse::create();
     unsigned argumentNumber = 0;
     CSSParserValue* argument = args->current();
@@ skipping 30 matching lines @@
             argument = args->next();
         }
         argumentNumber++;
     }
 
     if (argumentNumber < 4)
         return 0;
     return shape;
 }
 
-PassRefPtr<CSSBasicShape> CSSParser::parseBasicShapePolygon(CSSParserValueList* args)
+PassRefPtr<CSSBasicShape> BisonCSSParser::parseBasicShapePolygon(CSSParserValueList* args)
 {
     ASSERT(args);
 
     unsigned size = args->size();
     if (!size)
         return 0;
 
     RefPtr<CSSBasicShapePolygon> shape = CSSBasicShapePolygon::create();
 
     CSSParserValue* argument = args->current();
@@ skipping 59 matching lines @@
 {
     for (unsigned i = args->currentIndex(); i < args->size(); ++i) {
         CSSParserValue* value = args->valueAt(i);
         if (isComma(value))
             return true;
     }
 
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseShapeProperty(CSSPropertyID propId)
+PassRefPtr<CSSValue> BisonCSSParser::parseShapeProperty(CSSPropertyID propId)
 {
     if (!RuntimeEnabledFeatures::cssShapesEnabled())
         return 0;
 
     CSSParserValue* value = m_valueList->current();
     CSSValueID valueId = value->id;
     RefPtr<CSSPrimitiveValue> boxValue;
     RefPtr<CSSPrimitiveValue> shapeValue;
 
     if (valueId == CSSValueAuto
@@ skipping 38 matching lines @@
 
         ASSERT(shapeValue && boxValue);
         shapeValue->getShapeValue()->setLayoutBox(boxValue.release());
     }
 
     if (shapeValue)
         return shapeValue.release();
     return boxValue.release();
 }
 
-PassRefPtr<CSSPrimitiveValue> CSSParser::parseBasicShape()
+PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseBasicShape()
 {
     CSSParserValue* value = m_valueList->current();
     ASSERT(value->unit == CSSParserValue::Function);
     CSSParserValueList* args = value->function->args.get();
 
     if (!args)
         return 0;
 
     RefPtr<CSSBasicShape> shape;
     if (equalIgnoringCase(value->function->name, "rectangle("))
@@ skipping 11 matching lines @@
         shape = parseBasicShapeInsetRectangle(args);
 
     if (!shape)
         return 0;
 
     m_valueList->next();
     return cssValuePool().createValue(shape.release());
 }
 
 // [ 'font-style' || 'font-variant' || 'font-weight' ]? 'font-size' [ / 'line-height' ]? 'font-family'
-bool CSSParser::parseFont(bool important)
+bool BisonCSSParser::parseFont(bool important)
 {
     // Let's check if there is an inherit or initial somewhere in the shorthand.
     for (unsigned i = 0; i < m_valueList->size(); ++i) {
         if (m_valueList->valueAt(i)->id == CSSValueInherit || m_valueList->valueAt(i)->id == CSSValueInitial)
             return false;
     }
 
     ShorthandScope scope(this, CSSPropertyFont);
     // Optional font-style, font-variant and font-weight.
     bool fontStyleParsed = false;
@@ skipping 86 matching lines @@
             return;
         m_list->append(cssValuePool().createFontFamilyValue(m_builder.toString()));
         m_builder.clear();
     }
 
 private:
     StringBuilder m_builder;
     CSSValueList* m_list;
 };
 
-PassRefPtr<CSSValueList> CSSParser::parseFontFamily()
+PassRefPtr<CSSValueList> BisonCSSParser::parseFontFamily()
 {
     RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
     CSSParserValue* value = m_valueList->current();
 
     FontFamilyValueBuilder familyBuilder(list.get());
     bool inFamily = false;
 
     while (value) {
         CSSParserValue* nextValue = m_valueList->next();
         bool nextValBreaksFont = !nextValue ||
@@ skipping 53 matching lines @@
         else
             break;
     }
     familyBuilder.commit();
 
     if (!list->length())
         list = 0;
     return list.release();
 }
 
-bool CSSParser::parseLineHeight(bool important)
+bool BisonCSSParser::parseLineHeight(bool important)
 {
     CSSParserValue* value = m_valueList->current();
     CSSValueID id = value->id;
     bool validPrimitive = false;
     // normal | <number> | <length> | <percentage> | inherit
     if (id == CSSValueNormal)
         validPrimitive = true;
     else
         validPrimitive = (!id && validUnit(value, FNumber | FLength | FPercent | FNonNeg));
     if (validPrimitive && (!m_valueList->next() || inShorthand()))
         addProperty(CSSPropertyLineHeight, parseValidPrimitive(id, value), important);
     return validPrimitive;
 }
 
-bool CSSParser::parseFontSize(bool important)
+bool BisonCSSParser::parseFontSize(bool important)
 {
     CSSParserValue* value = m_valueList->current();
     CSSValueID id = value->id;
     bool validPrimitive = false;
     // <absolute-size> | <relative-size> | <length> | <percentage> | inherit
     if (id >= CSSValueXxSmall && id <= CSSValueLarger)
         validPrimitive = true;
     else
         validPrimitive = validUnit(value, FLength | FPercent | FNonNeg);
     if (validPrimitive && (!m_valueList->next() || inShorthand()))
         addProperty(CSSPropertyFontSize, parseValidPrimitive(id, value), important);
     return validPrimitive;
 }
 
-bool CSSParser::parseFontVariant(bool important)
+bool BisonCSSParser::parseFontVariant(bool important)
 {
     RefPtr<CSSValueList> values;
     if (m_valueList->size() > 1)
         values = CSSValueList::createCommaSeparated();
     CSSParserValue* val;
     bool expectComma = false;
     while ((val = m_valueList->current())) {
         RefPtr<CSSPrimitiveValue> parsedValue;
         if (!expectComma) {
             expectComma = true;
@@ skipping 26 matching lines @@
 
     if (values && values->length()) {
         m_hasFontFaceOnlyValues = true;
         addProperty(CSSPropertyFontVariant, values.release(), important);
         return true;
     }
 
     return false;
 }
 
-bool CSSParser::parseFontWeight(bool important)
+bool BisonCSSParser::parseFontWeight(bool important)
 {
     CSSParserValue* value = m_valueList->current();
     if ((value->id >= CSSValueNormal) && (value->id <= CSSValue900)) {
         addProperty(CSSPropertyFontWeight, cssValuePool().createIdentifierValue(value->id), important);
         return true;
     }
     if (validUnit(value, FInteger | FNonNeg, HTMLQuirksMode)) {
         int weight = static_cast<int>(value->fValue);
         if (!(weight % 100) && weight >= 100 && weight <= 900) {
             addProperty(CSSPropertyFontWeight, cssValuePool().createIdentifierValue(static_cast<CSSValueID>(CSSValue100 + weight / 100 - 1)), important);
             return true;
         }
     }
     return false;
 }
 
-bool CSSParser::parseFontFaceSrcURI(CSSValueList* valueList)
+bool BisonCSSParser::parseFontFaceSrcURI(CSSValueList* valueList)
 {
     RefPtr<CSSFontFaceSrcValue> uriValue(CSSFontFaceSrcValue::create(completeURL(m_valueList->current()->string)));
 
     CSSParserValue* value = m_valueList->next();
     if (!value) {
         valueList->append(uriValue.release());
         return true;
     }
     if (value->unit == CSSParserValue::Operator && value->iValue == ',') {
         m_valueList->next();
@@ skipping 10 matching lines @@
     if (!args || args->size() != 1 || (args->current()->unit != CSSPrimitiveValue::CSS_STRING && args->current()->unit != CSSPrimitiveValue::CSS_IDENT))
         return false;
     uriValue->setFormat(args->current()->string);
     valueList->append(uriValue.release());
     value = m_valueList->next();
     if (value && value->unit == CSSParserValue::Operator && value->iValue == ',')
         m_valueList->next();
     return true;
 }
 
-bool CSSParser::parseFontFaceSrcLocal(CSSValueList* valueList)
+bool BisonCSSParser::parseFontFaceSrcLocal(CSSValueList* valueList)
 {
     CSSParserValueList* args = m_valueList->current()->function->args.get();
     if (!args || !args->size())
         return false;
 
     if (args->size() == 1 && args->current()->unit == CSSPrimitiveValue::CSS_STRING)
         valueList->append(CSSFontFaceSrcValue::createLocal(args->current()->string));
     else if (args->current()->unit == CSSPrimitiveValue::CSS_IDENT) {
         StringBuilder builder;
         for (CSSParserValue* localValue = args->current(); localValue; localValue = args->next()) {
             if (localValue->unit != CSSPrimitiveValue::CSS_IDENT)
                 return false;
             if (!builder.isEmpty())
                 builder.append(' ');
             builder.append(localValue->string);
         }
         valueList->append(CSSFontFaceSrcValue::createLocal(builder.toString()));
     } else
         return false;
 
     if (CSSParserValue* value = m_valueList->next()) {
         if (value->unit == CSSParserValue::Operator && value->iValue == ',')
             m_valueList->next();
     }
     return true;
 }
 
-bool CSSParser::parseFontFaceSrc()
+bool BisonCSSParser::parseFontFaceSrc()
 {
     RefPtr<CSSValueList> values(CSSValueList::createCommaSeparated());
 
     while (CSSParserValue* value = m_valueList->current()) {
         if (value->unit == CSSPrimitiveValue::CSS_URI) {
             if (!parseFontFaceSrcURI(values.get()))
                 return false;
         } else if (value->unit == CSSParserValue::Function && equalIgnoringCase(value->function->name, "local(")) {
             if (!parseFontFaceSrcLocal(values.get()))
                 return false;
         } else
             return false;
     }
     if (!values->length())
         return false;
 
     addProperty(CSSPropertySrc, values.release(), m_important);
     m_valueList->next();
     return true;
 }
 
-bool CSSParser::parseFontFaceUnicodeRange()
+bool BisonCSSParser::parseFontFaceUnicodeRange()
 {
     RefPtr<CSSValueList> values = CSSValueList::createCommaSeparated();
     bool failed = false;
     bool operatorExpected = false;
     for (; m_valueList->current(); m_valueList->next(), operatorExpected = !operatorExpected) {
         if (operatorExpected) {
             if (m_valueList->current()->unit == CSSParserValue::Operator && m_valueList->current()->iValue == ',')
                 continue;
             failed = true;
             break;
@@ skipping 358 matching lines @@
         if (current != end)
             return false;
         rgb = makeRGB(red, green, blue);
         return true;
     }
 
     return false;
 }
 
 template<typename StringType>
-bool CSSParser::fastParseColor(RGBA32& rgb, const StringType& name, bool strict)
+bool BisonCSSParser::fastParseColor(RGBA32& rgb, const StringType& name, bool strict)
 {
     unsigned length = name.length();
     bool parseResult;
 
     if (!length)
         return false;
 
     if (name.is8Bit())
         parseResult = fastParseColorInternal(rgb, name.characters8(), length, strict);
     else
         parseResult = fastParseColorInternal(rgb, name.characters16(), length, strict);
 
     if (parseResult)
         return true;
 
     // Try named colors.
     Color tc;
     tc.setNamedColor(name);
     if (tc.isValid()) {
         rgb = tc.rgb();
         return true;
     }
     return false;
 }
 
-inline double CSSParser::parsedDouble(CSSParserValue *v, ReleaseParsedCalcValueCondition releaseCalc)
+inline double BisonCSSParser::parsedDouble(CSSParserValue *v, ReleaseParsedCalcValueCondition releaseCalc)
 {
     const double result = m_parsedCalculation ? m_parsedCalculation->doubleValue() : v->fValue;
     if (releaseCalc == ReleaseParsedCalcValue)
         m_parsedCalculation.release();
     return result;
 }
 
-bool CSSParser::isCalculation(CSSParserValue* value)
+bool BisonCSSParser::isCalculation(CSSParserValue* value)
 {
     return (value->unit == CSSParserValue::Function)
         && (equalIgnoringCase(value->function->name, "calc(")
             || equalIgnoringCase(value->function->name, "-webkit-calc(")
             || equalIgnoringCase(value->function->name, "-webkit-min(")
             || equalIgnoringCase(value->function->name, "-webkit-max("));
 }
 
-inline int CSSParser::colorIntFromValue(CSSParserValue* v)
+inline int BisonCSSParser::colorIntFromValue(CSSParserValue* v)
 {
     bool isPercent;
 
     if (m_parsedCalculation)
         isPercent = m_parsedCalculation->category() == CalcPercent;
     else
         isPercent = v->unit == CSSPrimitiveValue::CSS_PERCENTAGE;
 
     const double value = parsedDouble(v, ReleaseParsedCalcValue);
 
     if (value <= 0.0)
         return 0;
 
     if (isPercent) {
         if (value >= 100.0)
             return 255;
         return static_cast<int>(value * 256.0 / 100.0);
     }
 
     if (value >= 255.0)
         return 255;
 
     return static_cast<int>(value);
 }
 
-bool CSSParser::parseColorParameters(CSSParserValue* value, int* colorArray, bool parseAlpha)
+bool BisonCSSParser::parseColorParameters(CSSParserValue* value, int* colorArray, bool parseAlpha)
 {
     CSSParserValueList* args = value->function->args.get();
     CSSParserValue* v = args->current();
     Units unitType = FUnknown;
     // Get the first value and its type
     if (validUnit(v, FInteger, HTMLStandardMode))
         unitType = FInteger;
     else if (validUnit(v, FPercent, HTMLStandardMode))
         unitType = FPercent;
     else
@@ skipping 22 matching lines @@
         colorArray[3] = static_cast<int>(max(0.0, min(1.0, value)) * nextafter(256.0, 0.0));
     }
     return true;
 }
 
 // The CSS3 specification defines the format of a HSL color as
 // hsl(<number>, <percent>, <percent>)
 // and with alpha, the format is
 // hsla(<number>, <percent>, <percent>, <number>)
 // The first value, HUE, is in an angle with a value between 0 and 360
-bool CSSParser::parseHSLParameters(CSSParserValue* value, double* colorArray, bool parseAlpha)
+bool BisonCSSParser::parseHSLParameters(CSSParserValue* value, double* colorArray, bool parseAlpha)
 {
     CSSParserValueList* args = value->function->args.get();
     CSSParserValue* v = args->current();
     // Get the first value
     if (!validUnit(v, FNumber, HTMLStandardMode))
         return false;
     // normalize the Hue value and change it to be between 0 and 1.0
     colorArray[0] = (((static_cast<int>(parsedDouble(v, ReleaseParsedCalcValue)) % 360) + 360) % 360) / 360.0;
     for (int i = 1; i < 3; i++) {
         v = args->next();
         if (v->unit != CSSParserValue::Operator && v->iValue != ',')
             return false;
         v = args->next();
         if (!validUnit(v, FPercent, HTMLStandardMode))
             return false;
         colorArray[i] = max(0.0, min(100.0, parsedDouble(v, ReleaseParsedCalcValue))) / 100.0; // needs to be value between 0 and 1.0
     }
     if (parseAlpha) {
         v = args->next();
         if (v->unit != CSSParserValue::Operator && v->iValue != ',')
             return false;
         v = args->next();
         if (!validUnit(v, FNumber, HTMLStandardMode))
             return false;
         colorArray[3] = max(0.0, min(1.0, parsedDouble(v, ReleaseParsedCalcValue)));
     }
     return true;
 }
 
-PassRefPtr<CSSPrimitiveValue> CSSParser::parseColor(CSSParserValue* value)
+PassRefPtr<CSSPrimitiveValue> BisonCSSParser::parseColor(CSSParserValue* value)
 {
     RGBA32 c = Color::transparent;
     if (!parseColorFromValue(value ? value : m_valueList->current(), c))
         return 0;
     return cssValuePool().createColorValue(c);
 }
 
-bool CSSParser::parseColorFromValue(CSSParserValue* value, RGBA32& c)
+bool BisonCSSParser::parseColorFromValue(CSSParserValue* value, RGBA32& c)
 {
     if (inQuirksMode() && value->unit == CSSPrimitiveValue::CSS_NUMBER
         && value->fValue >= 0. && value->fValue < 1000000.) {
         String str = String::format("%06d", static_cast<int>((value->fValue+.5)));
         // FIXME: This should be strict parsing for SVG as well.
         if (!fastParseColor(c, str, !inQuirksMode()))
             return false;
     } else if (value->unit == CSSPrimitiveValue::CSS_PARSER_HEXCOLOR ||
                 value->unit == CSSPrimitiveValue::CSS_IDENT ||
                 (inQuirksMode() && value->unit == CSSPrimitiveValue::CSS_DIMENSION)) {
@@ skipping 35 matching lines @@
         } else
             return false;
     }
 
     return true;
 }
 
 // This class tracks parsing state for shadow values.  If it goes out of scope (e.g., due to an early return)
 // without the allowBreak bit being set, then it will clean up all of the objects and destroy them.
 struct ShadowParseContext {
-    ShadowParseContext(CSSPropertyID prop, CSSParser* parser)
+    ShadowParseContext(CSSPropertyID prop, BisonCSSParser* parser)
         : property(prop)
         , m_parser(parser)
         , allowX(true)
         , allowY(false)
         , allowBlur(false)
         , allowSpread(false)
         , allowColor(true)
         , allowStyle(prop == CSSPropertyWebkitBoxShadow || prop == CSSPropertyBoxShadow)
         , allowBreak(true)
     {
@@ skipping 78 matching lines @@
         if (allowX)
             allowBreak = false;
         else {
             allowBlur = false;
             allowSpread = false;
             allowColor = false;
         }
     }
 
     CSSPropertyID property;
-    CSSParser* m_parser;
+    BisonCSSParser* m_parser;
 
     RefPtr<CSSValueList> values;
     RefPtr<CSSPrimitiveValue> x;
     RefPtr<CSSPrimitiveValue> y;
     RefPtr<CSSPrimitiveValue> blur;
     RefPtr<CSSPrimitiveValue> spread;
     RefPtr<CSSPrimitiveValue> style;
     RefPtr<CSSPrimitiveValue> color;
 
     bool allowX;
     bool allowY;
     bool allowBlur;
     bool allowSpread;
     bool allowColor;
     bool allowStyle; // inset or not.
     bool allowBreak;
 };
 
-PassRefPtr<CSSValueList> CSSParser::parseShadow(CSSParserValueList* valueList, CSSPropertyID propId)
+PassRefPtr<CSSValueList> BisonCSSParser::parseShadow(CSSParserValueList* valueList, CSSPropertyID propId)
 {
     ShadowParseContext context(propId, this);
     CSSParserValue* val;
     while ((val = valueList->current())) {
         // Check for a comma break first.
         if (val->unit == CSSParserValue::Operator) {
             if (val->iValue != ',' || !context.allowBreak)
                 // Other operators aren't legal or we aren't done with the current shadow
                 // value.  Treat as invalid.
                 return 0;
@@ skipping 43 matching lines @@
 
     if (context.allowBreak) {
         context.commitValue();
         if (context.values && context.values->length())
             return context.values.release();
     }
 
     return 0;
 }
 
-bool CSSParser::parseReflect(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseReflect(CSSPropertyID propId, bool important)
 {
     // box-reflect: <direction> <offset> <mask>
 
     // Direction comes first.
     CSSParserValue* val = m_valueList->current();
     RefPtr<CSSPrimitiveValue> direction;
     if (val->unit == CSSPrimitiveValue::CSS_VARIABLE_NAME)
         direction = createPrimitiveVariableNameValue(val);
     else
     switch (val->id) {
@@ skipping 26 matching lines @@
         if (!mask)
             return false;
     }
 
     RefPtr<CSSReflectValue> reflectValue = CSSReflectValue::create(direction.release(), offset.release(), mask.release());
     addProperty(propId, reflectValue.release(), important);
     m_valueList->next();
     return true;
 }
 
-bool CSSParser::parseFlex(CSSParserValueList* args, bool important)
+bool BisonCSSParser::parseFlex(CSSParserValueList* args, bool important)
 {
     if (!args || !args->size() || args->size() > 3)
         return false;
     static const double unsetValue = -1;
     double flexGrow = unsetValue;
     double flexShrink = unsetValue;
     RefPtr<CSSPrimitiveValue> flexBasis;
 
     while (CSSParserValue* arg = args->current()) {
         if (validUnit(arg, FNumber | FNonNeg)) {
@@ skipping 23 matching lines @@
         flexShrink = 1;
     if (!flexBasis)
         flexBasis = cssValuePool().createValue(0, CSSPrimitiveValue::CSS_PX);
 
     addProperty(CSSPropertyFlexGrow, cssValuePool().createValue(clampToFloat(flexGrow), CSSPrimitiveValue::CSS_NUMBER), important);
     addProperty(CSSPropertyFlexShrink, cssValuePool().createValue(clampToFloat(flexShrink), CSSPrimitiveValue::CSS_NUMBER), important);
     addProperty(CSSPropertyFlexBasis, flexBasis, important);
     return true;
 }
 
-bool CSSParser::parseObjectPosition(bool important)
+bool BisonCSSParser::parseObjectPosition(bool important)
 {
     RefPtr<CSSValue> xValue;
     RefPtr<CSSValue> yValue;
     parseFillPosition(m_valueList.get(), xValue, yValue);
     if (!xValue || !yValue)
         return false;
     addProperty(
         CSSPropertyObjectPosition,
         createPrimitiveValuePair(toCSSPrimitiveValue(xValue.get()), toCSSPrimitiveValue(yValue.get()), Pair::KeepIdenticalValues),
         important);
@@ skipping 80 matching lines @@
         m_allowRepeat = m_allowForwardSlashOperator = m_requireWidth = m_requireOutset = false;
         m_allowImageSlice = !m_imageSlice;
         m_allowImage = !m_image;
     }
 
     PassRefPtr<CSSValue> commitCSSValue()
     {
         return createBorderImageValue(m_image, m_imageSlice, m_borderSlice, m_outset, m_repeat);
     }
 
-    void commitMaskBoxImage(CSSParser* parser, bool important)
+    void commitMaskBoxImage(BisonCSSParser* parser, bool important)
     {
         commitBorderImageProperty(CSSPropertyWebkitMaskBoxImageSource, parser, m_image, important);
         commitBorderImageProperty(CSSPropertyWebkitMaskBoxImageSlice, parser, m_imageSlice, important);
         commitBorderImageProperty(CSSPropertyWebkitMaskBoxImageWidth, parser, m_borderSlice, important);
         commitBorderImageProperty(CSSPropertyWebkitMaskBoxImageOutset, parser, m_outset, important);
         commitBorderImageProperty(CSSPropertyWebkitMaskBoxImageRepeat, parser, m_repeat, important);
     }
 
-    void commitBorderImage(CSSParser* parser, bool important)
+    void commitBorderImage(BisonCSSParser* parser, bool important)
     {
         commitBorderImageProperty(CSSPropertyBorderImageSource, parser, m_image, important);
         commitBorderImageProperty(CSSPropertyBorderImageSlice, parser, m_imageSlice, important);
         commitBorderImageProperty(CSSPropertyBorderImageWidth, parser, m_borderSlice, important);
         commitBorderImageProperty(CSSPropertyBorderImageOutset, parser, m_outset, important);
         commitBorderImageProperty(CSSPropertyBorderImageRepeat, parser, m_repeat, important);
     }
 
-    void commitBorderImageProperty(CSSPropertyID propId, CSSParser* parser, PassRefPtr<CSSValue> value, bool important)
+    void commitBorderImageProperty(CSSPropertyID propId, BisonCSSParser* parser, PassRefPtr<CSSValue> value, bool important)
     {
         if (value)
             parser->addProperty(propId, value, important);
         else
             parser->addProperty(propId, cssValuePool().createImplicitInitialValue(), important, true);
     }
 
     bool m_canAdvance;
 
     bool m_allowCommit;
     bool m_allowImage;
     bool m_allowImageSlice;
     bool m_allowRepeat;
     bool m_allowForwardSlashOperator;
 
     bool m_requireWidth;
     bool m_requireOutset;
 
     RefPtr<CSSValue> m_image;
     RefPtr<CSSBorderImageSliceValue> m_imageSlice;
     RefPtr<CSSPrimitiveValue> m_borderSlice;
     RefPtr<CSSPrimitiveValue> m_outset;
 
     RefPtr<CSSValue> m_repeat;
 };
 
-static bool buildBorderImageParseContext(CSSParser& parser, CSSPropertyID propId, BorderImageParseContext& context)
+static bool buildBorderImageParseContext(BisonCSSParser& parser, CSSPropertyID propId, BorderImageParseContext& context)
 {
     ShorthandScope scope(&parser, propId);
     while (CSSParserValue* val = parser.m_valueList->current()) {
         context.setCanAdvance(false);
 
         if (!context.canAdvance() && context.allowForwardSlashOperator() && isForwardSlashOperator(val))
             context.commitForwardSlashOperator();
 
         if (!context.canAdvance() && context.allowImage()) {
             if (val->unit == CSSPrimitiveValue::CSS_URI) {
@@ skipping 40 matching lines @@
 
         if (!context.canAdvance())
             return false;
 
         parser.m_valueList->next();
     }
 
     return context.allowCommit();
 }
 
-bool CSSParser::parseBorderImageShorthand(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseBorderImageShorthand(CSSPropertyID propId, bool important)
 {
     BorderImageParseContext context;
     if (buildBorderImageParseContext(*this, propId, context)) {
         switch (propId) {
         case CSSPropertyWebkitMaskBoxImage:
             context.commitMaskBoxImage(this, important);
             return true;
         case CSSPropertyBorderImage:
             context.commitBorderImage(this, important);
             return true;
         default:
             ASSERT_NOT_REACHED();
             return false;
         }
     }
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseBorderImage(CSSPropertyID propId)
+PassRefPtr<CSSValue> BisonCSSParser::parseBorderImage(CSSPropertyID propId)
 {
     BorderImageParseContext context;
     if (buildBorderImageParseContext(*this, propId, context)) {
         return context.commitCSSValue();
     }
     return 0;
 }
 
 static bool isBorderImageRepeatKeyword(int id)
 {
     return id == CSSValueStretch || id == CSSValueRepeat || id == CSSValueSpace || id == CSSValueRound;
 }
 
-bool CSSParser::parseBorderImageRepeat(RefPtr<CSSValue>& result)
+bool BisonCSSParser::parseBorderImageRepeat(RefPtr<CSSValue>& result)
 {
     RefPtr<CSSPrimitiveValue> firstValue;
     RefPtr<CSSPrimitiveValue> secondValue;
     CSSParserValue* val = m_valueList->current();
     if (!val)
         return false;
     if (isBorderImageRepeatKeyword(val->id))
         firstValue = cssValuePool().createIdentifierValue(val->id);
     else
         return false;
@@ skipping 13 matching lines @@
         }
     } else
         secondValue = firstValue;
 
     result = createPrimitiveValuePair(firstValue, secondValue);
     return true;
 }
 
 class BorderImageSliceParseContext {
 public:
-    BorderImageSliceParseContext(CSSParser* parser)
+    BorderImageSliceParseContext(BisonCSSParser* parser)
     : m_parser(parser)
     , m_allowNumber(true)
     , m_allowFill(true)
     , m_allowFinalCommit(false)
     , m_fill(false)
     { }
 
     bool allowNumber() const { return m_allowNumber; }
     bool allowFill() const { return m_allowFill; }
     bool allowFinalCommit() const { return m_allowFinalCommit; }
@@ skipping 40 matching lines @@
         quad->setTop(m_top);
         quad->setRight(m_right);
         quad->setBottom(m_bottom);
         quad->setLeft(m_left);
 
         // Make our new border image value now.
         return CSSBorderImageSliceValue::create(cssValuePool().createValue(quad.release()), m_fill);
     }
 
 private:
-    CSSParser* m_parser;
+    BisonCSSParser* m_parser;
 
     bool m_allowNumber;
     bool m_allowFill;
     bool m_allowFinalCommit;
 
     RefPtr<CSSPrimitiveValue> m_top;
     RefPtr<CSSPrimitiveValue> m_right;
     RefPtr<CSSPrimitiveValue> m_bottom;
     RefPtr<CSSPrimitiveValue> m_left;
 
     bool m_fill;
 };
 
-bool CSSParser::parseBorderImageSlice(CSSPropertyID propId, RefPtr<CSSBorderImageSliceValue>& result)
+bool BisonCSSParser::parseBorderImageSlice(CSSPropertyID propId, RefPtr<CSSBorderImageSliceValue>& result)
 {
     BorderImageSliceParseContext context(this);
     CSSParserValue* val;
     while ((val = m_valueList->current())) {
         // FIXME calc() http://webkit.org/b/16662 : calc is parsed but values are not created yet.
         if (context.allowNumber() && !isCalculation(val) && validUnit(val, FInteger | FNonNeg | FPercent, HTMLStandardMode)) {
             context.commitNumber(val);
         } else if (context.allowFill() && val->id == CSSValueFill)
             context.commitFill();
         else if (!inShorthand()) {
@@ skipping 18 matching lines @@
         // Need to fully commit as a single value.
         result = context.commitBorderImageSlice();
         return true;
     }
 
     return false;
 }
 
 class BorderImageQuadParseContext {
 public:
-    BorderImageQuadParseContext(CSSParser* parser)
+    BorderImageQuadParseContext(BisonCSSParser* parser)
     : m_parser(parser)
     , m_allowNumber(true)
     , m_allowFinalCommit(false)
     { }
 
     bool allowNumber() const { return m_allowNumber; }
     bool allowFinalCommit() const { return m_allowFinalCommit; }
     CSSPrimitiveValue* top() const { return m_top.get(); }
 
     void commitNumber(CSSParserValue* v)
@@ skipping 43 matching lines @@
         quad->setTop(m_top);
         quad->setRight(m_right);
         quad->setBottom(m_bottom);
         quad->setLeft(m_left);
 
         // Make our new value now.
         return cssValuePool().createValue(quad.release());
     }
 
 private:
-    CSSParser* m_parser;
+    BisonCSSParser* m_parser;
 
     bool m_allowNumber;
     bool m_allowFinalCommit;
 
     RefPtr<CSSPrimitiveValue> m_top;
     RefPtr<CSSPrimitiveValue> m_right;
     RefPtr<CSSPrimitiveValue> m_bottom;
     RefPtr<CSSPrimitiveValue> m_left;
 };
 
-bool CSSParser::parseBorderImageQuad(Units validUnits, RefPtr<CSSPrimitiveValue>& result)
+bool BisonCSSParser::parseBorderImageQuad(Units validUnits, RefPtr<CSSPrimitiveValue>& result)
 {
     BorderImageQuadParseContext context(this);
     CSSParserValue* val;
     while ((val = m_valueList->current())) {
         if (context.allowNumber() && (validUnit(val, validUnits, HTMLStandardMode) || val->id == CSSValueAuto)) {
             context.commitNumber(val);
         } else if (!inShorthand()) {
             // If we're not parsing a shorthand then we are invalid.
             return false;
         } else {
             if (context.allowFinalCommit())
                 m_valueList->previous(); // The shorthand loop will advance back to this point.
             break;
         }
         m_valueList->next();
     }
 
     if (context.allowFinalCommit()) {
         // Need to fully commit as a single value.
         result = context.commitBorderImageQuad();
         return true;
     }
     return false;
 }
 
-bool CSSParser::parseBorderImageWidth(RefPtr<CSSPrimitiveValue>& result)
+bool BisonCSSParser::parseBorderImageWidth(RefPtr<CSSPrimitiveValue>& result)
 {
     return parseBorderImageQuad(FLength | FNumber | FNonNeg | FPercent, result);
 }
 
-bool CSSParser::parseBorderImageOutset(RefPtr<CSSPrimitiveValue>& result)
+bool BisonCSSParser::parseBorderImageOutset(RefPtr<CSSPrimitiveValue>& result)
 {
     return parseBorderImageQuad(FLength | FNumber | FNonNeg, result);
 }
 
 static void completeBorderRadii(RefPtr<CSSPrimitiveValue> radii[4])
 {
     if (radii[3])
         return;
     if (!radii[2]) {
         if (!radii[1])
             radii[1] = radii[0];
         radii[2] = radii[0];
     }
     radii[3] = radii[1];
 }
 
-bool CSSParser::parseBorderRadius(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseBorderRadius(CSSPropertyID propId, bool important)
 {
     unsigned num = m_valueList->size();
     if (num > 9)
         return false;
 
     ShorthandScope scope(this, propId);
     RefPtr<CSSPrimitiveValue> radii[2][4];
 
     unsigned indexAfterSlash = 0;
     for (unsigned i = 0; i < num; ++i) {
@@ skipping 38 matching lines @@
         completeBorderRadii(radii[1]);
 
     ImplicitScope implicitScope(this, PropertyImplicit);
     addProperty(CSSPropertyBorderTopLeftRadius, createPrimitiveValuePair(radii[0][0].release(), radii[1][0].release()), important);
     addProperty(CSSPropertyBorderTopRightRadius, createPrimitiveValuePair(radii[0][1].release(), radii[1][1].release()), important);
     addProperty(CSSPropertyBorderBottomRightRadius, createPrimitiveValuePair(radii[0][2].release(), radii[1][2].release()), important);
     addProperty(CSSPropertyBorderBottomLeftRadius, createPrimitiveValuePair(radii[0][3].release(), radii[1][3].release()), important);
     return true;
 }
 
-bool CSSParser::parseAspectRatio(bool important)
+bool BisonCSSParser::parseAspectRatio(bool important)
 {
     unsigned num = m_valueList->size();
     if (num == 1 && m_valueList->valueAt(0)->id == CSSValueNone) {
         addProperty(CSSPropertyWebkitAspectRatio, cssValuePool().createIdentifierValue(CSSValueNone), important);
         return true;
     }
 
     if (num != 3)
         return false;
 
     CSSParserValue* lvalue = m_valueList->valueAt(0);
     CSSParserValue* op = m_valueList->valueAt(1);
     CSSParserValue* rvalue = m_valueList->valueAt(2);
 
     if (!isForwardSlashOperator(op))
         return false;
 
     if (!validUnit(lvalue, FNumber | FNonNeg) || !validUnit(rvalue, FNumber | FNonNeg))
         return false;
 
     if (!lvalue->fValue || !rvalue->fValue)
         return false;
 
     addProperty(CSSPropertyWebkitAspectRatio, CSSAspectRatioValue::create(narrowPrecisionToFloat(lvalue->fValue), narrowPrecisionToFloat(rvalue->fValue)), important);
 
     return true;
 }
 
-bool CSSParser::parseCounter(CSSPropertyID propId, int defaultValue, bool important)
+bool BisonCSSParser::parseCounter(CSSPropertyID propId, int defaultValue, bool important)
 {
     enum { ID, VAL } state = ID;
 
     RefPtr<CSSValueList> list = CSSValueList::createCommaSeparated();
     RefPtr<CSSPrimitiveValue> counterName;
 
     while (true) {
         CSSParserValue* val = m_valueList->current();
         switch (state) {
             case ID:
@@ skipping 39 matching lines @@
         else if ((equalIgnoringCase(a, "right") && horizontal)
                  || (equalIgnoringCase(a, "bottom") && !horizontal))
             result = cssValuePool().createValue(100., CSSPrimitiveValue::CSS_PERCENTAGE);
         else if (equalIgnoringCase(a, "center"))
             result = cssValuePool().createValue(50., CSSPrimitiveValue::CSS_PERCENTAGE);
     } else if (a->unit == CSSPrimitiveValue::CSS_NUMBER || a->unit == CSSPrimitiveValue::CSS_PERCENTAGE)
         result = cssValuePool().createValue(a->fValue, static_cast<CSSPrimitiveValue::UnitTypes>(a->unit));
     return result;
 }
 
-static bool parseDeprecatedGradientColorStop(CSSParser* p, CSSParserValue* a, CSSGradientColorStop& stop)
+static bool parseDeprecatedGradientColorStop(BisonCSSParser* p, CSSParserValue* a, CSSGradientColorStop& stop)
 {
     if (a->unit != CSSParserValue::Function)
         return false;
 
     if (!equalIgnoringCase(a->function->name, "from(") &&
         !equalIgnoringCase(a->function->name, "to(") &&
         !equalIgnoringCase(a->function->name, "color-stop("))
         return false;
 
     CSSParserValueList* args = a->function->args.get();
@@ skipping 43 matching lines @@
             stop.m_color = cssValuePool().createIdentifierValue(id);
         else
             stop.m_color = p->parseColor(stopArg);
         if (!stop.m_color)
             return false;
     }
 
     return true;
 }
 
-bool CSSParser::parseDeprecatedGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient)
+bool BisonCSSParser::parseDeprecatedGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient)
 {
     // Walk the arguments.
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || args->size() == 0)
         return false;
 
     // The first argument is the gradient type.  It is an identifier.
     CSSGradientType gradientType;
     CSSParserValue* a = args->current();
     if (!a || a->unit != CSSPrimitiveValue::CSS_IDENT)
@@ skipping 132 matching lines @@
         case CSSValueTop:
         case CSSValueBottom:
             isHorizontal = false;
             break;
         default:
             return 0;
     }
     return cssValuePool().createIdentifierValue(a->id);
 }
 
-static PassRefPtr<CSSPrimitiveValue> parseGradientColorOrKeyword(CSSParser* p, CSSParserValue* value)
+static PassRefPtr<CSSPrimitiveValue> parseGradientColorOrKeyword(BisonCSSParser* p, CSSParserValue* value)
 {
     CSSValueID id = value->id;
     if (id == CSSValueWebkitText || (id >= CSSValueAqua && id <= CSSValueWindowtext) || id == CSSValueMenu || id == CSSValueCurrentcolor)
         return cssValuePool().createIdentifierValue(id);
 
     return p->parseColor(value);
 }
 
-bool CSSParser::parseDeprecatedLinearGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
+bool BisonCSSParser::parseDeprecatedLinearGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
 {
     RefPtr<CSSLinearGradientValue> result = CSSLinearGradientValue::create(repeating, CSSPrefixedLinearGradient);
 
     // Walk the arguments.
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || !args->size())
         return false;
 
     CSSParserValue* a = args->current();
     if (!a)
@@ skipping 47 matching lines @@
     if (!parseGradientColorStops(args, result.get(), expectComma))
         return false;
 
     if (!result->stopCount())
         return false;
 
     gradient = result.release();
     return true;
 }
 
-bool CSSParser::parseDeprecatedRadialGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
+bool BisonCSSParser::parseDeprecatedRadialGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
 {
     RefPtr<CSSRadialGradientValue> result = CSSRadialGradientValue::create(repeating, CSSPrefixedRadialGradient);
 
     // Walk the arguments.
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || !args->size())
         return false;
 
     CSSParserValue* a = args->current();
     if (!a)
@@ skipping 97 matching lines @@
     result->setEndHorizontalSize(horizontalSize);
     result->setEndVerticalSize(verticalSize);
 
     if (!parseGradientColorStops(args, result.get(), expectComma))
         return false;
 
     gradient = result.release();
     return true;
 }
 
-bool CSSParser::parseLinearGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
+bool BisonCSSParser::parseLinearGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
 {
     RefPtr<CSSLinearGradientValue> result = CSSLinearGradientValue::create(repeating, CSSLinearGradient);
 
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || !args->size())
         return false;
 
     CSSParserValue* a = args->current();
     if (!a)
         return false;
@@ skipping 51 matching lines @@
     if (!parseGradientColorStops(args, result.get(), expectComma))
         return false;
 
     if (!result->stopCount())
         return false;
 
     gradient = result.release();
     return true;
 }
 
-bool CSSParser::parseRadialGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
+bool BisonCSSParser::parseRadialGradient(CSSParserValueList* valueList, RefPtr<CSSValue>& gradient, CSSGradientRepeat repeating)
 {
     RefPtr<CSSRadialGradientValue> result = CSSRadialGradientValue::create(repeating, CSSRadialGradient);
 
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || !args->size())
         return false;
 
     CSSParserValue* a = args->current();
     if (!a)
         return false;
@@ skipping 102 matching lines @@
     if (shapeValue || sizeValue || horizontalSize || centerX || centerY)
         expectComma = true;
 
     if (!parseGradientColorStops(args, result.get(), expectComma))
         return false;
 
     gradient = result.release();
     return true;
 }
 
-bool CSSParser::parseGradientColorStops(CSSParserValueList* valueList, CSSGradientValue* gradient, bool expectComma)
+bool BisonCSSParser::parseGradientColorStops(CSSParserValueList* valueList, CSSGradientValue* gradient, bool expectComma)
 {
     CSSParserValue* a = valueList->current();
 
     // Now look for color stops.
     while (a) {
         // Look for the comma before the next stop.
         if (expectComma) {
             if (!isComma(a))
                 return false;
 
@@ skipping 17 matching lines @@
         }
 
         gradient->addStop(stop);
         expectComma = true;
     }
 
     // Must have 2 or more stops to be valid.
     return gradient->stopCount() >= 2;
 }
 
-bool CSSParser::parseGeneratedImage(CSSParserValueList* valueList, RefPtr<CSSValue>& value)
+bool BisonCSSParser::parseGeneratedImage(CSSParserValueList* valueList, RefPtr<CSSValue>& value)
 {
     CSSParserValue* val = valueList->current();
 
     if (val->unit != CSSParserValue::Function)
         return false;
 
     if (equalIgnoringCase(val->function->name, "-webkit-gradient("))
         return parseDeprecatedGradient(valueList, value);
 
     if (equalIgnoringCase(val->function->name, "-webkit-linear-gradient("))
@@ skipping 22 matching lines @@
 
     if (equalIgnoringCase(val->function->name, "-webkit-canvas("))
         return parseCanvas(valueList, value);
 
     if (equalIgnoringCase(val->function->name, "-webkit-cross-fade("))
         return parseCrossfade(valueList, value);
 
     return false;
 }
 
-bool CSSParser::parseCrossfade(CSSParserValueList* valueList, RefPtr<CSSValue>& crossfade)
+bool BisonCSSParser::parseCrossfade(CSSParserValueList* valueList, RefPtr<CSSValue>& crossfade)
 {
     RefPtr<CSSCrossfadeValue> result;
 
     // Walk the arguments.
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || args->size() != 5)
         return false;
     CSSParserValue* a = args->current();
     RefPtr<CSSValue> fromImageValue;
     RefPtr<CSSValue> toImageValue;
@@ skipping 31 matching lines @@
         return false;
 
     result = CSSCrossfadeValue::create(fromImageValue, toImageValue);
     result->setPercentage(percentage);
 
     crossfade = result;
 
     return true;
 }
 
-bool CSSParser::parseCanvas(CSSParserValueList* valueList, RefPtr<CSSValue>& canvas)
+bool BisonCSSParser::parseCanvas(CSSParserValueList* valueList, RefPtr<CSSValue>& canvas)
 {
     // Walk the arguments.
     CSSParserValueList* args = valueList->current()->function->args.get();
     if (!args || args->size() != 1)
         return false;
 
     // The first argument is the canvas name.  It is an identifier.
     CSSParserValue* value = args->current();
     if (!value || value->unit != CSSPrimitiveValue::CSS_IDENT)
         return false;
 
     canvas = CSSCanvasValue::create(value->string);
     return true;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseImageSet(CSSParserValueList* valueList)
+PassRefPtr<CSSValue> BisonCSSParser::parseImageSet(CSSParserValueList* valueList)
 {
     CSSParserValue* function = valueList->current();
 
     if (function->unit != CSSParserValue::Function)
         return 0;
 
     CSSParserValueList* functionArgs = valueList->current()->function->args.get();
     if (!functionArgs || !functionArgs->size() || !functionArgs->current())
         return 0;
 
@@ skipping 42 matching lines @@
 
     return imageSet.release();
 }
 
 class TransformOperationInfo {
 public:
     TransformOperationInfo(const CSSParserString& name)
         : m_type(CSSTransformValue::UnknownTransformOperation)
         , m_argCount(1)
         , m_allowSingleArgument(false)
-        , m_unit(CSSParser::FUnknown)
+        , m_unit(BisonCSSParser::FUnknown)
     {
         const UChar* characters;
         unsigned nameLength = name.length();
 
         const unsigned longestNameLength = 12;
         UChar characterBuffer[longestNameLength];
         if (name.is8Bit()) {
             unsigned length = std::min(longestNameLength, nameLength);
             const LChar* characters8 = name.characters8();
             for (unsigned i = 0; i < length; ++i)
                 characterBuffer[i] = characters8[i];
             characters = characterBuffer;
         } else
             characters = name.characters16();
 
         SWITCH(characters, nameLength) {
             CASE("skew(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::SkewTransformOperation;
                 m_allowSingleArgument = true;
                 m_argCount = 3;
             }
             CASE("scale(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::ScaleTransformOperation;
                 m_allowSingleArgument = true;
                 m_argCount = 3;
             }
             CASE("skewx(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::SkewXTransformOperation;
             }
             CASE("skewy(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::SkewYTransformOperation;
             }
             CASE("matrix(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::MatrixTransformOperation;
                 m_argCount = 11;
             }
             CASE("rotate(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::RotateTransformOperation;
             }
             CASE("scalex(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::ScaleXTransformOperation;
             }
             CASE("scaley(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::ScaleYTransformOperation;
             }
             CASE("scalez(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::ScaleZTransformOperation;
             }
             CASE("scale3d(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::Scale3DTransformOperation;
                 m_argCount = 5;
             }
             CASE("rotatex(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::RotateXTransformOperation;
             }
             CASE("rotatey(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::RotateYTransformOperation;
             }
             CASE("rotatez(") {
-                m_unit = CSSParser::FAngle;
+                m_unit = BisonCSSParser::FAngle;
                 m_type = CSSTransformValue::RotateZTransformOperation;
             }
             CASE("matrix3d(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::Matrix3DTransformOperation;
                 m_argCount = 31;
             }
             CASE("rotate3d(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::Rotate3DTransformOperation;
                 m_argCount = 7;
             }
             CASE("translate(") {
-                m_unit = CSSParser::FLength | CSSParser::FPercent;
+                m_unit = BisonCSSParser::FLength | BisonCSSParser::FPercent;
                 m_type = CSSTransformValue::TranslateTransformOperation;
                 m_allowSingleArgument = true;
                 m_argCount = 3;
             }
             CASE("translatex(") {
-                m_unit = CSSParser::FLength | CSSParser::FPercent;
+                m_unit = BisonCSSParser::FLength | BisonCSSParser::FPercent;
                 m_type = CSSTransformValue::TranslateXTransformOperation;
             }
             CASE("translatey(") {
-                m_unit = CSSParser::FLength | CSSParser::FPercent;
+                m_unit = BisonCSSParser::FLength | BisonCSSParser::FPercent;
                 m_type = CSSTransformValue::TranslateYTransformOperation;
             }
             CASE("translatez(") {
-                m_unit = CSSParser::FLength | CSSParser::FPercent;
+                m_unit = BisonCSSParser::FLength | BisonCSSParser::FPercent;
                 m_type = CSSTransformValue::TranslateZTransformOperation;
             }
             CASE("perspective(") {
-                m_unit = CSSParser::FNumber;
+                m_unit = BisonCSSParser::FNumber;
                 m_type = CSSTransformValue::PerspectiveTransformOperation;
             }
             CASE("translate3d(") {
-                m_unit = CSSParser::FLength | CSSParser::FPercent;
+                m_unit = BisonCSSParser::FLength | BisonCSSParser::FPercent;
                 m_type = CSSTransformValue::Translate3DTransformOperation;
                 m_argCount = 5;
             }
         }
     }
 
     CSSTransformValue::TransformOperationType type() const { return m_type; }
     unsigned argCount() const { return m_argCount; }
-    CSSParser::Units unit() const { return m_unit; }
+    BisonCSSParser::Units unit() const { return m_unit; }
 
     bool unknown() const { return m_type == CSSTransformValue::UnknownTransformOperation; }
     bool hasCorrectArgCount(unsigned argCount) { return m_argCount == argCount || (m_allowSingleArgument && argCount == 1); }
 
 private:
     CSSTransformValue::TransformOperationType m_type;
     unsigned m_argCount;
     bool m_allowSingleArgument;
-    CSSParser::Units m_unit;
+    BisonCSSParser::Units m_unit;
 };
 
-PassRefPtr<CSSValueList> CSSParser::parseTransform()
+PassRefPtr<CSSValueList> BisonCSSParser::parseTransform()
 {
     if (!m_valueList)
         return 0;
 
     RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         RefPtr<CSSValue> parsedTransformValue = parseTransformValue(value);
         if (!parsedTransformValue)
             return 0;
 
         list->append(parsedTransformValue.release());
     }
 
     return list.release();
 }
 
-PassRefPtr<CSSValue> CSSParser::parseTransformValue(CSSParserValue *value)
+PassRefPtr<CSSValue> BisonCSSParser::parseTransformValue(CSSParserValue *value)
 {
     if (value->unit != CSSParserValue::Function || !value->function)
         return 0;
 
     // Every primitive requires at least one argument.
     CSSParserValueList* args = value->function->args.get();
     if (!args)
         return 0;
 
     // See if the specified primitive is one we understand.
     TransformOperationInfo info(value->function->name);
     if (info.unknown())
         return 0;
 
     if (!info.hasCorrectArgCount(args->size()))
         return 0;
 
     // The transform is a list of functional primitives that specify transform operations.
     // We collect a list of CSSTransformValues, where each value specifies a single operation.
 
     // Create the new CSSTransformValue for this operation and add it to our list.
     RefPtr<CSSTransformValue> transformValue = CSSTransformValue::create(info.type());
 
     // Snag our values.
     CSSParserValue* a = args->current();
     unsigned argNumber = 0;
     while (a) {
-        CSSParser::Units unit = info.unit();
+        BisonCSSParser::Units unit = info.unit();
 
         if (info.type() == CSSTransformValue::Rotate3DTransformOperation && argNumber == 3) {
             // 4th param of rotate3d() is an angle rather than a bare number, validate it as such
             if (!validUnit(a, FAngle, HTMLStandardMode))
                 return 0;
         } else if (info.type() == CSSTransformValue::Translate3DTransformOperation && argNumber == 2) {
             // 3rd param of translate3d() cannot be a percentage
             if (!validUnit(a, FLength, HTMLStandardMode))
                 return 0;
         } else if (info.type() == CSSTransformValue::TranslateZTransformOperation && !argNumber) {
@@ skipping 16 matching lines @@
         if (a->unit != CSSParserValue::Operator || a->iValue != ',')
             return 0;
         a = args->next();
 
         argNumber++;
     }
 
     return transformValue.release();
 }
 
-bool CSSParser::isBlendMode(CSSValueID valueID)
+bool BisonCSSParser::isBlendMode(CSSValueID valueID)
 {
     return (valueID >= CSSValueMultiply && valueID <= CSSValueLuminosity)
         || valueID == CSSValueNormal
         || valueID == CSSValueOverlay;
 }
 
-bool CSSParser::isCompositeOperator(CSSValueID valueID)
+bool BisonCSSParser::isCompositeOperator(CSSValueID valueID)
 {
     // FIXME: Add CSSValueDestination and CSSValueLighter when the Compositing spec updates.
     return valueID >= CSSValueClear && valueID <= CSSValueXor;
 }
 
 static void filterInfoForName(const CSSParserString& name, CSSFilterValue::FilterOperationType& filterType, unsigned& maximumArgumentCount)
 {
     if (equalIgnoringCase(name, "grayscale("))
         filterType = CSSFilterValue::GrayscaleFilterOperation;
     else if (equalIgnoringCase(name, "sepia("))
@@ skipping 23 matching lines @@
 static bool acceptCommaOperator(CSSParserValueList* argsList)
 {
     if (CSSParserValue* arg = argsList->current()) {
         if (!isComma(arg))
             return false;
         argsList->next();
     }
     return true;
 }
 
-PassRefPtr<CSSArrayFunctionValue> CSSParser::parseCustomFilterArrayFunction(CSSParserValue* value)
+PassRefPtr<CSSArrayFunctionValue> BisonCSSParser::parseCustomFilterArrayFunction(CSSParserValue* value)
 {
     ASSERT(value->unit == CSSParserValue::Function && value->function);
 
     if (!equalIgnoringCase(value->function->name, "array("))
         return 0;
 
     CSSParserValueList* arrayArgsParserValueList = value->function->args.get();
     if (!arrayArgsParserValueList || !arrayArgsParserValueList->size())
         return 0;
 
@@ skipping 14 matching lines @@
 
         if (!isComma(nextParserValue))
             return 0;
 
         arrayArgsParserValueList->next();
     }
 
     return arrayFunction;
 }
 
-PassRefPtr<CSSMixFunctionValue> CSSParser::parseMixFunction(CSSParserValue* value)
+PassRefPtr<CSSMixFunctionValue> BisonCSSParser::parseMixFunction(CSSParserValue* value)
 {
     ASSERT(value->unit == CSSParserValue::Function && value->function);
 
     if (!equalIgnoringCase(value->function->name, "mix("))
         return 0;
 
     CSSParserValueList* argsList = value->function->args.get();
     if (!argsList)
         return 0;
 
@@ skipping 27 matching lines @@
 
         if (!value)
             return 0;
 
         mixFunction->append(value.release());
     }
 
     return mixFunction;
 }
 
-PassRefPtr<CSSValueList> CSSParser::parseCustomFilterParameters(CSSParserValueList* argsList)
+PassRefPtr<CSSValueList> BisonCSSParser::parseCustomFilterParameters(CSSParserValueList* argsList)
 {
     //
     // params:      [<param-def>[,<param-def>*]]
     // param-def:   <param-name>wsp<param-value>
     // param-name:  <ident>
     // param-value: true|false[wsp+true|false]{0-3} |
     //              <number>[wsp+<number>]{0-3} |
     //              <array> |
     //              <transform> |
     //              <texture(<uri>)>
@@ skipping 51 matching lines @@
         if (!parameterValue || !acceptCommaOperator(argsList))
             return 0;
 
         parameter->append(parameterValue.release());
         paramList->append(parameter.release());
     }
 
     return paramList;
 }
 
-PassRefPtr<CSSFilterValue> CSSParser::parseCustomFilterFunctionWithAtRuleReferenceSyntax(CSSParserValue* value)
+PassRefPtr<CSSFilterValue> BisonCSSParser::parseCustomFilterFunctionWithAtRuleReferenceSyntax(CSSParserValue* value)
 {
     //
     // Custom filter function "at-rule reference" syntax:
     //
     // custom(<filter-name>wsp[,wsp<params>])
     //
     // filter-name: <filter-name>
-    // params: See the comment in CSSParser::parseCustomFilterParameters.
+    // params: See the comment in BisonCSSParser::parseCustomFilterParameters.
     //
 
     ASSERT(value->function);
 
     CSSParserValueList* argsList = value->function->args.get();
     if (!argsList || !argsList->size())
         return 0;
 
     // 1. Parse the filter name.
     CSSParserValue* arg = argsList->current();
@@ skipping 14 matching lines @@
     if (!paramList)
         return 0;
 
     if (paramList->length())
         filterValue->append(paramList.release());
 
     return filterValue;
 }
 
 // FIXME: The custom filters "inline" syntax is deprecated. We will remove it eventually.
-PassRefPtr<CSSFilterValue> CSSParser::parseCustomFilterFunctionWithInlineSyntax(CSSParserValue* value)
+PassRefPtr<CSSFilterValue> BisonCSSParser::parseCustomFilterFunctionWithInlineSyntax(CSSParserValue* value)
 {
     //
     // Custom filter function "inline" syntax:
     //
     // custom(<vertex-shader>[wsp<fragment-shader>][,<vertex-mesh>][,<params>])
     //
     // vertexShader:    <uri> | none
     // fragmentShader:  <uri> | none | mix(<uri> [ <blend-mode> || <alpha-compositing> ]?)
     //
     // blend-mode: normal | multiply | screen | overlay | darken | lighten | color-dodge |
     //             color-burn | hard-light | soft-light | difference | exclusion | hue |
     //             saturation | color | luminosity
     // alpha-compositing: clear | src | dst | src-over | dst-over | src-in | dst-in |
     //                    src-out | dst-out | src-atop | dst-atop | xor | plus
     //
     // vertexMesh:  +<integer>{1,2}[wsp<box>][wsp'detached']
     // box: filter-box | border-box | padding-box | content-box
     //
-    // params: See the comment in CSSParser::parseCustomFilterParameters.
+    // params: See the comment in BisonCSSParser::parseCustomFilterParameters.
     //
 
     ASSERT(value->function);
 
     CSSParserValueList* argsList = value->function->args.get();
     if (!argsList)
         return 0;
 
     RefPtr<CSSFilterValue> filterValue = CSSFilterValue::create(CSSFilterValue::CustomFilterOperation);
 
@@ skipping 63 matching lines @@
     RefPtr<CSSValueList> paramList = parseCustomFilterParameters(argsList);
     if (!paramList)
         return 0;
 
     if (paramList->length())
         filterValue->append(paramList.release());
 
     return filterValue;
 }
 
-PassRefPtr<CSSFilterValue> CSSParser::parseCustomFilterFunction(CSSParserValue* value)
+PassRefPtr<CSSFilterValue> BisonCSSParser::parseCustomFilterFunction(CSSParserValue* value)
 {
     ASSERT(value->function);
 
     // Look ahead to determine which syntax the custom function is using.
     // Both the at-rule reference syntax and the inline syntax require at least one argument.
     CSSParserValueList* argsList = value->function->args.get();
     if (!argsList || !argsList->size())
         return 0;
 
     // The at-rule reference syntax expects a single ident or an ident followed by a comma.
     // e.g. custom(my-filter) or custom(my-filter, ...)
     // In contrast, when the inline syntax starts with an ident like "none", it expects a uri or a mix function next.
     // e.g. custom(none url(...)) or custom(none mix(...)
     bool isAtRuleReferenceSyntax = argsList->valueAt(0)->unit == CSSPrimitiveValue::CSS_IDENT
         && (argsList->size() == 1 || isComma(argsList->valueAt(1)));
     return isAtRuleReferenceSyntax ? parseCustomFilterFunctionWithAtRuleReferenceSyntax(value) : parseCustomFilterFunctionWithInlineSyntax(value);
 }
 
-PassRefPtr<CSSValueList> CSSParser::parseCustomFilterTransform(CSSParserValueList* valueList)
+PassRefPtr<CSSValueList> BisonCSSParser::parseCustomFilterTransform(CSSParserValueList* valueList)
 {
     if (!valueList)
         return 0;
 
     // CSS Shaders' custom() transforms are space separated and comma terminated.
     RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     for (CSSParserValue* value = valueList->current(); value; value = valueList->next()) {
         if (isComma(value))
             break;
 
         RefPtr<CSSValue> parsedTransformValue = parseTransformValue(value);
         if (!parsedTransformValue)
             return 0;
 
         list->append(parsedTransformValue.release());
     }
 
     return list.release();
 }
 
-PassRefPtr<CSSShaderValue> CSSParser::parseFilterRuleSrcUriAndFormat(CSSParserValueList* valueList)
+PassRefPtr<CSSShaderValue> BisonCSSParser::parseFilterRuleSrcUriAndFormat(CSSParserValueList* valueList)
 {
     CSSParserValue* value = valueList->current();
     ASSERT(value && value->unit == CSSPrimitiveValue::CSS_URI);
     RefPtr<CSSShaderValue> shaderValue = CSSShaderValue::create(completeURL(value->string));
 
     value = valueList->next();
     if (value && value->unit == CSSParserValue::Function && equalIgnoringCase(value->function->name, "format(")) {
         CSSParserValueList* args = value->function->args.get();
         if (!args || args->size() != 1)
             return 0;
 
         CSSParserValue* arg = args->current();
         if (arg->unit != CSSPrimitiveValue::CSS_STRING)
             return 0;
 
         shaderValue->setFormat(arg->string);
         valueList->next();
     }
 
     return shaderValue.release();
 }
 
-bool CSSParser::parseFilterRuleSrc()
+bool BisonCSSParser::parseFilterRuleSrc()
 {
     RefPtr<CSSValueList> srcList = CSSValueList::createCommaSeparated();
 
     CSSParserValue* value = m_valueList->current();
     while (value) {
         if (value->unit != CSSPrimitiveValue::CSS_URI)
             return false;
 
         RefPtr<CSSShaderValue> shaderValue = parseFilterRuleSrcUriAndFormat(m_valueList.get());
         if (!shaderValue)
             return false;
         srcList->append(shaderValue.release());
 
         if (!acceptCommaOperator(m_valueList.get()))
             return false;
 
         value = m_valueList->current();
     }
 
     if (!srcList->length())
         return false;
 
     addProperty(CSSPropertySrc, srcList.release(), m_important);
     return true;
 }
 
-StyleRuleBase* CSSParser::createFilterRule(const CSSParserString& filterName)
+StyleRuleBase* BisonCSSParser::createFilterRule(const CSSParserString& filterName)
 {
     RefPtr<StyleRuleFilter> rule = StyleRuleFilter::create(filterName);
     rule->setProperties(createStylePropertySet());
     clearProperties();
     StyleRuleFilter* result = rule.get();
     m_parsedRules.append(rule.release());
     return result;
 }
 
 
-PassRefPtr<CSSFilterValue> CSSParser::parseBuiltinFilterArguments(CSSParserValueList* args, CSSFilterValue::FilterOperationType filterType)
+PassRefPtr<CSSFilterValue> BisonCSSParser::parseBuiltinFilterArguments(CSSParserValueList* args, CSSFilterValue::FilterOperationType filterType)
 {
     RefPtr<CSSFilterValue> filterValue = CSSFilterValue::create(filterType);
     ASSERT(args);
 
     switch (filterType) {
     case CSSFilterValue::GrayscaleFilterOperation:
     case CSSFilterValue::SepiaFilterOperation:
     case CSSFilterValue::SaturateFilterOperation:
     case CSSFilterValue::InvertFilterOperation:
     case CSSFilterValue::OpacityFilterOperation:
@@ skipping 71 matching lines @@
 
         filterValue->append((shadowValueList.release())->itemWithoutBoundsCheck(0));
         break;
     }
     default:
         ASSERT_NOT_REACHED();
     }
     return filterValue.release();
 }
 
-PassRefPtr<CSSValueList> CSSParser::parseFilter()
+PassRefPtr<CSSValueList> BisonCSSParser::parseFilter()
 {
     if (!m_valueList)
         return 0;
 
     // The filter is a list of functional primitives that specify individual operations.
     RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         if (value->unit != CSSPrimitiveValue::CSS_URI && (value->unit != CSSParserValue::Function || !value->function))
             return 0;
 
@@ skipping 41 matching lines @@
 
 static bool validFlowName(const String& flowName)
 {
     return !(equalIgnoringCase(flowName, "auto")
             || equalIgnoringCase(flowName, "default")
             || equalIgnoringCase(flowName, "inherit")
             || equalIgnoringCase(flowName, "initial")
             || equalIgnoringCase(flowName, "none"));
 }
 
-bool CSSParser::parseFlowThread(const String& flowName)
+bool BisonCSSParser::parseFlowThread(const String& flowName)
 {
     setupParser("@-internal-decls -webkit-flow-into:", flowName, "");
     cssyyparse(this);
 
     m_rule = 0;
 
     return ((m_parsedProperties.size() == 1) && (m_parsedProperties.first().id() == CSSPropertyWebkitFlowInto));
 }
 
 // none | <ident>
-bool CSSParser::parseFlowThread(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseFlowThread(CSSPropertyID propId, bool important)
 {
     ASSERT(propId == CSSPropertyWebkitFlowInto);
     ASSERT(RuntimeEnabledFeatures::cssRegionsEnabled());
 
     if (m_valueList->size() != 1)
         return false;
 
     CSSParserValue* value = m_valueList->current();
     if (!value)
         return false;
@@ skipping 11 matching lines @@
         if (!validFlowName(inputProperty))
             return false;
         addProperty(propId, cssValuePool().createValue(inputProperty, CSSPrimitiveValue::CSS_STRING), important);
     } else
         addProperty(propId, cssValuePool().createIdentifierValue(CSSValueNone), important);
 
     return true;
 }
 
 // -webkit-flow-from: none | <ident>
-bool CSSParser::parseRegionThread(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseRegionThread(CSSPropertyID propId, bool important)
 {
     ASSERT(propId == CSSPropertyWebkitFlowFrom);
     ASSERT(RuntimeEnabledFeatures::cssRegionsEnabled());
 
     if (m_valueList->size() != 1)
         return false;
 
     CSSParserValue* value = m_valueList->current();
     if (!value)
         return false;
 
     if (value->unit != CSSPrimitiveValue::CSS_IDENT)
         return false;
 
     if (value->id == CSSValueNone)
         addProperty(propId, cssValuePool().createIdentifierValue(value->id), important);
     else {
         String inputProperty = String(value->string);
         if (!inputProperty.isEmpty()) {
             if (!validFlowName(inputProperty))
                 return false;
             addProperty(propId, cssValuePool().createValue(inputProperty, CSSPrimitiveValue::CSS_STRING), important);
         } else
             addProperty(propId, cssValuePool().createIdentifierValue(CSSValueNone), important);
     }
 
     return true;
 }
 
-bool CSSParser::parseTransformOrigin(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2, CSSPropertyID& propId3, RefPtr<CSSValue>& value, RefPtr<CSSValue>& value2, RefPtr<CSSValue>& value3)
+bool BisonCSSParser::parseTransformOrigin(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2, CSSPropertyID& propId3, RefPtr<CSSValue>& value, RefPtr<CSSValue>& value2, RefPtr<CSSValue>& value3)
 {
     propId1 = propId;
     propId2 = propId;
     propId3 = propId;
     if (propId == CSSPropertyWebkitTransformOrigin) {
         propId1 = CSSPropertyWebkitTransformOriginX;
         propId2 = CSSPropertyWebkitTransformOriginY;
         propId3 = CSSPropertyWebkitTransformOriginZ;
     }
 
@@ skipping 23 matching lines @@
             break;
         }
         default:
             ASSERT_NOT_REACHED();
             return false;
     }
 
     return value;
 }
 
-bool CSSParser::parsePerspectiveOrigin(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2, RefPtr<CSSValue>& value, RefPtr<CSSValue>& value2)
+bool BisonCSSParser::parsePerspectiveOrigin(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2, RefPtr<CSSValue>& value, RefPtr<CSSValue>& value2)
 {
     propId1 = propId;
     propId2 = propId;
     if (propId == CSSPropertyWebkitPerspectiveOrigin) {
         propId1 = CSSPropertyWebkitPerspectiveOriginX;
         propId2 = CSSPropertyWebkitPerspectiveOriginY;
     }
 
     switch (propId) {
         case CSSPropertyWebkitPerspectiveOrigin:
@@ skipping 14 matching lines @@
             break;
         }
         default:
             ASSERT_NOT_REACHED();
             return false;
     }
 
     return value;
 }
 
-bool CSSParser::parseTouchAction(bool important)
+bool BisonCSSParser::parseTouchAction(bool important)
 {
     if (!RuntimeEnabledFeatures::cssTouchActionEnabled())
         return false;
 
     CSSParserValue* value = m_valueList->current();
     RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
     if (m_valueList->size() == 1 && value && (value->id == CSSValueAuto || value->id == CSSValueNone)) {
         list->append(cssValuePool().createIdentifierValue(value->id));
         addProperty(CSSPropertyTouchAction, list.release(), important);
         m_valueList->next();
@@ skipping 22 matching lines @@
     }
 
     if (list->length() && isValid) {
         addProperty(CSSPropertyTouchAction, list.release(), important);
         return true;
     }
 
     return false;
 }
 
-void CSSParser::addTextDecorationProperty(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important)
+void BisonCSSParser::addTextDecorationProperty(CSSPropertyID propId, PassRefPtr<CSSValue> value, bool important)
 {
     // The text-decoration-line property takes priority over text-decoration, unless the latter has important priority set.
     if (propId == CSSPropertyTextDecoration && !important && !inShorthand()) {
         for (unsigned i = 0; i < m_parsedProperties.size(); ++i) {
             if (m_parsedProperties[i].id() == CSSPropertyTextDecorationLine)
                 return;
         }
     }
     addProperty(propId, value, important);
 }
 
-bool CSSParser::parseTextDecoration(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseTextDecoration(CSSPropertyID propId, bool important)
 {
     if (propId == CSSPropertyTextDecorationLine
         && !RuntimeEnabledFeatures::css3TextDecorationsEnabled())
         return false;
 
     CSSParserValue* value = m_valueList->current();
     if (value && value->id == CSSValueNone) {
         addTextDecorationProperty(propId, cssValuePool().createIdentifierValue(CSSValueNone), important);
         m_valueList->next();
         return true;
@@ skipping 19 matching lines @@
 
     // Values are either valid or in shorthand scope.
     if (list->length() && (isValid || inShorthand())) {
         addTextDecorationProperty(propId, list.release(), important);
         return true;
     }
 
     return false;
 }
 
-bool CSSParser::parseTextUnderlinePosition(bool important)
+bool BisonCSSParser::parseTextUnderlinePosition(bool important)
 {
     // The text-underline-position property has syntax "auto | [ under || [ left | right ] ]".
     // However, values 'left' and 'right' are not implemented yet, so we will parse syntax
     // "auto | under" for now.
     CSSParserValue* value = m_valueList->current();
     switch (value->id) {
     case CSSValueAuto:
     case CSSValueUnder:
         if (m_valueList->next())
             return false;
         addProperty(CSSPropertyTextUnderlinePosition, cssValuePool().createIdentifierValue(value->id), important);
         return true;
     default:
         return false;
     }
 }
 
-bool CSSParser::parseTextEmphasisStyle(bool important)
+bool BisonCSSParser::parseTextEmphasisStyle(bool important)
 {
     unsigned valueListSize = m_valueList->size();
 
     RefPtr<CSSPrimitiveValue> fill;
     RefPtr<CSSPrimitiveValue> shape;
 
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         if (value->unit == CSSPrimitiveValue::CSS_STRING) {
             if (fill || shape || (valueListSize != 1 && !inShorthand()))
                 return false;
@@ skipping 36 matching lines @@
         return true;
     }
     if (shape) {
         addProperty(CSSPropertyWebkitTextEmphasisStyle, shape.release(), important);
         return true;
     }
 
     return false;
 }
 
-PassRefPtr<CSSValue> CSSParser::parseTextIndent()
+PassRefPtr<CSSValue> BisonCSSParser::parseTextIndent()
 {
     RefPtr<CSSValueList> list = CSSValueList::createSpaceSeparated();
 
     // <length> | <percentage> | inherit
     if (m_valueList->size() == 1) {
         CSSParserValue* value = m_valueList->current();
         if (!value->id && validUnit(value, FLength | FPercent)) {
             list->append(createPrimitiveNumericValue(value));
             m_valueList->next();
             return list.release();
@@ skipping 24 matching lines @@
     if (lengthOrPercentageValue) {
         list->append(createPrimitiveNumericValue(lengthOrPercentageValue));
         list->append(cssValuePool().createIdentifierValue(CSSValueEachLine));
         m_valueList->next();
         return list.release();
     }
 
     return 0;
 }
 
-bool CSSParser::parseLineBoxContain(bool important)
+bool BisonCSSParser::parseLineBoxContain(bool important)
 {
     LineBoxContain lineBoxContain = LineBoxContainNone;
 
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         if (value->id == CSSValueBlock) {
             if (lineBoxContain & LineBoxContainBlock)
                 return false;
             lineBoxContain |= LineBoxContainBlock;
         } else if (value->id == CSSValueInline) {
             if (lineBoxContain & LineBoxContainInline)
@@ skipping 19 matching lines @@
             return false;
     }
 
     if (!lineBoxContain)
         return false;
 
     addProperty(CSSPropertyWebkitLineBoxContain, CSSLineBoxContainValue::create(lineBoxContain), important);
     return true;
 }
 
-bool CSSParser::parseFontFeatureTag(CSSValueList* settings)
+bool BisonCSSParser::parseFontFeatureTag(CSSValueList* settings)
 {
     // Feature tag name consists of 4-letter characters.
     static const unsigned tagNameLength = 4;
 
     CSSParserValue* value = m_valueList->current();
     // Feature tag name comes first
     if (value->unit != CSSPrimitiveValue::CSS_STRING)
         return false;
     if (value->string.length() != tagNameLength)
         return false;
@@ skipping 16 matching lines @@
             m_valueList->next();
         } else if (value->id == CSSValueOn || value->id == CSSValueOff) {
             tagValue = value->id == CSSValueOn;
             m_valueList->next();
         }
     }
     settings->append(CSSFontFeatureValue::create(tag, tagValue));
     return true;
 }
 
-bool CSSParser::parseFontFeatureSettings(bool important)
+bool BisonCSSParser::parseFontFeatureSettings(bool important)
 {
     if (m_valueList->size() == 1 && m_valueList->current()->id == CSSValueNormal) {
         RefPtr<CSSPrimitiveValue> normalValue = cssValuePool().createIdentifierValue(CSSValueNormal);
         m_valueList->next();
         addProperty(CSSPropertyWebkitFontFeatureSettings, normalValue.release(), important);
         return true;
     }
 
     RefPtr<CSSValueList> settings = CSSValueList::createCommaSeparated();
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         if (!parseFontFeatureTag(settings.get()))
             return false;
 
         // If the list isn't parsed fully, the current value should be comma.
         value = m_valueList->current();
         if (value && !isComma(value))
             return false;
     }
     if (settings->length()) {
         addProperty(CSSPropertyWebkitFontFeatureSettings, settings.release(), important);
         return true;
     }
     return false;
 }
 
-bool CSSParser::parseFontVariantLigatures(bool important)
+bool BisonCSSParser::parseFontVariantLigatures(bool important)
 {
     RefPtr<CSSValueList> ligatureValues = CSSValueList::createSpaceSeparated();
     bool sawCommonLigaturesValue = false;
     bool sawDiscretionaryLigaturesValue = false;
     bool sawHistoricalLigaturesValue = false;
 
     for (CSSParserValue* value = m_valueList->current(); value; value = m_valueList->next()) {
         if (value->unit != CSSPrimitiveValue::CSS_IDENT)
             return false;
 
@@ skipping 24 matching lines @@
         }
     }
 
     if (!ligatureValues->length())
         return false;
 
     addProperty(CSSPropertyWebkitFontVariantLigatures, ligatureValues.release(), important);
     return true;
 }
 
-bool CSSParser::parseCalculation(CSSParserValue* value, ValueRange range)
+bool BisonCSSParser::parseCalculation(CSSParserValue* value, ValueRange range)
 {
     ASSERT(isCalculation(value));
 
     CSSParserValueList* args = value->function->args.get();
     if (!args || !args->size())
         return false;
 
     ASSERT(!m_parsedCalculation);
     m_parsedCalculation = CSSCalcValue::create(value->function->name, args, range);
 
     if (!m_parsedCalculation)
         return false;
 
     return true;
 }
 
 #define END_TOKEN 0
 
-void CSSParser::ensureLineEndings()
+void BisonCSSParser::ensureLineEndings()
 {
     if (!m_lineEndings)
         m_lineEndings = lineEndings(*m_source);
 }
 
-CSSParserSelector* CSSParser::createFloatingSelectorWithTagName(const QualifiedName& tagQName)
+CSSParserSelector* BisonCSSParser::createFloatingSelectorWithTagName(const QualifiedName& tagQName)
 {
     CSSParserSelector* selector = new CSSParserSelector(tagQName);
     m_floatingSelectors.append(selector);
     return selector;
 }
 
-CSSParserSelector* CSSParser::createFloatingSelector()
+CSSParserSelector* BisonCSSParser::createFloatingSelector()
 {
     CSSParserSelector* selector = new CSSParserSelector;
     m_floatingSelectors.append(selector);
     return selector;
 }
 
-PassOwnPtr<CSSParserSelector> CSSParser::sinkFloatingSelector(CSSParserSelector* selector)
+PassOwnPtr<CSSParserSelector> BisonCSSParser::sinkFloatingSelector(CSSParserSelector* selector)
 {
     if (selector) {
         size_t index = m_floatingSelectors.reverseFind(selector);
         ASSERT(index != kNotFound);
         m_floatingSelectors.remove(index);
     }
     return adoptPtr(selector);
 }
 
-Vector<OwnPtr<CSSParserSelector> >* CSSParser::createFloatingSelectorVector()
+Vector<OwnPtr<CSSParserSelector> >* BisonCSSParser::createFloatingSelectorVector()
 {
     Vector<OwnPtr<CSSParserSelector> >* selectorVector = new Vector<OwnPtr<CSSParserSelector> >;
     m_floatingSelectorVectors.append(selectorVector);
     return selectorVector;
 }
 
-PassOwnPtr<Vector<OwnPtr<CSSParserSelector> > > CSSParser::sinkFloatingSelectorVector(Vector<OwnPtr<CSSParserSelector> >* selectorVector)
+PassOwnPtr<Vector<OwnPtr<CSSParserSelector> > > BisonCSSParser::sinkFloatingSelectorVector(Vector<OwnPtr<CSSParserSelector> >* selectorVector)
 {
     if (selectorVector) {
         size_t index = m_floatingSelectorVectors.reverseFind(selectorVector);
         ASSERT(index != kNotFound);
         m_floatingSelectorVectors.remove(index);
     }
     return adoptPtr(selectorVector);
 }
 
-CSSParserValueList* CSSParser::createFloatingValueList()
+CSSParserValueList* BisonCSSParser::createFloatingValueList()
 {
     CSSParserValueList* list = new CSSParserValueList;
     m_floatingValueLists.append(list);
     return list;
 }
 
-PassOwnPtr<CSSParserValueList> CSSParser::sinkFloatingValueList(CSSParserValueList* list)
+PassOwnPtr<CSSParserValueList> BisonCSSParser::sinkFloatingValueList(CSSParserValueList* list)
 {
     if (list) {
         size_t index = m_floatingValueLists.reverseFind(list);
         ASSERT(index != kNotFound);
         m_floatingValueLists.remove(index);
     }
     return adoptPtr(list);
 }
 
-CSSParserFunction* CSSParser::createFloatingFunction()
+CSSParserFunction* BisonCSSParser::createFloatingFunction()
 {
     CSSParserFunction* function = new CSSParserFunction;
     m_floatingFunctions.append(function);
     return function;
 }
 
-CSSParserFunction* CSSParser::createFloatingFunction(const CSSParserString& name, PassOwnPtr<CSSParserValueList> args)
+CSSParserFunction* BisonCSSParser::createFloatingFunction(const CSSParserString& name, PassOwnPtr<CSSParserValueList> args)
 {
     CSSParserFunction* function = createFloatingFunction();
     function->name = name;
     function->args = args;
     return function;
 }
 
-PassOwnPtr<CSSParserFunction> CSSParser::sinkFloatingFunction(CSSParserFunction* function)
+PassOwnPtr<CSSParserFunction> BisonCSSParser::sinkFloatingFunction(CSSParserFunction* function)
 {
     if (function) {
         size_t index = m_floatingFunctions.reverseFind(function);
         ASSERT(index != kNotFound);
         m_floatingFunctions.remove(index);
     }
     return adoptPtr(function);
 }
 
-CSSParserValue& CSSParser::sinkFloatingValue(CSSParserValue& value)
+CSSParserValue& BisonCSSParser::sinkFloatingValue(CSSParserValue& value)
 {
     if (value.unit == CSSParserValue::Function) {
         size_t index = m_floatingFunctions.reverseFind(value.function);
         ASSERT(index != kNotFound);
         m_floatingFunctions.remove(index);
     }
     return value;
 }
 
-MediaQueryExp* CSSParser::createFloatingMediaQueryExp(const AtomicString& mediaFeature, CSSParserValueList* values)
+MediaQueryExp* BisonCSSParser::createFloatingMediaQueryExp(const AtomicString& mediaFeature, CSSParserValueList* values)
 {
     m_floatingMediaQueryExp = MediaQueryExp::create(mediaFeature, values);
     return m_floatingMediaQueryExp.get();
 }
 
-PassOwnPtr<MediaQueryExp> CSSParser::sinkFloatingMediaQueryExp(MediaQueryExp* expression)
+PassOwnPtr<MediaQueryExp> BisonCSSParser::sinkFloatingMediaQueryExp(MediaQueryExp* expression)
 {
     ASSERT_UNUSED(expression, expression == m_floatingMediaQueryExp);
     return m_floatingMediaQueryExp.release();
 }
 
-Vector<OwnPtr<MediaQueryExp> >* CSSParser::createFloatingMediaQueryExpList()
+Vector<OwnPtr<MediaQueryExp> >* BisonCSSParser::createFloatingMediaQueryExpList()
 {
     m_floatingMediaQueryExpList = adoptPtr(new Vector<OwnPtr<MediaQueryExp> >);
     return m_floatingMediaQueryExpList.get();
 }
 
-PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > CSSParser::sinkFloatingMediaQueryExpList(Vector<OwnPtr<MediaQueryExp> >* list)
+PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > BisonCSSParser::sinkFloatingMediaQueryExpList(Vector<OwnPtr<MediaQueryExp> >* list)
 {
     ASSERT_UNUSED(list, list == m_floatingMediaQueryExpList);
     return m_floatingMediaQueryExpList.release();
 }
 
-MediaQuery* CSSParser::createFloatingMediaQuery(MediaQuery::Restrictor restrictor, const AtomicString& mediaType, PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
+MediaQuery* BisonCSSParser::createFloatingMediaQuery(MediaQuery::Restrictor restrictor, const AtomicString& mediaType, PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
 {
     m_floatingMediaQuery = adoptPtr(new MediaQuery(restrictor, mediaType, expressions));
     return m_floatingMediaQuery.get();
 }
 
-MediaQuery* CSSParser::createFloatingMediaQuery(PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
+MediaQuery* BisonCSSParser::createFloatingMediaQuery(PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
 {
     return createFloatingMediaQuery(MediaQuery::None, AtomicString("all", AtomicString::ConstructFromLiteral), expressions);
 }
 
-MediaQuery* CSSParser::createFloatingNotAllQuery()
+MediaQuery* BisonCSSParser::createFloatingNotAllQuery()
 {
     return createFloatingMediaQuery(MediaQuery::Not, AtomicString("all", AtomicString::ConstructFromLiteral), sinkFloatingMediaQueryExpList(createFloatingMediaQueryExpList()));
 }
 
-PassOwnPtr<MediaQuery> CSSParser::sinkFloatingMediaQuery(MediaQuery* query)
+PassOwnPtr<MediaQuery> BisonCSSParser::sinkFloatingMediaQuery(MediaQuery* query)
 {
     ASSERT_UNUSED(query, query == m_floatingMediaQuery);
     return m_floatingMediaQuery.release();
 }
 
-Vector<RefPtr<StyleKeyframe> >* CSSParser::createFloatingKeyframeVector()
+Vector<RefPtr<StyleKeyframe> >* BisonCSSParser::createFloatingKeyframeVector()
 {
     m_floatingKeyframeVector = adoptPtr(new Vector<RefPtr<StyleKeyframe> >());
     return m_floatingKeyframeVector.get();
 }
 
-PassOwnPtr<Vector<RefPtr<StyleKeyframe> > > CSSParser::sinkFloatingKeyframeVector(Vector<RefPtr<StyleKeyframe> >* keyframeVector)
+PassOwnPtr<Vector<RefPtr<StyleKeyframe> > > BisonCSSParser::sinkFloatingKeyframeVector(Vector<RefPtr<StyleKeyframe> >* keyframeVector)
 {
     ASSERT_UNUSED(keyframeVector, m_floatingKeyframeVector == keyframeVector);
     return m_floatingKeyframeVector.release();
 }
 
-MediaQuerySet* CSSParser::createMediaQuerySet()
+MediaQuerySet* BisonCSSParser::createMediaQuerySet()
 {
     RefPtr<MediaQuerySet> queries = MediaQuerySet::create();
     MediaQuerySet* result = queries.get();
     m_parsedMediaQuerySets.append(queries.release());
     return result;
 }
 
-StyleRuleBase* CSSParser::createImportRule(const CSSParserString& url, MediaQuerySet* media)
+StyleRuleBase* BisonCSSParser::createImportRule(const CSSParserString& url, MediaQuerySet* media)
 {
     if (!media || !m_allowImportRules)
         return 0;
     RefPtr<StyleRuleImport> rule = StyleRuleImport::create(url, media);
     StyleRuleImport* result = rule.get();
     m_parsedRules.append(rule.release());
     return result;
 }
 
-StyleRuleBase* CSSParser::createMediaRule(MediaQuerySet* media, RuleList* rules)
+StyleRuleBase* BisonCSSParser::createMediaRule(MediaQuerySet* media, RuleList* rules)
 {
     m_allowImportRules = m_allowNamespaceDeclarations = false;
     RefPtr<StyleRuleMedia> rule;
     if (rules) {
         rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create(), *rules);
     } else {
         RuleList emptyRules;
         rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create(), emptyRules);
     }
     StyleRuleMedia* result = rule.get();
     m_parsedRules.append(rule.release());
     return result;
 }
 
-StyleRuleBase* CSSParser::createSupportsRule(bool conditionIsSupported, RuleList* rules)
+StyleRuleBase* BisonCSSParser::createSupportsRule(bool conditionIsSupported, RuleList* rules)
 {
     m_allowImportRules = m_allowNamespaceDeclarations = false;
 
     RefPtr<CSSRuleSourceData> data = popSupportsRuleData();
     RefPtr<StyleRuleSupports> rule;
     String conditionText;
     unsigned conditionOffset = data->ruleHeaderRange.start + 9;
     unsigned conditionLength = data->ruleHeaderRange.length() - 9;
 
     if (m_tokenizer.is8BitSource())
         conditionText = String(m_tokenizer.m_dataStart8.get() + conditionOffset, conditionLength).stripWhiteSpace();
     else
         conditionText = String(m_tokenizer.m_dataStart16.get() + conditionOffset, conditionLength).stripWhiteSpace();
 
     if (rules) {
         rule = StyleRuleSupports::create(conditionText, conditionIsSupported, *rules);
     } else {
         RuleList emptyRules;
         rule = StyleRuleSupports::create(conditionText, conditionIsSupported, emptyRules);
     }
 
     StyleRuleSupports* result = rule.get();
     m_parsedRules.append(rule.release());
 
     return result;
 }
 
-void CSSParser::markSupportsRuleHeaderStart()
+void BisonCSSParser::markSupportsRuleHeaderStart()
 {
     if (!m_supportsRuleDataStack)
         m_supportsRuleDataStack = adoptPtr(new RuleSourceDataList());
 
     RefPtr<CSSRuleSourceData> data = CSSRuleSourceData::create(CSSRuleSourceData::SUPPORTS_RULE);
     data->ruleHeaderRange.start = m_tokenizer.tokenStartOffset();
     m_supportsRuleDataStack->append(data);
 }
 
-void CSSParser::markSupportsRuleHeaderEnd()
+void BisonCSSParser::markSupportsRuleHeaderEnd()
 {
     ASSERT(m_supportsRuleDataStack && !m_supportsRuleDataStack->isEmpty());
 
     if (m_tokenizer.is8BitSource())
         m_supportsRuleDataStack->last()->ruleHeaderRange.end = m_tokenizer.tokenStart<LChar>() - m_tokenizer.m_dataStart8.get();
     else
         m_supportsRuleDataStack->last()->ruleHeaderRange.end = m_tokenizer.tokenStart<UChar>() - m_tokenizer.m_dataStart16.get();
 }
 
-PassRefPtr<CSSRuleSourceData> CSSParser::popSupportsRuleData()
+PassRefPtr<CSSRuleSourceData> BisonCSSParser::popSupportsRuleData()
 {
     ASSERT(m_supportsRuleDataStack && !m_supportsRuleDataStack->isEmpty());
     RefPtr<CSSRuleSourceData> data = m_supportsRuleDataStack->last();
     m_supportsRuleDataStack->removeLast();
     return data.release();
 }
 
-CSSParser::RuleList* CSSParser::createRuleList()
+BisonCSSParser::RuleList* BisonCSSParser::createRuleList()
 {
     OwnPtr<RuleList> list = adoptPtr(new RuleList);
     RuleList* listPtr = list.get();
 
     m_parsedRuleLists.append(list.release());
     return listPtr;
 }
 
-CSSParser::RuleList* CSSParser::appendRule(RuleList* ruleList, StyleRuleBase* rule)
+BisonCSSParser::RuleList* BisonCSSParser::appendRule(RuleList* ruleList, StyleRuleBase* rule)
 {
     if (rule) {
         if (!ruleList)
             ruleList = createRuleList();
         ruleList->append(rule);
     }
     return ruleList;
 }
 
 template <typename CharacterType>
 ALWAYS_INLINE static void makeLower(const CharacterType* input, CharacterType* output, unsigned length)
 {
     // FIXME: If we need Unicode lowercasing here, then we probably want the real kind
     // that can potentially change the length of the string rather than the character
     // by character kind. If we don't need Unicode lowercasing, it would be good to
     // simplify this function.
 
     if (charactersAreAllASCII(input, length)) {
         // Fast case for all-ASCII.
         for (unsigned i = 0; i < length; i++)
             output[i] = toASCIILower(input[i]);
     } else {
         for (unsigned i = 0; i < length; i++)
             output[i] = Unicode::toLower(input[i]);
     }
 }
 
-void CSSParser::tokenToLowerCase(const CSSParserString& token)
+void BisonCSSParser::tokenToLowerCase(const CSSParserString& token)
 {
     size_t length = token.length();
     if (m_tokenizer.is8BitSource()) {
         size_t offset = token.characters8() - m_tokenizer.m_dataStart8.get();
         makeLower(token.characters8(), m_tokenizer.m_dataStart8.get() + offset, length);
     } else {
         size_t offset = token.characters16() - m_tokenizer.m_dataStart16.get();
         makeLower(token.characters16(), m_tokenizer.m_dataStart16.get() + offset, length);
     }
 }
 
-void CSSParser::endInvalidRuleHeader()
+void BisonCSSParser::endInvalidRuleHeader()
 {
     if (m_ruleHeaderType == CSSRuleSourceData::UNKNOWN_RULE)
         return;
 
     CSSParserLocation location;
     location.lineNumber = m_tokenizer.m_lineNumber;
     location.offset = m_ruleHeaderStartOffset;
     if (m_tokenizer.is8BitSource())
         location.token.init(m_tokenizer.m_dataStart8.get() + m_ruleHeaderStartOffset, 0);
     else
         location.token.init(m_tokenizer.m_dataStart16.get() + m_ruleHeaderStartOffset, 0);
 
     reportError(location, m_ruleHeaderType == CSSRuleSourceData::STYLE_RULE ? InvalidSelectorCSSError : InvalidRuleCSSError);
 
     endRuleHeader();
 }
 
-void CSSParser::reportError(const CSSParserLocation&, CSSParserError)
+void BisonCSSParser::reportError(const CSSParserLocation&, CSSParserError)
 {
     // FIXME: error reporting temporatily disabled.
 }
 
-bool CSSParser::isLoggingErrors()
+bool BisonCSSParser::isLoggingErrors()
 {
     return m_logErrors && !m_ignoreErrors;
 }
 
-void CSSParser::logError(const String& message, const CSSParserLocation& location)
+void BisonCSSParser::logError(const String& message, const CSSParserLocation& location)
 {
     unsigned lineNumberInStyleSheet;
     unsigned columnNumber = 0;
     if (InspectorInstrumentation::hasFrontends()) {
         ensureLineEndings();
         TextPosition tokenPosition = TextPosition::fromOffsetAndLineEndings(location.offset, *m_lineEndings);
         lineNumberInStyleSheet = tokenPosition.m_line.zeroBasedInt();
         columnNumber = (lineNumberInStyleSheet ? 0 : m_startPosition.m_column.zeroBasedInt()) + tokenPosition.m_column.zeroBasedInt();
     } else {
         lineNumberInStyleSheet = location.lineNumber;
     }
     PageConsole& console = m_styleSheet->singleOwnerDocument()->frameHost()->console();
     console.addMessage(CSSMessageSource, WarningMessageLevel, message, m_styleSheet->baseURL().string(), lineNumberInStyleSheet + m_startPosition.m_line.zeroBasedInt() + 1, columnNumber + 1);
 }
 
-StyleRuleKeyframes* CSSParser::createKeyframesRule(const String& name, PassOwnPtr<Vector<RefPtr<StyleKeyframe> > > popKeyframes, bool isPrefixed)
+StyleRuleKeyframes* BisonCSSParser::createKeyframesRule(const String& name, PassOwnPtr<Vector<RefPtr<StyleKeyframe> > > popKeyframes, bool isPrefixed)
 {
     OwnPtr<Vector<RefPtr<StyleKeyframe> > > keyframes = popKeyframes;
     m_allowImportRules = m_allowNamespaceDeclarations = false;
     RefPtr<StyleRuleKeyframes> rule = StyleRuleKeyframes::create();
     for (size_t i = 0; i < keyframes->size(); ++i)
         rule->parserAppendKeyframe(keyframes->at(i));
     rule->setName(name);
     rule->setVendorPrefixed(isPrefixed);
     StyleRuleKeyframes* rulePtr = rule.get();
     m_parsedRules.append(rule.release());
     return rulePtr;
 }
 
-StyleRuleBase* CSSParser::createStyleRule(Vector<OwnPtr<CSSParserSelector> >* selectors)
+StyleRuleBase* BisonCSSParser::createStyleRule(Vector<OwnPtr<CSSParserSelector> >* selectors)
 {
     StyleRule* result = 0;
     if (selectors) {
         m_allowImportRules = m_allowNamespaceDeclarations = false;
         RefPtr<StyleRule> rule = StyleRule::create();
         rule->parserAdoptSelectorVector(*selectors);
         if (m_hasFontFaceOnlyValues)
             deleteFontFaceOnlyValues();
         rule->setProperties(createStylePropertySet());
         result = rule.get();
         m_parsedRules.append(rule.release());
     }
     clearProperties();
     return result;
 }
 
-StyleRuleBase* CSSParser::createFontFaceRule()
+StyleRuleBase* BisonCSSParser::createFontFaceRule()
 {
     m_allowImportRules = m_allowNamespaceDeclarations = false;
     for (unsigned i = 0; i < m_parsedProperties.size(); ++i) {
         CSSProperty& property = m_parsedProperties[i];
         if (property.id() == CSSPropertyFontVariant && property.value()->isPrimitiveValue())
             property.wrapValueInCommaSeparatedList();
         else if (property.id() == CSSPropertyFontFamily && (!property.value()->isValueList() || toCSSValueList(property.value())->length() != 1)) {
             // Unlike font-family property, font-family descriptor in @font-face rule
             // has to be a value list with exactly one family name. It cannot have a
             // have 'initial' value and cannot 'inherit' from parent.
             // See http://dev.w3.org/csswg/css3-fonts/#font-family-desc
             clearProperties();
             return 0;
         }
     }
     RefPtr<StyleRuleFontFace> rule = StyleRuleFontFace::create();
     rule->setProperties(createStylePropertySet());
     clearProperties();
     StyleRuleFontFace* result = rule.get();
     m_parsedRules.append(rule.release());
     if (m_styleSheet)
         m_styleSheet->setHasFontFaceRule(true);
     return result;
 }
 
-void CSSParser::addNamespace(const AtomicString& prefix, const AtomicString& uri)
+void BisonCSSParser::addNamespace(const AtomicString& prefix, const AtomicString& uri)
 {
     if (!m_styleSheet || !m_allowNamespaceDeclarations)
         return;
     m_allowImportRules = false;
     m_styleSheet->parserAddNamespace(prefix, uri);
     if (prefix.isEmpty() && !uri.isNull())
         m_defaultNamespace = uri;
 }
 
-QualifiedName CSSParser::determineNameInNamespace(const AtomicString& prefix, const AtomicString& localName)
+QualifiedName BisonCSSParser::determineNameInNamespace(const AtomicString& prefix, const AtomicString& localName)
 {
     if (!m_styleSheet)
         return QualifiedName(prefix, localName, m_defaultNamespace);
     return QualifiedName(prefix, localName, m_styleSheet->determineNamespace(prefix));
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiersWithNamespaceIfNeeded(CSSParserSelector* specifiers)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiersWithNamespaceIfNeeded(CSSParserSelector* specifiers)
 {
     if (m_defaultNamespace != starAtom || specifiers->needsCrossingTreeScopeBoundary())
         return rewriteSpecifiersWithElementName(nullAtom, starAtom, specifiers, /*tagIsForNamespaceRule*/true);
     if (CSSParserSelector* distributedPseudoElementSelector = specifiers->findDistributedPseudoElementSelector()) {
         specifiers->prependTagSelector(QualifiedName(nullAtom, starAtom, m_defaultNamespace), /*tagIsForNamespaceRule*/true);
         return rewriteSpecifiersForShadowDistributed(specifiers, distributedPseudoElementSelector);
     }
     return specifiers;
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiersWithElementName(const AtomicString& namespacePrefix, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiersWithElementName(const AtomicString& namespacePrefix, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
 {
     AtomicString determinedNamespace = namespacePrefix != nullAtom && m_styleSheet ? m_styleSheet->determineNamespace(namespacePrefix) : m_defaultNamespace;
     QualifiedName tag(namespacePrefix, elementName, determinedNamespace);
 
     if (CSSParserSelector* distributedPseudoElementSelector = specifiers->findDistributedPseudoElementSelector()) {
         specifiers->prependTagSelector(tag, tagIsForNamespaceRule);
         return rewriteSpecifiersForShadowDistributed(specifiers, distributedPseudoElementSelector);
     }
 
     if (specifiers->needsCrossingTreeScopeBoundary())
         return rewriteSpecifiersWithElementNameForCustomPseudoElement(tag, elementName, specifiers, tagIsForNamespaceRule);
 
     if (specifiers->isContentPseudoElement())
         return rewriteSpecifiersWithElementNameForContentPseudoElement(tag, elementName, specifiers, tagIsForNamespaceRule);
 
     if (tag == anyQName())
         return specifiers;
     if (!(specifiers->pseudoType() == CSSSelector::PseudoCue))
         specifiers->prependTagSelector(tag, tagIsForNamespaceRule);
     return specifiers;
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiersWithElementNameForCustomPseudoElement(const QualifiedName& tag, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiersWithElementNameForCustomPseudoElement(const QualifiedName& tag, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
 {
     if (m_useCounter && specifiers->pseudoType() == CSSSelector::PseudoUserAgentCustomElement)
         m_useCounter->count(UseCounter::CSSPseudoElementUserAgentCustomPseudo);
 
     CSSParserSelector* lastShadowPseudo = specifiers;
     CSSParserSelector* history = specifiers;
     while (history->tagHistory()) {
         history = history->tagHistory();
         if (history->needsCrossingTreeScopeBoundary() || history->hasShadowPseudo())
             lastShadowPseudo = history;
     }
 
     if (lastShadowPseudo->tagHistory()) {
         if (tag != anyQName())
             lastShadowPseudo->tagHistory()->prependTagSelector(tag, tagIsForNamespaceRule);
         return specifiers;
     }
 
     // For shadow-ID pseudo-elements to be correctly matched, the ShadowPseudo combinator has to be used.
     // We therefore create a new Selector with that combinator here in any case, even if matching any (host) element in any namespace (i.e. '*').
     OwnPtr<CSSParserSelector> elementNameSelector = adoptPtr(new CSSParserSelector(tag));
     lastShadowPseudo->setTagHistory(elementNameSelector.release());
     lastShadowPseudo->setRelation(CSSSelector::ShadowPseudo);
     return specifiers;
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiersWithElementNameForContentPseudoElement(const QualifiedName& tag, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiersWithElementNameForContentPseudoElement(const QualifiedName& tag, const AtomicString& elementName, CSSParserSelector* specifiers, bool tagIsForNamespaceRule)
 {
     CSSParserSelector* last = specifiers;
     CSSParserSelector* history = specifiers;
     while (history->tagHistory()) {
         history = history->tagHistory();
         if (history->isContentPseudoElement() || history->relationIsAffectedByPseudoContent())
             last = history;
     }
 
     if (last->tagHistory()) {
         if (tag != anyQName())
             last->tagHistory()->prependTagSelector(tag, tagIsForNamespaceRule);
         return specifiers;
     }
 
     // For shadow-ID pseudo-elements to be correctly matched, the ShadowPseudo combinator has to be used.
     // We therefore create a new Selector with that combinator here in any case, even if matching any (host) element in any namespace (i.e. '*').
     OwnPtr<CSSParserSelector> elementNameSelector = adoptPtr(new CSSParserSelector(tag));
     last->setTagHistory(elementNameSelector.release());
     last->setRelation(CSSSelector::SubSelector);
     return specifiers;
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiersForShadowDistributed(CSSParserSelector* specifiers, CSSParserSelector* distributedPseudoElementSelector)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiersForShadowDistributed(CSSParserSelector* specifiers, CSSParserSelector* distributedPseudoElementSelector)
 {
     if (m_useCounter)
         m_useCounter->count(UseCounter::CSSPseudoElementPrefixedDistributed);
     CSSParserSelector* argumentSelector = distributedPseudoElementSelector->functionArgumentSelector();
     ASSERT(argumentSelector);
     ASSERT(!specifiers->isDistributedPseudoElement());
     for (CSSParserSelector* end = specifiers; end->tagHistory(); end = end->tagHistory()) {
         if (end->tagHistory()->isDistributedPseudoElement()) {
             end->clearTagHistory();
             break;
         }
     }
     CSSParserSelector* end = argumentSelector;
     while (end->tagHistory())
         end = end->tagHistory();
 
     switch (end->relation()) {
     case CSSSelector::Child:
     case CSSSelector::Descendant:
         end->setTagHistory(sinkFloatingSelector(specifiers));
         end->setRelationIsAffectedByPseudoContent();
         return argumentSelector;
     default:
         return 0;
     }
 }
 
-CSSParserSelector* CSSParser::rewriteSpecifiers(CSSParserSelector* specifiers, CSSParserSelector* newSpecifier)
+CSSParserSelector* BisonCSSParser::rewriteSpecifiers(CSSParserSelector* specifiers, CSSParserSelector* newSpecifier)
 {
     if (newSpecifier->needsCrossingTreeScopeBoundary()) {
         // Unknown pseudo element always goes at the top of selector chain.
         newSpecifier->appendTagHistory(CSSSelector::ShadowPseudo, sinkFloatingSelector(specifiers));
         return newSpecifier;
     }
     if (newSpecifier->isContentPseudoElement()) {
         newSpecifier->appendTagHistory(CSSSelector::SubSelector, sinkFloatingSelector(specifiers));
         return newSpecifier;
     }
     if (specifiers->needsCrossingTreeScopeBoundary()) {
         // Specifiers for unknown pseudo element go right behind it in the chain.
         specifiers->insertTagHistory(CSSSelector::SubSelector, sinkFloatingSelector(newSpecifier), CSSSelector::ShadowPseudo);
         return specifiers;
     }
     if (specifiers->isContentPseudoElement()) {
         specifiers->insertTagHistory(CSSSelector::SubSelector, sinkFloatingSelector(newSpecifier), CSSSelector::SubSelector);
         return specifiers;
     }
     specifiers->appendTagHistory(CSSSelector::SubSelector, sinkFloatingSelector(newSpecifier));
     return specifiers;
 }
 
-StyleRuleBase* CSSParser::createPageRule(PassOwnPtr<CSSParserSelector> pageSelector)
+StyleRuleBase* BisonCSSParser::createPageRule(PassOwnPtr<CSSParserSelector> pageSelector)
 {
     // FIXME: Margin at-rules are ignored.
     m_allowImportRules = m_allowNamespaceDeclarations = false;
     StyleRulePage* pageRule = 0;
     if (pageSelector) {
         RefPtr<StyleRulePage> rule = StyleRulePage::create();
         Vector<OwnPtr<CSSParserSelector> > selectorVector;
         selectorVector.append(pageSelector);
         rule->parserAdoptSelectorVector(selectorVector);
         rule->setProperties(createStylePropertySet());
         pageRule = rule.get();
         m_parsedRules.append(rule.release());
     }
     clearProperties();
     return pageRule;
 }
 
-void CSSParser::setReusableRegionSelectorVector(Vector<OwnPtr<CSSParserSelector> >* selectors)
+void BisonCSSParser::setReusableRegionSelectorVector(Vector<OwnPtr<CSSParserSelector> >* selectors)
 {
     if (selectors)
         m_reusableRegionSelectorVector.swap(*selectors);
 }
 
-StyleRuleBase* CSSParser::createRegionRule(Vector<OwnPtr<CSSParserSelector> >* regionSelector, RuleList* rules)
+StyleRuleBase* BisonCSSParser::createRegionRule(Vector<OwnPtr<CSSParserSelector> >* regionSelector, RuleList* rules)
 {
     if (m_useCounter)
         m_useCounter->count(UseCounter::CSSWebkitRegionAtRule);
 
     if (!RuntimeEnabledFeatures::cssRegionsEnabled() || !regionSelector || !rules)
         return 0;
 
     m_allowImportRules = m_allowNamespaceDeclarations = false;
 
     RefPtr<StyleRuleRegion> regionRule = StyleRuleRegion::create(regionSelector, *rules);
 
     StyleRuleRegion* result = regionRule.get();
     m_parsedRules.append(regionRule.release());
     if (m_observer)
         m_observer->startEndUnknownRule();
 
     return result;
 }
 
-StyleRuleBase* CSSParser::createMarginAtRule(CSSSelector::MarginBoxType /* marginBox */)
+StyleRuleBase* BisonCSSParser::createMarginAtRule(CSSSelector::MarginBoxType /* marginBox */)
 {
     // FIXME: Implement margin at-rule here, using:
     //        - marginBox: margin box
     //        - m_parsedProperties: properties at [m_numParsedPropertiesBeforeMarginBox, m_parsedProperties.size()] are for this at-rule.
     // Don't forget to also update the action for page symbol in CSSGrammar.y such that margin at-rule data is cleared if page_selector is invalid.
 
     endDeclarationsForMarginBox();
     return 0; // until this method is implemented.
 }
 
-void CSSParser::startDeclarationsForMarginBox()
+void BisonCSSParser::startDeclarationsForMarginBox()
 {
     m_numParsedPropertiesBeforeMarginBox = m_parsedProperties.size();
 }
 
-void CSSParser::endDeclarationsForMarginBox()
+void BisonCSSParser::endDeclarationsForMarginBox()
 {
     rollbackLastProperties(m_parsedProperties.size() - m_numParsedPropertiesBeforeMarginBox);
     m_numParsedPropertiesBeforeMarginBox = INVALID_NUM_PARSED_PROPERTIES;
 }
 
-void CSSParser::deleteFontFaceOnlyValues()
+void BisonCSSParser::deleteFontFaceOnlyValues()
 {
     ASSERT(m_hasFontFaceOnlyValues);
     for (unsigned i = 0; i < m_parsedProperties.size();) {
         CSSProperty& property = m_parsedProperties[i];
         if (property.id() == CSSPropertyFontVariant && property.value()->isValueList()) {
             m_parsedProperties.remove(i);
             continue;
         }
         ++i;
     }
 }
 
-StyleKeyframe* CSSParser::createKeyframe(CSSParserValueList* keys)
+StyleKeyframe* BisonCSSParser::createKeyframe(CSSParserValueList* keys)
 {
     OwnPtr<Vector<double> > keyVector = StyleKeyframe::createKeyList(keys);
     if (keyVector->isEmpty())
         return 0;
 
     RefPtr<StyleKeyframe> keyframe = StyleKeyframe::create();
     keyframe->setKeys(keyVector.release());
     keyframe->setProperties(createStylePropertySet());
 
     clearProperties();
 
     StyleKeyframe* keyframePtr = keyframe.get();
     m_parsedKeyframes.append(keyframe.release());
     return keyframePtr;
 }
 
-void CSSParser::invalidBlockHit()
+void BisonCSSParser::invalidBlockHit()
 {
     if (m_styleSheet && !m_hadSyntacticallyValidCSSRule)
         m_styleSheet->setHasSyntacticallyValidCSSHeader(false);
 }
 
-void CSSParser::startRule()
+void BisonCSSParser::startRule()
 {
     if (!m_observer)
         return;
 
     ASSERT(m_ruleHasHeader);
     m_ruleHasHeader = false;
 }
 
-void CSSParser::endRule(bool valid)
+void BisonCSSParser::endRule(bool valid)
 {
     if (!m_observer)
         return;
 
     if (m_ruleHasHeader)
         m_observer->endRuleBody(m_tokenizer.safeUserStringTokenOffset(), !valid);
     m_ruleHasHeader = true;
 }
 
-void CSSParser::startRuleHeader(CSSRuleSourceData::Type ruleType)
+void BisonCSSParser::startRuleHeader(CSSRuleSourceData::Type ruleType)
 {
     resumeErrorLogging();
     m_ruleHeaderType = ruleType;
     m_ruleHeaderStartOffset = m_tokenizer.safeUserStringTokenOffset();
     m_ruleHeaderStartLineNumber = m_tokenizer.m_tokenStartLineNumber;
     if (m_observer) {
         ASSERT(!m_ruleHasHeader);
         m_observer->startRuleHeader(ruleType, m_ruleHeaderStartOffset);
         m_ruleHasHeader = true;
     }
 }
 
-void CSSParser::endRuleHeader()
+void BisonCSSParser::endRuleHeader()
 {
     ASSERT(m_ruleHeaderType != CSSRuleSourceData::UNKNOWN_RULE);
     m_ruleHeaderType = CSSRuleSourceData::UNKNOWN_RULE;
     if (m_observer) {
         ASSERT(m_ruleHasHeader);
         m_observer->endRuleHeader(m_tokenizer.safeUserStringTokenOffset());
     }
 }
 
-void CSSParser::startSelector()
+void BisonCSSParser::startSelector()
 {
     if (m_observer)
         m_observer->startSelector(m_tokenizer.safeUserStringTokenOffset());
 }
 
-void CSSParser::endSelector()
+void BisonCSSParser::endSelector()
 {
     if (m_observer)
         m_observer->endSelector(m_tokenizer.safeUserStringTokenOffset());
 }
 
-void CSSParser::startRuleBody()
+void BisonCSSParser::startRuleBody()
 {
     if (m_observer)
         m_observer->startRuleBody(m_tokenizer.safeUserStringTokenOffset());
 }
 
-void CSSParser::startProperty()
+void BisonCSSParser::startProperty()
 {
     resumeErrorLogging();
     if (m_observer)
         m_observer->startProperty(m_tokenizer.safeUserStringTokenOffset());
 }
 
-void CSSParser::endProperty(bool isImportantFound, bool isPropertyParsed, CSSParserError errorType)
+void BisonCSSParser::endProperty(bool isImportantFound, bool isPropertyParsed, CSSParserError errorType)
 {
     m_id = CSSPropertyInvalid;
     if (m_observer)
         m_observer->endProperty(isImportantFound, isPropertyParsed, m_tokenizer.safeUserStringTokenOffset(), errorType);
 }
 
-void CSSParser::startEndUnknownRule()
+void BisonCSSParser::startEndUnknownRule()
 {
     if (m_observer)
         m_observer->startEndUnknownRule();
 }
 
-StyleRuleBase* CSSParser::createViewportRule()
+StyleRuleBase* BisonCSSParser::createViewportRule()
 {
     // Allow @viewport rules from UA stylesheets even if the feature is disabled.
     if (!RuntimeEnabledFeatures::cssViewportEnabled() && !isUASheetBehavior(m_context.mode()))
         return 0;
 
     m_allowImportRules = m_allowNamespaceDeclarations = false;
 
     RefPtr<StyleRuleViewport> rule = StyleRuleViewport::create();
 
     rule->setProperties(createStylePropertySet());
     clearProperties();
 
     StyleRuleViewport* result = rule.get();
     m_parsedRules.append(rule.release());
 
     return result;
 }
 
-bool CSSParser::parseViewportProperty(CSSPropertyID propId, bool important)
+bool BisonCSSParser::parseViewportProperty(CSSPropertyID propId, bool important)
 {
     ASSERT(RuntimeEnabledFeatures::cssViewportEnabled() || isUASheetBehavior(m_context.mode()));
 
     CSSParserValue* value = m_valueList->current();
     if (!value)
         return false;
 
     CSSValueID id = value->id;
     bool validPrimitive = false;
 
@@ skipping 39 matching lines @@
     if (parsedValue) {
         if (!m_valueList->current() || inShorthand()) {
             addProperty(propId, parsedValue.release(), important);
             return true;
         }
     }
 
     return false;
 }
 
-bool CSSParser::parseViewportShorthand(CSSPropertyID propId, CSSPropertyID first, CSSPropertyID second, bool important)
+bool BisonCSSParser::parseViewportShorthand(CSSPropertyID propId, CSSPropertyID first, CSSPropertyID second, bool important)
 {
     ASSERT(RuntimeEnabledFeatures::cssViewportEnabled() || isUASheetBehavior(m_context.mode()));
     unsigned numValues = m_valueList->size();
 
     if (numValues > 2)
         return false;
 
     ShorthandScope scope(this, propId);
 
     if (!parseViewportProperty(first, important))
@@ skipping 81 matching lines @@
 {
     // The tokenizer checks for the construct of an+b.
     // However, since the {ident} rule precedes the {nth} rule, some of those
     // tokens are identified as string literal. Furthermore we need to accept
     // "odd" and "even" which does not match to an+b.
     return equalIgnoringCase(token, "odd") || equalIgnoringCase(token, "even")
         || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n");
 }
 
 }