Remove rounding in RenderGeometryMap.

Source/core/rendering/RenderGeometryMap.cpp

 /*
  * Copyright (C) 2012 Apple Inc. 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 91 matching lines @@
 
     ASSERT(foundContainer);
     transformState.flatten();
 }
 
 FloatPoint RenderGeometryMap::mapToContainer(const FloatPoint& p, const RenderLayerModelObject* container) const
 {
     FloatPoint result;
 
     if (!hasFixedPositionStep() && !hasTransformStep() && !hasNonUniformStep() && (!container || (m_mapping.size() && container == m_mapping[0].m_renderer)))
-        result = p + roundedIntSize(m_accumulatedOffset);
+        result = p + m_accumulatedOffset;
     else {
         TransformState transformState(TransformState::ApplyTransformDirection, p);
         mapToContainer(transformState, container);
         result = transformState.lastPlanarPoint();
     }
 
 #if !ASSERT_DISABLED
     if (m_mapping.size() > 0) {
         const RenderObject* lastRenderer = m_mapping.last().m_renderer;
         const RenderLayer* layer = lastRenderer->enclosingLayer();
@@ skipping 214 matching lines @@
     // If we're not working with multiple RenderViews, then any view is considered
     // "topmost" (to preserve original behavior).
     if (!(m_mapCoordinatesFlags & TraverseDocumentBoundaries))
         return true;
 
     return renderer->frame()->isMainFrame();
 }
 #endif
 
 } // namespace WebCore