Have Text constructor take a Document reference in argument

Source/core/dom/Text.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. 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
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 23 matching lines @@
 #include "core/rendering/RenderCombineText.h"
 #include "core/rendering/RenderText.h"
 #include "core/rendering/svg/RenderSVGInlineText.h"
 #include "wtf/text/CString.h"
 #include "wtf/text/StringBuilder.h"
 
 using namespace std;
 
 namespace WebCore {
 
-PassRefPtr<Text> Text::create(Document* document, const String& data)
+PassRefPtr<Text> Text::create(Document& document, const String& data)
 {
     return adoptRef(new Text(document, data, CreateText));
 }
 
-PassRefPtr<Text> Text::createEditingText(Document* document, const String& data)
+PassRefPtr<Text> Text::createEditingText(Document& document, const String& data)
 {
     return adoptRef(new Text(document, data, CreateEditingText));
 }
 
 PassRefPtr<Text> Text::splitText(unsigned offset, ExceptionState& es)
 {
     // IndexSizeError: Raised if the specified offset is negative or greater than
     // the number of 16-bit units in data.
     if (offset > length()) {
         es.throwDOMException(IndexSizeError);
@@ skipping 247 matching lines @@
     textRenderer->setTextWithOffset(dataImpl(), offsetOfReplacedData, lengthOfReplacedData);
 }
 
 bool Text::childTypeAllowed(NodeType) const
 {
     return false;
 }
 
 PassRefPtr<Text> Text::cloneWithData(const String& data)
 {
-    return create(&document(), data);
+    return create(document(), data);
 }
 
-PassRefPtr<Text> Text::createWithLengthLimit(Document* document, const String& data, unsigned start, unsigned lengthLimit)
+PassRefPtr<Text> Text::createWithLengthLimit(Document& document, const String& data, unsigned start, unsigned lengthLimit)
 {
     unsigned dataLength = data.length();
 
     if (!start && dataLength <= lengthLimit)
         return create(document, data);
 
     RefPtr<Text> result = Text::create(document, String());
     result->parserAppendData(data, start, lengthLimit);
 
     return result;
@@ skipping 13 matching lines @@
             result.appendLiteral("; ");
         result.appendLiteral("value=");
         result.append(s);
     }
 
     strncpy(buffer, result.toString().utf8().data(), length - 1);
 }
 #endif
 
 } // namespace WebCore