Support unit-less lengths for white-list of properties only.

Source/core/css/parser/CSSPropertyParser.h

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 - 2010  Torch Mobile (Beijing) Co. Ltd. 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.
@@ skipping 38 matching lines @@
 class CSSBasicShapeInset;
 class CSSGridLineNamesValue;
 class StylePropertyShorthand;
 
 // Inputs: PropertyID, isImportant bool, CSSParserValueList.
 // Outputs: Vector of CSSProperties
 
 class CSSPropertyParser {
     STACK_ALLOCATED();
 public:
+
+    enum Units {
+        FUnknown = 0x0000,
+        FInteger = 0x0001,
+        FNumber = 0x0002, // Real Numbers
+        FPercent = 0x0004,
+        FLength = 0x0008,
+        FAngle = 0x0010,
+        FTime = 0x0020,
+        FFrequency = 0x0040,
+        FPositiveInteger = 0x0080,
+        FRelative = 0x0100,
+        FResolution = 0x0200,
+        FNonNeg = 0x0400,
+        FUnitlessQuirk = 0x0800
+    };
+
     static bool parseValue(CSSPropertyID, bool important,
         CSSParserValueList*, const CSSParserContext&, bool inViewport,
         WillBeHeapVector<CSSProperty, 256>&, CSSRuleSourceData::Type);
 
     // FIXME: This should probably move to CSSParserFastPaths
     template<typename StringType>
     static bool fastParseColor(RGBA32&, const StringType&, bool strict);
 
     static bool isSystemColor(int id);
 
@@ skipping 25 matching lines @@
     PassRefPtrWillBeRawPtr<CSSValue> parseQuotes();
 
     PassRefPtrWillBeRawPtr<CSSValue> parseAttr(CSSParserValueList* args);
 
     PassRefPtrWillBeRawPtr<CSSValue> parseBackgroundColor();
 
     bool parseFillImage(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&);
 
     enum FillPositionFlag { InvalidFillPosition = 0, AmbiguousFillPosition = 1, XFillPosition = 2, YFillPosition = 4 };
     enum FillPositionParsingMode { ResolveValuesAsPercent = 0, ResolveValuesAsKeyword = 1 };
-    PassRefPtrWillBeRawPtr<CSSPrimitiveValue> parseFillPositionComponent(CSSParserValueList*, unsigned& cumulativeFlags, FillPositionFlag& individualFlag, FillPositionParsingMode = ResolveValuesAsPercent);
+    PassRefPtrWillBeRawPtr<CSSPrimitiveValue> parseFillPositionComponent(CSSParserValueList*, unsigned& cumulativeFlags, FillPositionFlag& individualFlag, FillPositionParsingMode = ResolveValuesAsPercent, Units = FUnknown);
     PassRefPtrWillBeRawPtr<CSSValue> parseFillPositionX(CSSParserValueList*);
     PassRefPtrWillBeRawPtr<CSSValue> parseFillPositionY(CSSParserValueList*);
-    void parse2ValuesFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&);
+    void parse2ValuesFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&, Units = FUnknown);
     bool isPotentialPositionValue(CSSParserValue*);
-    void parseFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&);
+    void parseFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&, Units = FUnknown);
     void parse3ValuesFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&, PassRefPtrWillBeRawPtr<CSSPrimitiveValue>, PassRefPtrWillBeRawPtr<CSSPrimitiveValue>);
     void parse4ValuesFillPosition(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&, PassRefPtrWillBeRawPtr<CSSPrimitiveValue>, PassRefPtrWillBeRawPtr<CSSPrimitiveValue>);
 
     void parseFillRepeat(RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&);
     PassRefPtrWillBeRawPtr<CSSValue> parseFillSize(CSSPropertyID, bool &allowComma);
 
     bool parseFillProperty(CSSPropertyID propId, CSSPropertyID& propId1, CSSPropertyID& propId2, RefPtrWillBeRawPtr<CSSValue>&, RefPtrWillBeRawPtr<CSSValue>&);
     bool parseFillShorthand(CSSPropertyID, const CSSPropertyID* properties, int numProperties, bool important);
 
     void addFillValue(RefPtrWillBeRawPtr<CSSValue>& lval, PassRefPtrWillBeRawPtr<CSSValue> rval);
@@ skipping 136 matching lines @@
 
     bool parseFontVariantLigatures(bool important);
 
     bool parseGeneratedImage(CSSParserValueList*, RefPtrWillBeRawPtr<CSSValue>&);
 
     PassRefPtrWillBeRawPtr<CSSPrimitiveValue> createPrimitiveNumericValue(CSSParserValue*);
     PassRefPtrWillBeRawPtr<CSSPrimitiveValue> createPrimitiveStringValue(CSSParserValue*);
 
     PassRefPtrWillBeRawPtr<CSSValue> createCSSImageValueWithReferrer(const String& rawValue, const KURL&);
 
-    bool validWidthOrHeight(CSSParserValue*);
-
     PassRefPtrWillBeRawPtr<CSSBasicShape> parseInsetRoundedCorners(PassRefPtrWillBeRawPtr<CSSBasicShapeInset>, CSSParserValueList*);
 
     enum SizeParameterType {
         None,
         Auto,
         Length,
         PageSize,
         Orientation,
     };
 
@@ skipping 39 matching lines @@
 
     private:
         CSSPropertyParser* m_parser;
     };
 
     enum ReleaseParsedCalcValueCondition {
         ReleaseParsedCalcValue,
         DoNotReleaseParsedCalcValue
     };
 
-    enum Units {
-        FUnknown = 0x0000,
-        FInteger = 0x0001,
-        FNumber = 0x0002, // Real Numbers
-        FPercent = 0x0004,
-        FLength = 0x0008,
-        FAngle = 0x0010,
-        FTime = 0x0020,
-        FFrequency = 0x0040,
-        FPositiveInteger = 0x0080,
-        FRelative = 0x0100,
-        FResolution = 0x0200,
-        FNonNeg = 0x0400
-    };
-
     friend inline Units operator|(Units a, Units b)
     {
         return static_cast<Units>(static_cast<unsigned>(a) | static_cast<unsigned>(b));
     }
 
+    bool validWidthOrHeight(CSSParserValue*, Units);
+
     bool validCalculationUnit(CSSParserValue*, Units, ReleaseParsedCalcValueCondition releaseCalc = DoNotReleaseParsedCalcValue);
 
     bool shouldAcceptUnitLessValues(CSSParserValue*, Units, CSSParserMode);
 
     inline bool validUnit(CSSParserValue* value, Units unitflags, ReleaseParsedCalcValueCondition releaseCalc = DoNotReleaseParsedCalcValue) { return validUnit(value, unitflags, m_context.mode(), releaseCalc); }
     bool validUnit(CSSParserValue*, Units, CSSParserMode, ReleaseParsedCalcValueCondition releaseCalc = DoNotReleaseParsedCalcValue);
 
     bool parseBorderImageQuad(Units, RefPtrWillBeRawPtr<CSSPrimitiveValue>&);
     int colorIntFromValue(CSSParserValue*);
     bool isCalculation(CSSParserValue*);
@@ skipping 25 matching lines @@
     friend PassRefPtrWillBeRawPtr<CSSPrimitiveValue> parseGradientColorOrKeyword(CSSPropertyParser*, CSSParserValue*);
 };
 
 CSSPropertyID cssPropertyID(const CSSParserString&);
 CSSPropertyID cssPropertyID(const String&);
 CSSValueID cssValueKeywordID(const CSSParserString&);
 
 } // namespace blink
 
 #endif // CSSPropertyParser_h