Expand FrameSelection/SelectionEditor::firstRange()

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

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 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
@@ skipping 43 matching lines @@
   bool isContentRichlyEditable() const;
 
   const SelectionInDOMTree& selectionInDOMTree() const;
 
   const VisibleSelection& computeVisibleSelectionInDOMTree() const;
   const VisibleSelectionInFlatTree& computeVisibleSelectionInFlatTree() const;
   void setSelection(const SelectionInDOMTree&);
 
   void documentAttached(Document*);
 
-  // If this FrameSelection has a logical range which is still valid, this
-  // function return its clone. Otherwise, the return value from underlying
-  // |VisibleSelection|'s |firstRange()| is returned.
-  Range* firstRange() const;
-
   // There functions are exposed for |FrameSelection|.
   void cacheRangeOfDocument(Range*);
   Range* documentCachedRange() const;
   void clearDocumentCachedRange();
 
   DECLARE_TRACE();
 
  private:
   explicit SelectionEditor(LocalFrame&);
 
@@ skipping 36 matching lines @@
 
   mutable VisibleSelection m_cachedVisibleSelectionInDOMTree;
   mutable VisibleSelectionInFlatTree m_cachedVisibleSelectionInFlatTree;
   mutable uint64_t m_styleVersion = static_cast<uint64_t>(-1);
   mutable bool m_cacheIsDirty = false;
 };
 
 }  // namespace blink
 
 #endif  // SelectionEditor_h