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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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36 #include "wtf/PassOwnPtr.h" | 36 #include "wtf/PassOwnPtr.h" |
37 #include "wtf/PassRefPtr.h" | 37 #include "wtf/PassRefPtr.h" |
38 #include "wtf/RefCounted.h" | 38 #include "wtf/RefCounted.h" |
39 #include "wtf/RefPtr.h" | 39 #include "wtf/RefPtr.h" |
40 #include "wtf/Vector.h" | 40 #include "wtf/Vector.h" |
41 #include "wtf/WeakPtr.h" | 41 #include "wtf/WeakPtr.h" |
42 | 42 |
43 namespace blink { | 43 namespace blink { |
44 | 44 |
45 class ExceptionState; | 45 class ExceptionState; |
| 46 class ExecutionContext; |
46 class MessagePort; | 47 class MessagePort; |
47 class ExecutionContext; | 48 class ScriptState; |
48 class SerializedScriptValue; | 49 class SerializedScriptValue; |
49 | 50 |
50 // The overwhelmingly common case is sending a single port, so handle that effic
iently with an inline buffer of size 1. | 51 // The overwhelmingly common case is sending a single port, so handle that effic
iently with an inline buffer of size 1. |
51 typedef WillBeHeapVector<RefPtrWillBeMember<MessagePort>, 1> MessagePortArray; | 52 typedef WillBeHeapVector<RefPtrWillBeMember<MessagePort>, 1> MessagePortArray; |
52 | 53 |
53 // Not to be confused with WebMessagePortChannelArray; this one uses Vector and
OwnPtr instead of WebVector and raw pointers. | 54 // Not to be confused with WebMessagePortChannelArray; this one uses Vector and
OwnPtr instead of WebVector and raw pointers. |
54 typedef Vector<OwnPtr<WebMessagePortChannel>, 1> MessagePortChannelArray; | 55 typedef Vector<OwnPtr<WebMessagePortChannel>, 1> MessagePortChannelArray; |
55 | 56 |
56 class MessagePort final | 57 class MessagePort final |
57 : public EventTargetWithInlineData | 58 : public EventTargetWithInlineData |
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105 // A port gets neutered when it is transferred to a new owner via postMessag
e(). | 106 // A port gets neutered when it is transferred to a new owner via postMessag
e(). |
106 bool isNeutered() const { return !m_entangledChannel; } | 107 bool isNeutered() const { return !m_entangledChannel; } |
107 | 108 |
108 DECLARE_VIRTUAL_TRACE(); | 109 DECLARE_VIRTUAL_TRACE(); |
109 | 110 |
110 private: | 111 private: |
111 explicit MessagePort(ExecutionContext&); | 112 explicit MessagePort(ExecutionContext&); |
112 | 113 |
113 // WebMessagePortChannelClient implementation. | 114 // WebMessagePortChannelClient implementation. |
114 virtual void messageAvailable() override; | 115 virtual void messageAvailable() override; |
| 116 virtual v8::Isolate* scriptIsolate() override; |
| 117 virtual v8::Local<v8::Context> scriptContextForMessageConversion() override; |
115 void dispatchMessages(); | 118 void dispatchMessages(); |
116 | 119 |
117 OwnPtr<WebMessagePortChannel> m_entangledChannel; | 120 OwnPtr<WebMessagePortChannel> m_entangledChannel; |
118 | 121 |
119 bool m_started; | 122 bool m_started; |
120 bool m_closed; | 123 bool m_closed; |
121 | 124 |
122 WeakPtrFactory<MessagePort> m_weakFactory; | 125 WeakPtrFactory<MessagePort> m_weakFactory; |
| 126 |
| 127 RefPtr<ScriptState> m_scriptStateForConversion; |
123 }; | 128 }; |
124 | 129 |
125 } // namespace blink | 130 } // namespace blink |
126 | 131 |
127 #endif // MessagePort_h | 132 #endif // MessagePort_h |
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