Remove more scrolling code from Sky

sky/engine/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
@@ skipping 702 matching lines @@
         state.style()->setTextEmphasisMark(TextEmphasisMarkAuto);
     } else {
         state.style()->setTextEmphasisFill(TextEmphasisFillFilled);
         state.style()->setTextEmphasisMark(*primitiveValue);
     }
 }
 
 void StyleBuilderFunctions::applyInitialCSSPropertyWillChange(StyleResolverState& state)
 {
     state.style()->setWillChangeContents(false);
-    state.style()->setWillChangeScrollPosition(false);
     state.style()->setWillChangeProperties(Vector<CSSPropertyID>());
     state.style()->setSubtreeWillChangeContents(state.parentStyle()->subtreeWillChangeContents());
 }
 
 void StyleBuilderFunctions::applyInheritCSSPropertyWillChange(StyleResolverState& state)
 {
     state.style()->setWillChangeContents(state.parentStyle()->willChangeContents());
-    state.style()->setWillChangeScrollPosition(state.parentStyle()->willChangeScrollPosition());
     state.style()->setWillChangeProperties(state.parentStyle()->willChangeProperties());
     state.style()->setSubtreeWillChangeContents(state.parentStyle()->subtreeWillChangeContents());
 }
 
 void StyleBuilderFunctions::applyValueCSSPropertyWillChange(StyleResolverState& state, CSSValue* value)
 {
     ASSERT(value->isValueList());
     bool willChangeContents = false;
-    bool willChangeScrollPosition = false;
     Vector<CSSPropertyID> willChangeProperties;
 
     for (CSSValueListIterator i(value); i.hasMore(); i.advance()) {
         CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(i.value());
         if (CSSPropertyID propertyID = primitiveValue->getPropertyID())
             willChangeProperties.append(propertyID);
         else if (primitiveValue->getValueID() == CSSValueContents)
             willChangeContents = true;
-        else if (primitiveValue->getValueID() == CSSValueScrollPosition)
-            willChangeScrollPosition = true;
         else
             ASSERT_NOT_REACHED();
     }
     state.style()->setWillChangeContents(willChangeContents);
-    state.style()->setWillChangeScrollPosition(willChangeScrollPosition);
     state.style()->setWillChangeProperties(willChangeProperties);
     state.style()->setSubtreeWillChangeContents(willChangeContents || state.parentStyle()->subtreeWillChangeContents());
 }
 
 void StyleBuilderFunctions::applyInitialCSSPropertyFont(StyleResolverState&)
 {
     ASSERT_NOT_REACHED();
 }
 
 void StyleBuilderFunctions::applyInheritCSSPropertyFont(StyleResolverState&)
@@ skipping 66 matching lines @@
         state.style()->setPerspective(perspectiveValue);
 }
 
 void StyleBuilderFunctions::applyValueCSSPropertyWebkitTextOrientation(StyleResolverState& state, CSSValue* value)
 {
     if (value->isPrimitiveValue())
         state.setTextOrientation(*toCSSPrimitiveValue(value));
 }
 
 } // namespace blink