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

Source/modules/presentation/PresentationController.h

 // 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.
 
 #ifndef PresentationController_h
 #define PresentationController_h
 
 #include "core/frame/LocalFrameLifecycleObserver.h"
 #include "modules/ModulesExport.h"
 #include "modules/presentation/Presentation.h"
@@ skipping 11 matching lines @@
 enum class WebPresentationSessionState;
 
 // The coordinator between the various page exposed properties and the content
 // layer represented via |WebPresentationClient|.
 class MODULES_EXPORT PresentationController final
     : public NoBaseWillBeGarbageCollectedFinalized<PresentationController>
     , public WillBeHeapSupplement<LocalFrame>
     , public LocalFrameLifecycleObserver
     , public WebPresentationController {
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(PresentationController);
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(PresentationController);
     WTF_MAKE_NONCOPYABLE(PresentationController);
 public:
     ~PresentationController() override;
 
     static PassOwnPtrWillBeRawPtr<PresentationController> create(LocalFrame&, WebPresentationClient*);
 
     static const char* supplementName();
     static PresentationController* from(LocalFrame&);
 
     static void provideTo(LocalFrame&, WebPresentationClient*);
@@ skipping 38 matching lines @@
     // The presentation sessions associated with that frame.
     // TODO(mlamouri): the PresentationController will keep any created session
     // alive until the frame is detached. These should be weak ptr so that the
     // session can be GC'd.
     PersistentHeapHashSetWillBeHeapHashSet<Member<PresentationSession>> m_sessions;
 };
 
 } // namespace blink
 
 #endif // PresentationController_h