[part 2] Make classes and structures in modules fast-allocated.

Source/modules/geolocation/testing/GeolocationClientMock.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2012 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 26 matching lines @@
 #include "platform/heap/Handle.h"
 #include "wtf/HashSet.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class GeolocationController;
 class GeolocationPosition;
 
 // Provides a mock object for the geolocation client.
-class GeolocationClientMock : public GeolocationClient {
+class GeolocationClientMock final : public GeolocationClient {
 public:
     GeolocationClientMock();
     ~GeolocationClientMock() override;
 
     void setPosition(GeolocationPosition*);
     void setPositionUnavailableError(const String& errorMessage);
     void setPermission(bool allowed);
     int numberOfPendingPermissionRequests() const;
 
     // GeolocationClient
@@ skipping 35 matching lines @@
 
     PermissionState m_permissionState;
 
     typedef PersistentHeapHashSetWillBeHeapHashSet<Member<Geolocation>> GeolocationSet;
     GeolocationSet m_pendingPermissions;
 };
 
 }
 
 #endif