Move VisibleSelection::nonBoundaryShadowTreeRootNode() to FrameSelection.cpp

third_party/WebKit/Source/core/editing/VisibleSelection.h

 /*
  * Copyright (C) 2004 Apple Computer, 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 107 matching lines @@
     // TODO(yosin) Most callers probably don't want these functions, but
     // are using them for historical reasons. |toNormalizedEphemeralRange()|
     // contracts the range around text, and moves the caret most backward
     // visually equivalent position before returning the range/positions.
     EphemeralRangeTemplate<Strategy> toNormalizedEphemeralRange() const;
 
     Element* rootEditableElement() const;
     bool isContentEditable() const;
     bool hasEditableStyle() const;
     bool isContentRichlyEditable() const;
-    // Returns a shadow tree node for legacy shadow trees, a child of the
-    // ShadowRoot node for new shadow trees, or 0 for non-shadow trees.
-    Node* nonBoundaryShadowTreeRootNode() const;
 
     VisiblePositionTemplate<Strategy> visiblePositionRespectingEditingBoundary(const LayoutPoint& localPoint, Node* targetNode) const;
     PositionWithAffinityTemplate<Strategy> positionRespectingEditingBoundary(const LayoutPoint& localPoint, Node* targetNode) const;
 
     bool isValidFor(const Document&) const;
     void setWithoutValidation(const PositionTemplate<Strategy>&, const PositionTemplate<Strategy>&);
 
     void setChangeObserver(VisibleSelectionChangeObserver&);
     void clearChangeObserver();
     void didChange(); // Fire the change observer, if any.
@@ skipping 83 matching lines @@
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::VisibleSelection&);
 void showTree(const blink::VisibleSelection*);
 void showTree(const blink::VisibleSelectionInFlatTree&);
 void showTree(const blink::VisibleSelectionInFlatTree*);
 #endif
 
 #endif // VisibleSelection_h