Allow hex-style colors to be parsed by fastParseColor in strict 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 5167 matching lines @@
         && isASCIIAlphaCaselessEqual(characters[0], 'r')
         && isASCIIAlphaCaselessEqual(characters[1], 'g')
         && isASCIIAlphaCaselessEqual(characters[2], 'b');
 }
 
 template <typename CharacterType>
 static inline bool fastParseColorInternal(RGBA32& rgb, const CharacterType* characters, unsigned length , bool strict)
 {
     CSSPrimitiveValue::UnitTypes expect = CSSPrimitiveValue::CSS_UNKNOWN;
 
+    if (length >= 4 && characters[0] == '#')
+        return Color::parseHexColor(characters + 1, length - 1, rgb);
+
     if (!strict && length >= 3) {
-        if (characters[0] == '#') {
-            if (Color::parseHexColor(characters + 1, length - 1, rgb))
-                return true;
-        } else {
-            if (Color::parseHexColor(characters, length, rgb))
-                return true;
-        }
+        if (Color::parseHexColor(characters, length, rgb))
+            return true;
     }
 
     // Try rgba() syntax.
     if (mightBeRGBA(characters, length)) {
         const CharacterType* current = characters + 5;
         const CharacterType* end = characters + length;
         int red;
         int green;
         int blue;
         int alpha;
@@ skipping 3271 matching lines @@
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueFill));
     if (!seenStroke)
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueStroke));
     if (!seenMarkers)
         parsedValues->append(CSSPrimitiveValue::createIdentifier(CSSValueMarkers));
 
     return parsedValues.release();
 }
 
 } // namespace WebCore