Remove more Node API.

sky/engine/core/editing/htmlediting.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 738 matching lines @@
 }
 
 bool isMailHTMLBlockquoteElement(const Node* node)
 {
     return false;
 }
 
 int caretMinOffset(const Node* n)
 {
     RenderObject* r = n->renderer();
-    ASSERT(!n->isCharacterDataNode() || !r || r->isText()); // FIXME: This was a runtime check that seemingly couldn't fail; changed it to an assertion for now.
+    ASSERT(!n->isTextNode() || !r || r->isText()); // FIXME: This was a runtime check that seemingly couldn't fail; changed it to an assertion for now.
     return r ? r->caretMinOffset() : 0;
 }
 
 // If a node can contain candidates for VisiblePositions, return the offset of the last candidate, otherwise
 // return the number of children for container nodes and the length for unrendered text nodes.
 int caretMaxOffset(const Node* n)
 {
     // For rendered text nodes, return the last position that a caret could occupy.
     if (n->isTextNode() && n->renderer())
         return n->renderer()->caretMaxOffset();
@@ skipping 156 matching lines @@
     // if the selection starts just before a paragraph break, skip over it
     if (isEndOfParagraph(visiblePosition))
         return visiblePosition.next().deepEquivalent().downstream();
 
     // otherwise, make sure to be at the start of the first selected node,
     // instead of possibly at the end of the last node before the selection
     return visiblePosition.deepEquivalent().downstream();
 }
 
 } // namespace blink