Fix position of composited, paginated inlines.

third_party/WebKit/Source/core/paint/PaintLayer.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 360 matching lines @@
                             LayoutPoint&) const;
   void convertToLayerCoords(const PaintLayer* ancestorLayer, LayoutRect&) const;
 
   // Does the same as convertToLayerCoords() when not in multicol. For multicol,
   // however, convertToLayerCoords() calculates the offset in flow-thread
   // coordinates (what the layout engine uses internally), while this method
   // calculates the visual coordinates; i.e. it figures out which column the
   // layer starts in and adds in the offset. See
   // http://www.chromium.org/developers/design-documents/multi-column-layout for
   // more info.
-  LayoutPoint visualOffsetFromAncestor(const PaintLayer* ancestorLayer) const;
+  LayoutPoint visualOffsetFromAncestor(
+      const PaintLayer* ancestorLayer,
+      LayoutPoint offset = LayoutPoint()) const;
 
   // Convert a bounding box from flow thread coordinates, relative to |this|, to
   // visual coordinates, relative to |ancestorLayer|.
   // See http://www.chromium.org/developers/design-documents/multi-column-layout
   // for more info on these coordinate types.  This method requires this layer
   // to be paginated; i.e. it must have an enclosingPaginationLayer().
   void convertFromFlowThreadToVisualBoundingBoxInAncestor(
       const PaintLayer* ancestorLayer,
       LayoutRect&) const;
 
@@ skipping 862 matching lines @@
 
 }  // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLayerTree(const blink::PaintLayer*);
 CORE_EXPORT void showLayerTree(const blink::LayoutObject*);
 #endif
 
 #endif  // Layer_h