Introduce composed tree version of endOfDocument()

Source/core/editing/VisibleUnits.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 140 matching lines @@
 
 // blocks (true paragraphs; line break elements don't break blocks)
 VisiblePosition startOfBlock(const VisiblePosition&, EditingBoundaryCrossingRule = CannotCrossEditingBoundary);
 VisiblePosition endOfBlock(const VisiblePosition&, EditingBoundaryCrossingRule = CannotCrossEditingBoundary);
 bool inSameBlock(const VisiblePosition&, const VisiblePosition&);
 bool isStartOfBlock(const VisiblePosition&);
 bool isEndOfBlock(const VisiblePosition&);
 
 // document
 VisiblePosition startOfDocument(const Node*);
-VisiblePosition endOfDocument(const Node*);
 VisiblePosition startOfDocument(const VisiblePosition&);
-VisiblePosition endOfDocument(const VisiblePosition&);
+CORE_EXPORT VisiblePosition endOfDocument(const VisiblePosition&);
+CORE_EXPORT VisiblePositionInComposedTree endOfDocument(const VisiblePositionInComposedTree&);
 bool isStartOfDocument(const VisiblePosition&);
 bool isEndOfDocument(const VisiblePosition&);
 
 // editable content
 VisiblePosition startOfEditableContent(const VisiblePosition&);
 VisiblePosition endOfEditableContent(const VisiblePosition&);
 bool isEndOfEditableOrNonEditableContent(const VisiblePosition&);
 
 CORE_EXPORT InlineBoxPosition computeInlineBoxPosition(const Position&, TextAffinity);
 CORE_EXPORT InlineBoxPosition computeInlineBoxPosition(const Position&, TextAffinity, TextDirection primaryDirection);
 CORE_EXPORT InlineBoxPosition computeInlineBoxPosition(const PositionInComposedTree&, TextAffinity);
 CORE_EXPORT InlineBoxPosition computeInlineBoxPosition(const PositionInComposedTree&, TextAffinity, TextDirection primaryDirection);
 CORE_EXPORT InlineBoxPosition computeInlineBoxPosition(const VisiblePosition&);
 
 // Rect is local to the returned layoutObject
 CORE_EXPORT LayoutRect localCaretRectOfPosition(const PositionWithAffinity&, LayoutObject*&);
 CORE_EXPORT LayoutRect localCaretRectOfPosition(const PositionInComposedTreeWithAffinity&, LayoutObject*&);
 bool hasRenderedNonAnonymousDescendantsWithHeight(LayoutObject*);
 
 // Returns a hit-tested VisiblePosition for the given point in contents-space
 // coordinates.
 CORE_EXPORT VisiblePosition visiblePositionForContentsPoint(const IntPoint&, LocalFrame*);
 
 CORE_EXPORT bool rendersInDifferentPosition(const Position&, const Position&);
 
 } // namespace blink
 
 #endif // VisibleUnits_h