Remove position: sticky

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.
  *
@@ skipping 417 matching lines @@
     case CSSPropertyWebkitColumnBreakAfter:
     case CSSPropertyWebkitColumnBreakBefore:
         return valueID == CSSValueAuto || valueID == CSSValueAlways || valueID == CSSValueAvoid || valueID == CSSValueLeft || valueID == CSSValueRight;
     case CSSPropertyPageBreakInside: // avoid | auto
     case CSSPropertyWebkitColumnBreakInside:
         return valueID == CSSValueAuto || valueID == CSSValueAvoid;
     case CSSPropertyPointerEvents:
         // none | visiblePainted | visibleFill | visibleStroke | visible |
         // painted | fill | stroke | auto | all | bounding-box
         return valueID == CSSValueVisible || valueID == CSSValueNone || valueID == CSSValueAll || valueID == CSSValueAuto || (valueID >= CSSValueVisiblepainted && valueID <= CSSValueBoundingBox);
-    case CSSPropertyPosition: // static | relative | absolute | fixed | sticky
-        return valueID == CSSValueStatic || valueID == CSSValueRelative || valueID == CSSValueAbsolute || valueID == CSSValueFixed
-            || (RuntimeEnabledFeatures::cssStickyPositionEnabled() && valueID == CSSValueSticky);
+    case CSSPropertyPosition: // static | relative | absolute | fixed
+        return valueID == CSSValueStatic || valueID == CSSValueRelative || valueID == CSSValueAbsolute || valueID == CSSValueFixed;
     case CSSPropertyResize: // none | both | horizontal | vertical | auto
         return valueID == CSSValueNone || valueID == CSSValueBoth || valueID == CSSValueHorizontal || valueID == CSSValueVertical || valueID == CSSValueAuto;
     case CSSPropertyScrollBehavior: // instant | smooth
         return RuntimeEnabledFeatures::cssomSmoothScrollEnabled()
             && (valueID == CSSValueInstant || valueID == CSSValueSmooth);
     case CSSPropertySpeak: // none | normal | spell-out | digits | literal-punctuation | no-punctuation
         return valueID == CSSValueNone || valueID == CSSValueNormal || valueID == CSSValueSpellOut || valueID == CSSValueDigits || valueID == CSSValueLiteralPunctuation || valueID == CSSValueNoPunctuation;
     case CSSPropertyTableLayout: // auto | fixed
         return valueID == CSSValueAuto || valueID == CSSValueFixed;
     case CSSPropertyTextAlignLast:
@@ skipping 1660 matching lines @@
     rule->setProperties(createStylePropertySet());
     clearProperties();
 
     StyleRuleViewport* result = rule.get();
     m_parsedRules.append(rule.release());
 
     return result;
 }
 
 }