HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/installedapp/NavigatorInstalledApp.h

 // 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.
 
 #ifndef NavigatorInstalledApp_h
 #define NavigatorInstalledApp_h
 
 #include "core/frame/DOMWindowProperty.h"
 #include "platform/Supplementable.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class Document;
 class Navigator;
 class ScriptPromise;
 class ScriptState;
 class InstalledAppController;
 
-class NavigatorInstalledApp final : public GarbageCollectedFinalized<NavigatorInstalledApp>, public HeapSupplement<Navigator>, public DOMWindowProperty {
+class NavigatorInstalledApp final : public GarbageCollectedFinalized<NavigatorInstalledApp>, public Supplement<Navigator>, public DOMWindowProperty {
     USING_GARBAGE_COLLECTED_MIXIN(NavigatorInstalledApp);
 public:
     static NavigatorInstalledApp* from(Document&);
     static NavigatorInstalledApp& from(Navigator&);
 
     static ScriptPromise getInstalledRelatedApps(ScriptState*, Navigator&);
     ScriptPromise getInstalledRelatedApps(ScriptState*);
 
     InstalledAppController* controller();
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     explicit NavigatorInstalledApp(LocalFrame*);
     static const char* supplementName();
 };
 
 } // namespace blink
 
 #endif // NavigatorInstalledApp_h