Use TreeScope::completeURL and baseURL instead of the Document versions

Source/core/html/HTMLTableElement.cpp

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2010, 2011 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
@@ skipping 300 matching lines @@
     else if (name == borderAttr)
         addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderWidth, parseBorderWidthAttribute(value), CSSPrimitiveValue::CSS_PX);
     else if (name == bordercolorAttr) {
         if (!value.isEmpty())
             addHTMLColorToStyle(style, CSSPropertyBorderColor, value);
     } else if (name == bgcolorAttr)
         addHTMLColorToStyle(style, CSSPropertyBackgroundColor, value);
     else if (name == backgroundAttr) {
         String url = stripLeadingAndTrailingHTMLSpaces(value);
         if (!url.isEmpty())
-            style->setProperty(CSSProperty(CSSPropertyBackgroundImage, CSSImageValue::create(document().completeURL(url))));
+            style->setProperty(CSSProperty(CSSPropertyBackgroundImage, CSSImageValue::create(treeScope().completeURL(url))));
     } else if (name == valignAttr) {
         if (!value.isEmpty())
             addPropertyToPresentationAttributeStyle(style, CSSPropertyVerticalAlign, value);
     } else if (name == cellspacingAttr) {
         if (!value.isEmpty())
             addHTMLLengthToStyle(style, CSSPropertyBorderSpacing, value);
     } else if (name == vspaceAttr) {
         addHTMLLengthToStyle(style, CSSPropertyMarginTop, value);
         addHTMLLengthToStyle(style, CSSPropertyMarginBottom, value);
     } else if (name == hspaceAttr) {
@@ skipping 235 matching lines @@
 {
     return getAttribute(rulesAttr);
 }
 
 const AtomicString& HTMLTableElement::summary() const
 {
     return getAttribute(summaryAttr);
 }
 
 }