HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/speech/DOMWindowSpeechSynthesis.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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 31 matching lines @@
 }
 
 const char* DOMWindowSpeechSynthesis::supplementName()
 {
     return "DOMWindowSpeechSynthesis";
 }
 
 // static
 DOMWindowSpeechSynthesis& DOMWindowSpeechSynthesis::from(LocalDOMWindow& window)
 {
-    DOMWindowSpeechSynthesis* supplement = static_cast<DOMWindowSpeechSynthesis*>(HeapSupplement<LocalDOMWindow>::from(window, supplementName()));
+    DOMWindowSpeechSynthesis* supplement = static_cast<DOMWindowSpeechSynthesis*>(Supplement<LocalDOMWindow>::from(window, supplementName()));
     if (!supplement) {
         supplement = new DOMWindowSpeechSynthesis(window);
         provideTo(window, supplementName(), supplement);
     }
     return *supplement;
 }
 
 // static
 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis(DOMWindow& window)
 {
     return DOMWindowSpeechSynthesis::from(toLocalDOMWindow(window)).speechSynthesis();
 }
 
 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis()
 {
     if (!m_speechSynthesis && frame())
         m_speechSynthesis = SpeechSynthesis::create(frame()->domWindow()->getExecutionContext());
     return m_speechSynthesis;
 }
 
 DEFINE_TRACE(DOMWindowSpeechSynthesis)
 {
     visitor->trace(m_speechSynthesis);
-    HeapSupplement<LocalDOMWindow>::trace(visitor);
+    Supplement<LocalDOMWindow>::trace(visitor);
     DOMWindowProperty::trace(visitor);
 }
 
 } // namespace blink