Remove position: sticky

Source/core/rendering/RenderFlowThread.cpp

 /*
  * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above
  *    copyright notice, this list of conditions and the following
  *    disclaimer.
@@ skipping 239 matching lines @@
                     top -= toRenderInline(&boxModelObject)->borderTop();
             }
 
             // Get the logical top of the region this object starts in
             // and compute the object's top, relative to the region's top.
             LayoutUnit regionLogicalTop = startRegion->pageLogicalTopForOffset(top);
             LayoutUnit topRelativeToRegion = top - regionLogicalTop;
             referencePoint.setY(startRegion->offsetTop() + topRelativeToRegion);
 
             // Since the top has been overriden, check if the
-            // relative/sticky positioning must be reconsidered.
+            // relative positioning must be reconsidered.
             if (boxModelObject.isRelPositioned())
                 referencePoint.move(0, boxModelObject.relativePositionOffset().height());
-            else if (boxModelObject.isStickyPositioned())
-                referencePoint.move(0, boxModelObject.stickyPositionOffset().height());
         }
 
         // Since we're looking for the offset relative to the body, we must also
         // take into consideration the borders of the region.
         referencePoint.move(startRegion->borderLeft(), startRegion->borderTop());
     }
 
     return referencePoint;
 }
 
@@ skipping 256 matching lines @@
 {
     if (!m_renderFlowThread)
         return;
     RenderView* view = m_renderFlowThread->view();
     ASSERT(view->flowThreadController()->currentRenderFlowThread() == m_renderFlowThread);
     view->flowThreadController()->setCurrentRenderFlowThread(m_previousRenderFlowThread);
 }
 
 
 } // namespace WebCore