Oilpan: prefer eager finalization over prefinalizers.

Source/modules/webmidi/MIDIAccessInitializer.h

 // Copyright 2014 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 MIDIAccessInitializer_h
 #define MIDIAccessInitializer_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "modules/ModulesExport.h"
 #include "modules/webmidi/MIDIAccessor.h"
 #include "modules/webmidi/MIDIAccessorClient.h"
 #include "modules/webmidi/MIDIPort.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class MIDIOptions;
 class ScriptState;
 
 class MODULES_EXPORT MIDIAccessInitializer : public ScriptPromiseResolver, public MIDIAccessorClient {
-    WILL_BE_USING_PRE_FINALIZER(MIDIAccessInitializer, dispose);
 public:
     struct PortDescriptor {
         String id;
         String manufacturer;
         String name;
         MIDIPort::TypeCode type;
         String version;
         MIDIAccessor::MIDIPortState state;
 
         PortDescriptor(const String& id, const String& manufacturer, const String& name, MIDIPort::TypeCode type, const String& version, MIDIAccessor::MIDIPortState state)
             : id(id)
             , manufacturer(manufacturer)
             , name(name)
             , type(type)
             , version(version)
             , state(state) { }
     };
 
     static ScriptPromise start(ScriptState* scriptState, const MIDIOptions& options)
     {
         RefPtrWillBeRawPtr<MIDIAccessInitializer> resolver = adoptRefWillBeNoop(new MIDIAccessInitializer(scriptState, options));
         resolver->keepAliveWhilePending();
         resolver->suspendIfNeeded();
         return resolver->start();
     }
 
     ~MIDIAccessInitializer() override;
 
+    // Eager finalization to allow dispose() operation access
+    // other (non eager) heap objects.
+    EAGERLY_FINALIZE();
+
     // MIDIAccessorClient
     void didAddInputPort(const String& id, const String& manufacturer, const String& name, const String& version, MIDIAccessor::MIDIPortState) override;
     void didAddOutputPort(const String& id, const String& manufacturer, const String& name, const String& version, MIDIAccessor::MIDIPortState) override;
     void didSetInputPortState(unsigned portIndex, MIDIAccessor::MIDIPortState) override;
     void didSetOutputPortState(unsigned portIndex, MIDIAccessor::MIDIPortState) override;
     void didStartSession(bool success, const String& error, const String& message) override;
     void didReceiveMIDIData(unsigned portIndex, const unsigned char* data, size_t length, double timeStamp) override { }
 
     void resolveSysexPermission(bool allowed);
     SecurityOrigin* securityOrigin() const;
@@ skipping 10 matching lines @@
     OwnPtr<MIDIAccessor> m_accessor;
     Vector<PortDescriptor> m_portDescriptors;
     bool m_requestSysex;
     bool m_hasBeenDisposed;
     bool m_sysexPermissionResolved;
 };
 
 } // namespace blink
 
 #endif // MIDIAccessInitializer_h