HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/device_light/DeviceLightController.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/device_light/DeviceLightController.h"
 
 #include "core/dom/Document.h"
 #include "modules/EventModules.h"
 #include "modules/device_light/DeviceLightDispatcher.h"
 #include "modules/device_light/DeviceLightEvent.h"
@@ skipping 13 matching lines @@
 #endif
 }
 
 const char* DeviceLightController::supplementName()
 {
     return "DeviceLightController";
 }
 
 DeviceLightController& DeviceLightController::from(Document& document)
 {
-    DeviceLightController* controller = static_cast<DeviceLightController*>(HeapSupplement<Document>::from(document, supplementName()));
+    DeviceLightController* controller = static_cast<DeviceLightController*>(Supplement<Document>::from(document, supplementName()));
     if (!controller) {
         controller = new DeviceLightController(document);
-        HeapSupplement<Document>::provideTo(document, supplementName(), controller);
+        Supplement<Document>::provideTo(document, supplementName(), controller);
     }
     return *controller;
 }
 
 bool DeviceLightController::hasLastData()
 {
     return DeviceLightDispatcher::instance().latestDeviceLightData() >= 0;
 }
 
 void DeviceLightController::registerWithDispatcher()
@@ skipping 19 matching lines @@
 }
 
 const AtomicString& DeviceLightController::eventTypeName() const
 {
     return EventTypeNames::devicelight;
 }
 
 DEFINE_TRACE(DeviceLightController)
 {
     DeviceSingleWindowEventController::trace(visitor);
-    HeapSupplement<Document>::trace(visitor);
+    Supplement<Document>::trace(visitor);
 }
 
 
 } // namespace blink