Merge StyleSheet into CSSStyleSheet.

sky/engine/core/dom/shadow/ElementShadow.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 201 matching lines @@
         if (!root || !otherRoot)
             return false;
 
         StyleSheetList* list = root->styleSheets();
         StyleSheetList* otherList = otherRoot->styleSheets();
 
         if (list->length() != otherList->length())
             return false;
 
         for (size_t i = 0; i < list->length(); i++) {
-            if (toCSSStyleSheet(list->item(i))->contents() != toCSSStyleSheet(otherList->item(i))->contents())
+            if (list->item(i)->contents() != otherList->item(i)->contents())
                 return false;
         }
     }
 
     return true;
 }
 
 const InsertionPoint* ElementShadow::finalDestinationInsertionPointFor(const Node* key) const
 {
     ASSERT(key && !key->document().childNeedsDistributionRecalc());
@@ skipping 71 matching lines @@
     }
     setNeedsDistributionRecalc();
 }
 
 void ElementShadow::clearDistribution()
 {
     m_nodeToInsertionPoints.clear();
 }
 
 } // namespace