Allow 'currentcolor' for -webkit-tap-highlight-color in non-quirks mode

Source/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 2323 matching lines @@
     return parseColor(value);
 }
 
 // Used to parse the '-webkit-tap-highlight-color' property.
 PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSPropertyParser::parseTapHighlightColor(const CSSParserValue* value)
 {
     CSSValueID id = value->id;
     // Disallow -webkit-text regardless of quirks.
     if (id == CSSValueWebkitText)
         return nullptr;
-    // Allow currentcolor in quirks-mode only.
-    if (id == CSSValueCurrentcolor) {
-        if (!inQuirksMode())
-            return nullptr;
-        return cssValuePool().createIdentifierValue(id);
-    }
     return parseColor(value);
 }
 
 // Used to parse <color> for CSS gradients.
 PassRefPtrWillBeRawPtr<CSSPrimitiveValue> CSSPropertyParser::parseGradientStopColor(const CSSParserValue* value)
 {
     CSSValueID id = value->id;
     // Allow -webkit-text regardless of quirks.
     if (id == CSSValueWebkitText)
         return cssValuePool().createIdentifierValue(id);
@@ skipping 5906 matching lines @@
         }
     }
 
     if (!list->length())
         return nullptr;
 
     return list.release();
 }
 
 } // namespace blink