Update renderer to layoutObject in core/html.

Source/core/html/HTMLElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004-2008, 2013, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2011 Motorola Mobility. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 407 matching lines @@
 
     if (!text.contains('\n') && !text.contains('\r')) {
         if (text.isEmpty()) {
             removeChildren();
             return;
         }
         replaceChildrenWithText(this, text, exceptionState);
         return;
     }
 
-    // FIXME: Do we need to be able to detect preserveNewline style even when there's no renderer?
-    // FIXME: Can the renderer be out of date here? Do we need to call updateStyleIfNeeded?
+    // FIXME: Do we need to be able to detect preserveNewline style even when there's no layoutObject?
+    // FIXME: Can the layoutObject be out of date here? Do we need to call updateStyleIfNeeded?
     // For example, for the contents of textarea elements that are display:none?
     LayoutObject* r = layoutObject();
     if (r && r->style()->preserveNewline()) {
         if (!text.contains('\r')) {
             replaceChildrenWithText(this, text, exceptionState);
             return;
         }
         String textWithConsistentLineBreaks = text;
         textWithConsistentLineBreaks.replace("\r\n", "\n");
         textWithConsistentLineBreaks.replace('\r', '\n');
@@ skipping 573 matching lines @@
 #ifndef NDEBUG
 
 // For use in the debugger
 void dumpInnerHTML(blink::HTMLElement*);
 
 void dumpInnerHTML(blink::HTMLElement* element)
 {
     printf("%s\n", element->innerHTML().ascii().data());
 }
 #endif