Remove dead methods from CSSStyleSheet and StyleSheetContents.

sky/engine/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 1559 matching lines @@
 {
     KURL oldBaseURL = m_baseURL;
     m_baseURL = m_url;
 
     if (!m_baseURL.isValid())
         m_baseURL = KURL();
 
     // FIXME(sky): remove?
     if (m_elemSheet) {
         // Element sheet is silly. It never contains anything.
-        ASSERT(!m_elemSheet->contents()->ruleCount());
         bool usesRemUnits = m_elemSheet->contents()->usesRemUnits();
         m_elemSheet = CSSStyleSheet::create(this, m_baseURL);
         // FIXME: So we are not really the parser. The right fix is to eliminate the element sheet completely.
         m_elemSheet->contents()->parserSetUsesRemUnits(usesRemUnits);
     }
 }
 
 void Document::didLoadAllImports()
 {
     if (!importLoader())
@@ skipping 1188 matching lines @@
 using namespace blink;
 void showLiveDocumentInstances()
 {
     WeakDocumentSet& set = liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (WeakDocumentSet::const_iterator it = set.begin(); it != set.end(); ++it) {
         fprintf(stderr, "- Document %p URL: %s\n", *it, (*it)->url().string().utf8().data());
     }
 }
 #endif