remove CSS quotes property

sky/engine/core/css/parser/CSSPropertyParser.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.
  *
@@ skipping 433 matching lines @@
         return true;
     }
 
     bool validPrimitive = false;
     RefPtr<CSSValue> parsedValue = nullptr;
 
     switch (propId) {
     case CSSPropertySize:                 // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ]
         return parseSize(propId);
 
-    case CSSPropertyQuotes: // [<string> <string>]+ | none
-        if (id == CSSValueNone)
-            validPrimitive = true;
-        else
-            parsedValue = parseQuotes();
-        break;
-
     case CSSPropertyClip:                 // <shape> | auto | inherit
         if (id == CSSValueAuto)
             validPrimitive = true;
         else if (value->unit == CSSParserValue::Function)
             return parseClipShape(propId);
         break;
 
     /* Start of supported CSS properties with validation. This is needed for parseShorthand to work
      * correctly and allows optimization in blink::applyRule(..)
      */
@@ skipping 1184 matching lines @@
         if (validUnit(value, FLength | FNonNeg) && (prevParamType == None || prevParamType == Length)) {
             parsedValues->append(createPrimitiveNumericValue(value));
             return Length;
         }
         return None;
     default:
         return None;
     }
 }
 
-// [ <string> <string> ]+ | none, but none is handled in parseValue
-PassRefPtr<CSSValue> CSSPropertyParser::parseQuotes()
-{
-    RefPtr<CSSValueList> values = CSSValueList::createCommaSeparated();
-    while (CSSParserValue* val = m_valueList->current()) {
-        RefPtr<CSSValue> parsedValue = nullptr;
-        if (val->unit != CSSPrimitiveValue::CSS_STRING)
-            return nullptr;
-        parsedValue = CSSPrimitiveValue::create(val->string, CSSPrimitiveValue::CSS_STRING);
-        values->append(parsedValue.release());
-        m_valueList->next();
-    }
-    if (values->length() && values->length() % 2 == 0)
-        return values.release();
-    return nullptr;
-}
-
 PassRefPtr<CSSValue> CSSPropertyParser::parseAttr(CSSParserValueList* args)
 {
     if (args->size() != 1)
         return nullptr;
 
     CSSParserValue* a = args->current();
 
     if (a->unit != CSSPrimitiveValue::CSS_IDENT)
         return nullptr;
 
@@ skipping 4263 matching lines @@
         || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n");
 }
 
 bool CSSPropertyParser::isSystemColor(int id)
 {
     // FIXME(sky): remove
     return false;
 }
 
 } // namespace blink