HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/installedapp/InstalledAppController.cpp

 // Copyright 2016 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/installedapp/InstalledAppController.h"
 
 #include "core/frame/LocalFrame.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "public/platform/WebSecurityOrigin.h"
 
 namespace blink {
 
 InstalledAppController::~InstalledAppController()
 {
 }
 
 void InstalledAppController::provideTo(LocalFrame& frame, WebInstalledAppClient* client)
 {
     ASSERT(RuntimeEnabledFeatures::installedAppEnabled());
 
     RawPtr<InstalledAppController> controller = new InstalledAppController(frame, client);
-    HeapSupplement<LocalFrame>::provideTo(frame, supplementName(), controller.release());
+    Supplement<LocalFrame>::provideTo(frame, supplementName(), controller.release());
 }
 
 InstalledAppController* InstalledAppController::from(LocalFrame& frame)
 {
-    InstalledAppController* controller = static_cast<InstalledAppController*>(HeapSupplement<LocalFrame>::from(frame, supplementName()));
+    InstalledAppController* controller = static_cast<InstalledAppController*>(Supplement<LocalFrame>::from(frame, supplementName()));
     ASSERT(controller);
     return controller;
 }
 
 InstalledAppController::InstalledAppController(LocalFrame& frame, WebInstalledAppClient* client)
     : LocalFrameLifecycleObserver(&frame)
     , m_client(client)
 {
 }
 
@@ skipping 14 matching lines @@
     m_client->getInstalledRelatedApps(url, callback);
 }
 
 void InstalledAppController::willDetachFrameHost()
 {
     m_client = nullptr;
 }
 
 DEFINE_TRACE(InstalledAppController)
 {
-    HeapSupplement<LocalFrame>::trace(visitor);
+    Supplement<LocalFrame>::trace(visitor);
     LocalFrameLifecycleObserver::trace(visitor);
 }
 
 } // namespace blink