Selection attributes changes from long to unsigned long

Source/core/editing/DOMSelection.h

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  * Copyright (C) 2012 Google 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.
@@ skipping 43 matching lines @@
     static PassRefPtrWillBeRawPtr<DOMSelection> create(const TreeScope* treeScope)
     {
         return adoptRefWillBeNoop(new DOMSelection(treeScope));
     }
 
     void clearTreeScope();
 
     // Safari Selection Object API
     // These methods return the valid equivalents of internal editing positions.
     Node* baseNode() const;
-    int baseOffset() const;
+    unsigned baseOffset() const;
     Node* extentNode() const;
-    int extentOffset() const;
+    unsigned extentOffset() const;
     String type() const;
-    void setBaseAndExtent(Node* baseNode, int baseOffset, Node* extentNode, int extentOffset, ExceptionState&);
+    void setBaseAndExtent(Node* baseNode, unsigned baseOffset, Node* extentNode, unsigned extentOffset, ExceptionState&);
     void modify(const String& alter, const String& direction, const String& granularity);
 
     // Mozilla Selection Object API
     // In Firefox, anchor/focus are the equal to the start/end of the selection,
     // but reflect the direction in which the selection was made by the user. That does
     // not mean that they are base/extent, since the base/extent don't reflect
     // expansion.
     // These methods return the valid equivalents of internal editing positions.
     Node* anchorNode() const;
-    int anchorOffset() const;
+    unsigned anchorOffset() const;
     Node* focusNode() const;
-    int focusOffset() const;
+    unsigned focusOffset() const;
     bool isCollapsed() const;
-    int rangeCount() const;
-    void collapse(Node*, int offset, ExceptionState&);
+    unsigned rangeCount() const;
+    void collapse(Node*, unsigned offset, ExceptionState&);
     void collapseToEnd(ExceptionState&);
     void collapseToStart(ExceptionState&);
-    void extend(Node*, int offset, ExceptionState&);
-    PassRefPtrWillBeRawPtr<Range> getRangeAt(int, ExceptionState&);
+    void extend(Node*, unsigned offset, ExceptionState&);
+    PassRefPtrWillBeRawPtr<Range> getRangeAt(unsigned, ExceptionState&);
     void removeAllRanges();
     void addRange(Range*);
     void deleteFromDocument();
     bool containsNode(const Node*, bool partlyContained) const;
     void selectAllChildren(Node*, ExceptionState&);
 
     String toString();
 
     // Microsoft Selection Object API
     void empty();
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit DOMSelection(const TreeScope*);
 
     // Convenience method for accessors, does not check m_frame present.
     const VisibleSelection& visibleSelection() const;
 
     Node* shadowAdjustedNode(const Position&) const;
-    int shadowAdjustedOffset(const Position&) const;
+    unsigned shadowAdjustedOffset(const Position&) const;
 
     bool isValidForPosition(Node*) const;
 
     void addConsoleError(const String& message);
 
     RawPtrWillBeMember<const TreeScope> m_treeScope;
 };
 
 } // namespace blink
 
 #endif // DOMSelection_h