Get rid of ensureStyleResolver().

sky/engine/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 135 matching lines @@
 void Text::attach(const AttachContext& context)
 {
     RenderTreeBuilder(this, context.resolvedStyle).createRendererForTextIfNeeded();
     CharacterData::attach(context);
 }
 
 void Text::recalcTextStyle(StyleRecalcChange change, Text* nextTextSibling)
 {
     if (RenderText* renderer = this->renderer()) {
         if (change != NoChange || needsStyleRecalc())
-            renderer->setStyle(document().ensureStyleResolver().styleForText(this));
+            renderer->setStyle(document().styleResolver().styleForText(this));
         if (needsStyleRecalc())
             renderer->setText(dataImpl());
         clearNeedsStyleRecalc();
     } else if (needsStyleRecalc() || needsWhitespaceRenderer()) {
         reattach();
         if (this->renderer())
             reattachWhitespaceSiblings(nextTextSibling);
     }
 }
 
@@ skipping 41 matching lines @@
             result.appendLiteral("; ");
         result.appendLiteral("value=");
         result.append(s);
     }
 
     strncpy(buffer, result.toString().utf8().data(), length - 1);
 }
 #endif
 
 } // namespace blink