Replace createTextNode with new Text().

sky/engine/core/editing/InsertLineBreakCommand.cpp

 /*
  * Copyright (C) 2005, 2006 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 52 matching lines @@
     if (caret.isNull())
         return;
 
     Position pos(caret.deepEquivalent());
 
     pos = positionAvoidingSpecialElementBoundary(pos);
 
     pos = positionOutsideTabSpan(pos);
 
     RefPtr<Node> nodeToInsert = nullptr;
-    nodeToInsert = document().createTextNode("\n");
+    nodeToInsert = Text::create(document(), "\n");
 
     // FIXME: Need to merge text nodes when inserting just after or before text.
 
     if (isEndOfParagraph(caret) && !lineBreakExistsAtVisiblePosition(caret)) {
         insertNodeAt(nodeToInsert.get(), pos);
         insertNodeBefore(nodeToInsert->cloneNode(false), nodeToInsert);
 
         VisiblePosition endingPosition(positionBeforeNode(nodeToInsert.get()));
         setEndingSelection(VisibleSelection(endingPosition, endingSelection().isDirectional()));
     } else if (pos.deprecatedEditingOffset() <= caretMinOffset(pos.deprecatedNode())) {
@@ skipping 20 matching lines @@
         document().updateLayout();
         if (!endingPosition.isRenderedCharacter()) {
             Position positionBeforeTextNode(positionInParentBeforeNode(*textNode));
             // Clear out all whitespace and insert one non-breaking space
             deleteInsignificantTextDownstream(endingPosition);
             ASSERT(!textNode->renderer() || textNode->renderer()->style()->collapseWhiteSpace());
             // Deleting insignificant whitespace will remove textNode if it contains nothing but insignificant whitespace.
             if (textNode->inDocument())
                 insertTextIntoNode(textNode, 0, nonBreakingSpaceString());
             else {
-                RefPtr<Text> nbspNode = document().createTextNode(nonBreakingSpaceString());
+                RefPtr<Text> nbspNode = Text::create(document(), nonBreakingSpaceString());
                 insertNodeAt(nbspNode.get(), positionBeforeTextNode);
                 endingPosition = firstPositionInNode(nbspNode.get());
             }
         }
 
         setEndingSelection(VisibleSelection(endingPosition, DOWNSTREAM, endingSelection().isDirectional()));
     }
 
     // Handle the case where there is a typing style.
 
     RefPtr<EditingStyle> typingStyle = document().frame()->selection().typingStyle();
 
     if (typingStyle && !typingStyle->isEmpty()) {
         // Even though this applyStyle operates on a Range, it still sets an endingSelection().
         // It tries to set a VisibleSelection around the content it operated on. So, that VisibleSelection
         // will either (a) select the line break we inserted, or it will (b) be a caret just
         // before the line break (if the line break is at the end of a block it isn't selectable).
         // So, this next call sets the endingSelection() to a caret just after the line break
         // that we inserted, or just before it if it's at the end of a block.
         setEndingSelection(endingSelection().visibleEnd());
     }
 
     rebalanceWhitespace();
 }
 
 }