HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp

 // Copyright 2015 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/bluetooth/BluetoothSupplement.h"
 
 #include "core/dom/Document.h"
 
 namespace blink {
 
 const char* BluetoothSupplement::supplementName()
 {
     return "BluetoothSupplement";
 }
 
 BluetoothSupplement::BluetoothSupplement(WebBluetooth* bluetooth)
     : m_bluetooth(bluetooth)
 {
 }
 
 void BluetoothSupplement::provideTo(LocalFrame& frame, WebBluetooth* bluetooth)
 {
     RawPtr<BluetoothSupplement> bluetoothSupplement = new BluetoothSupplement(bluetooth);
-    HeapSupplement<LocalFrame>::provideTo(frame, supplementName(), bluetoothSupplement.release());
+    Supplement<LocalFrame>::provideTo(frame, supplementName(), bluetoothSupplement.release());
 };
 
 WebBluetooth* BluetoothSupplement::from(LocalFrame* frame)
 {
-    BluetoothSupplement* supplement = static_cast<BluetoothSupplement*>(HeapSupplement<LocalFrame>::from(frame, supplementName()));
+    BluetoothSupplement* supplement = static_cast<BluetoothSupplement*>(Supplement<LocalFrame>::from(frame, supplementName()));
 
     ASSERT(supplement);
     ASSERT(supplement->m_bluetooth);
 
     return supplement->m_bluetooth;
 }
 
 WebBluetooth* BluetoothSupplement::fromScriptState(ScriptState* scriptState)
 {
     return fromExecutionContext(scriptState->getExecutionContext());
 }
 
 WebBluetooth* BluetoothSupplement::fromExecutionContext(ExecutionContext* executionContext)
 {
     if (!executionContext->isDocument()) {
         return nullptr;
     }
     return BluetoothSupplement::from(static_cast<Document*>(executionContext)->frame());
 }
 
 DEFINE_TRACE(BluetoothSupplement)
 {
-    HeapSupplement<LocalFrame>::trace(visitor);
+    Supplement<LocalFrame>::trace(visitor);
 }
 
 } // namespace blink