Move static member function normalizeRange() out from VisibleSelection

Source/core/editing/serializers/Serialization.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009, 2010, 2011 Google Inc. All rights reserved.
  * Copyright (C) 2011 Igalia S.L.
  * Copyright (C) 2011 Motorola Mobility. 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
@@ skipping 177 matching lines @@
     // positions rather than first node and last node in selection.
     Node* commonAncestor = Strategy::commonAncestor(*startPosition.computeContainerNode(), *endPosition.computeContainerNode());
     ASSERT(commonAncestor);
     HTMLElement* specialCommonAncestor = nullptr;
     if (shouldAnnotate == AnnotateForInterchange) {
         // Include ancestors that aren't completely inside the range but are required to retain
         // the structure and appearance of the copied markup.
         specialCommonAncestor = ancestorToRetainStructureAndAppearance(commonAncestor);
         if (Node* parentListNode = enclosingNodeOfType(firstPositionInOrBeforeNode(firstNode), isListItem)) {
             EphemeralRangeTemplate<Strategy> markupRange = EphemeralRangeTemplate<Strategy>(startPosition, endPosition);
-            EphemeralRangeTemplate<Strategy> nodeRange = VisibleSelection::normalizeRange(EphemeralRangeTemplate<Strategy>::rangeOfContents(*parentListNode));
+            EphemeralRangeTemplate<Strategy> nodeRange = normalizeRange(EphemeralRangeTemplate<Strategy>::rangeOfContents(*parentListNode));
             if (nodeRange == markupRange) {
                 ContainerNode* ancestor = parentListNode->parentNode();
                 while (ancestor && !isHTMLListElement(ancestor))
                     ancestor = ancestor->parentNode();
                 specialCommonAncestor = toHTMLElement(ancestor);
             }
         }
 
         // Retain the Mail quote level by including all ancestor mail block quotes.
         if (HTMLQuoteElement* highestMailBlockquote = toHTMLQuoteElement(highestEnclosingNodeOfType(firstPositionInOrBeforeNode(firstNode), isMailHTMLBlockquoteElement, CanCrossEditingBoundary)))
@@ skipping 496 matching lines @@
     RefPtrWillBeRawPtr<Text> textNext = toText(next);
     textNode->appendData(textNext->data());
     if (textNext->parentNode()) // Might have been removed by mutation event.
         textNext->remove(exceptionState);
 }
 
 template class CORE_TEMPLATE_EXPORT CreateMarkupAlgorithm<EditingStrategy>;
 template class CORE_TEMPLATE_EXPORT CreateMarkupAlgorithm<EditingInComposedTreeStrategy>;
 
 }