Remove the concept of staticly positioned absolutes.

sky/engine/core/rendering/RenderLayer.h

 /*
  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
@@ skipping 141 matching lines @@
     // Bounding box relative to some ancestor layer. Pass offsetFromRoot if known.
     LayoutRect physicalBoundingBox(const RenderLayer* ancestorLayer, const LayoutPoint* offsetFromRoot = 0) const;
     LayoutRect physicalBoundingBoxIncludingReflectionAndStackingChildren(const RenderLayer* ancestorLayer, const LayoutPoint& offsetFromRoot) const;
 
     // If true, this layer's children are included in its bounds for overlap testing.
     // We can't rely on the children's positions if this layer has a filter that could have moved the children's pixels around.
     bool overlapBoundsIncludeChildren() const { return hasFilter() && renderer()->style()->filter().hasFilterThatMovesPixels(); }
 
     LayoutRect boundingBoxForCompositing(const RenderLayer* ancestorLayer = 0) const;
 
-    LayoutUnit staticInlinePosition() const { return m_staticInlinePosition; }
-    LayoutUnit staticBlockPosition() const { return m_staticBlockPosition; }
-
-    void setStaticInlinePosition(LayoutUnit position) { m_staticInlinePosition = position; }
-    void setStaticBlockPosition(LayoutUnit position) { m_staticBlockPosition = position; }
-
     LayoutSize subpixelAccumulation() const;
     void setSubpixelAccumulation(const LayoutSize&);
 
     bool hasTransform() const { return renderer()->hasTransform(); }
     // Note that this transform has the transform-origin baked in.
     TransformationMatrix* transform() const { return m_transform.get(); }
     // currentTransform computes a transform which takes accelerated animations into account. The
     // resulting transform has transform-origin baked in. If the layer does not have a transform,
     // returns the identity matrix.
     TransformationMatrix currentTransform(RenderStyle::ApplyTransformOrigin = RenderStyle::IncludeTransformOrigin) const;
@@ skipping 129 matching lines @@
     unsigned m_hasFilterInfo : 1;
 
     RenderLayerModelObject* m_renderer;
 
     RenderLayer* m_parent;
     RenderLayer* m_previous;
     RenderLayer* m_next;
     RenderLayer* m_first;
     RenderLayer* m_last;
 
-    // Cached normal flow values for absolute positioned elements with static left/top values.
-    LayoutUnit m_staticInlinePosition;
-    LayoutUnit m_staticBlockPosition;
-
     OwnPtr<TransformationMatrix> m_transform;
 
     RenderLayerClipper m_clipper; // FIXME: Lazily allocate?
     OwnPtr<RenderLayerStackingNode> m_stackingNode;
 
     LayoutSize m_subpixelAccumulation; // The accumulated subpixel offset of a composited layer's composited bounds compared to absolute coordinates.
 };
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showLayerTree(const blink::RenderLayer*);
 void showLayerTree(const blink::RenderObject*);
 #endif
 
 #endif  // SKY_ENGINE_CORE_RENDERING_RENDERLAYER_H_