Oilpan: move MessagePortArray to the heap.

Source/core/events/MessageEvent.cpp

 /*
  * Copyright (C) 2007 Henry Mason (hmason@mac.com)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 36 matching lines @@
 {
     ScriptWrappable::init(this);
 }
 
 MessageEvent::MessageEvent(const AtomicString& type, const MessageEventInit& initializer)
     : Event(type, initializer)
     , m_dataType(DataTypeScriptValue)
     , m_origin(initializer.origin)
     , m_lastEventId(initializer.lastEventId)
     , m_source(isValidSource(initializer.source.get()) ? initializer.source : nullptr)
-    , m_ports(adoptPtr(new MessagePortArray(initializer.ports)))
+    , m_ports(adoptPtrWillBeNoop(new MessagePortArray(initializer.ports)))
 {
     ScriptWrappable::init(this);
     ASSERT(isValidSource(m_source.get()));
 }
 
-MessageEvent::MessageEvent(const String& origin, const String& lastEventId, PassRefPtrWillBeRawPtr<EventTarget> source, PassOwnPtr<MessagePortArray> ports)
+MessageEvent::MessageEvent(const String& origin, const String& lastEventId, PassRefPtrWillBeRawPtr<EventTarget> source, PassOwnPtrWillBeRawPtr<MessagePortArray> ports)
     : Event(EventTypeNames::message, false, false)
     , m_dataType(DataTypeScriptValue)
     , m_origin(origin)
     , m_lastEventId(lastEventId)
     , m_source(source)
     , m_ports(ports)
 {
     ScriptWrappable::init(this);
     ASSERT(isValidSource(m_source.get()));
 }
 
-MessageEvent::MessageEvent(PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, PassRefPtrWillBeRawPtr<EventTarget> source, PassOwnPtr<MessagePortArray> ports)
+MessageEvent::MessageEvent(PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, PassRefPtrWillBeRawPtr<EventTarget> source, PassOwnPtrWillBeRawPtr<MessagePortArray> ports)
     : Event(EventTypeNames::message, false, false)
     , m_dataType(DataTypeSerializedScriptValue)
     , m_dataAsSerializedScriptValue(data)
     , m_origin(origin)
     , m_lastEventId(lastEventId)
     , m_source(source)
     , m_ports(ports)
 {
     ScriptWrappable::init(this);
     if (m_dataAsSerializedScriptValue)
@@ skipping 49 matching lines @@
 
 PassRefPtrWillBeRawPtr<MessageEvent> MessageEvent::create(const AtomicString& type, const MessageEventInit& initializer, ExceptionState& exceptionState)
 {
     if (initializer.source.get() && !isValidSource(initializer.source.get())) {
         exceptionState.throwTypeError("The optional 'source' property is neither a Window nor MessagePort.");
         return nullptr;
     }
     return adoptRefWillBeNoop(new MessageEvent(type, initializer));
 }
 
-void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, const String& origin, const String& lastEventId, LocalDOMWindow* source, PassOwnPtr<MessagePortArray> ports)
+void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, const String& origin, const String& lastEventId, LocalDOMWindow* source, PassOwnPtrWillBeRawPtr<MessagePortArray> ports)
 {
     if (dispatched())
         return;
 
     initEvent(type, canBubble, cancelable);
 
     m_dataType = DataTypeScriptValue;
     m_origin = origin;
     m_lastEventId = lastEventId;
     m_source = source;
     m_ports = ports;
 }
 
-void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, LocalDOMWindow* source, PassOwnPtr<MessagePortArray> ports)
+void MessageEvent::initMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<SerializedScriptValue> data, const String& origin, const String& lastEventId, LocalDOMWindow* source, PassOwnPtrWillBeRawPtr<MessagePortArray> ports)
 {
     if (dispatched())
         return;
 
     initEvent(type, canBubble, cancelable);
 
     m_dataType = DataTypeSerializedScriptValue;
     m_dataAsSerializedScriptValue = data;
     m_origin = origin;
     m_lastEventId = lastEventId;
@@ skipping 11 matching lines @@
 
 void MessageEvent::entangleMessagePorts(ExecutionContext* context)
 {
     m_ports = MessagePort::entanglePorts(*context, m_channels.release());
 }
 
 void MessageEvent::trace(Visitor* visitor)
 {
     visitor->trace(m_dataAsBlob);
     visitor->trace(m_source);
+#if ENABLE(OILPAN)
+    visitor->trace(m_ports);
+#endif
     Event::trace(visitor);
 }
 
 } // namespace WebCore