Pass around CSSSelector by reference instead of pointer

Source/core/dom/CSSSelectorWatch.cpp

 /*
  * Copyright (C) 2013 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 113 matching lines @@
         }
     } else {
         m_timerExpirations = 0;
         if (!m_callbackSelectorChangeTimer.isActive())
             m_callbackSelectorChangeTimer.startOneShot(0);
     }
 }
 
 static bool allCompound(const CSSSelectorList& selectorList)
 {
-    for (const CSSSelector* selector = selectorList.first(); selector; selector = selectorList.next(selector)) {
+    for (const CSSSelector* selector = selectorList.first(); selector; selector = selectorList.next(*selector)) {
         if (!selector->isCompound())
             return false;
     }
     return true;
 }
 
 void CSSSelectorWatch::watchCSSSelectors(const Vector<String>& selectors)
 {
     m_watchedCallbackSelectors.clear();
     CSSParserContext context(UASheetMode);
@@ skipping 14 matching lines @@
 
         RefPtr<StyleRule> rule = StyleRule::create();
         rule->wrapperAdoptSelectorList(selectorList);
         rule->setProperties(callbackPropertySet);
         m_watchedCallbackSelectors.append(rule.release());
     }
     m_document.changedSelectorWatch();
 }
 
 } // namespace WebCore