HeapSupplements are now just Supplements.

third_party/WebKit/Source/modules/installedapp/InstalledAppController.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 InstalledAppController_h
 #define InstalledAppController_h
 
 #include "core/frame/LocalFrameLifecycleObserver.h"
 #include "modules/ModulesExport.h"
 #include "platform/Supplementable.h"
 #include "public/platform/modules/installedapp/WebInstalledAppClient.h"
 
 namespace blink {
 
 class WebSecurityOrigin;
 
 class MODULES_EXPORT InstalledAppController final
-    : public GarbageCollectedFinalized<InstalledAppController>, public HeapSupplement<LocalFrame>, public LocalFrameLifecycleObserver {
+    : public GarbageCollectedFinalized<InstalledAppController>, public Supplement<LocalFrame>, public LocalFrameLifecycleObserver {
     USING_GARBAGE_COLLECTED_MIXIN(InstalledAppController);
     WTF_MAKE_NONCOPYABLE(InstalledAppController);
 public:
     virtual ~InstalledAppController();
 
     void getInstalledApps(const WebSecurityOrigin&, WebPassOwnPtr<AppInstalledCallbacks>);
 
     static void provideTo(LocalFrame&, WebInstalledAppClient*);
     static InstalledAppController* from(LocalFrame&);
     static const char* supplementName();
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     InstalledAppController(LocalFrame&, WebInstalledAppClient*);
 
     // Inherited from LocalFrameLifecycleObserver.
     void willDetachFrameHost() override;
 
     WebInstalledAppClient* m_client;
 };
 
 } // namespace blink
 
 #endif // InstalledAppController_h