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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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56 private: | 56 private: |
57 WeakMember<ExecutionContext> m_executionContext; | 57 WeakMember<ExecutionContext> m_executionContext; |
58 }; | 58 }; |
59 | 59 |
60 // ContextLifecycleObserver provides an additional contextDestroyed() hook | 60 // ContextLifecycleObserver provides an additional contextDestroyed() hook |
61 // to execute cleanup code when a context is destroyed. Prefer the simpler | 61 // to execute cleanup code when a context is destroyed. Prefer the simpler |
62 // ContextClient when possible. | 62 // ContextClient when possible. |
63 class CORE_EXPORT ContextLifecycleObserver | 63 class CORE_EXPORT ContextLifecycleObserver |
64 : public LifecycleObserver<ExecutionContext, ContextLifecycleObserver> { | 64 : public LifecycleObserver<ExecutionContext, ContextLifecycleObserver> { |
65 public: | 65 public: |
| 66 virtual void contextDestroyed(ExecutionContext*) {} |
| 67 |
66 ExecutionContext* getExecutionContext() const { return lifecycleContext(); } | 68 ExecutionContext* getExecutionContext() const { return lifecycleContext(); } |
67 LocalFrame* frame() const; | 69 LocalFrame* frame() const; |
68 | 70 |
69 enum Type { | 71 enum Type { |
70 GenericType, | 72 GenericType, |
71 SuspendableObjectType, | 73 SuspendableObjectType, |
72 }; | 74 }; |
73 | 75 |
74 Type observerType() const { return m_observerType; } | 76 Type observerType() const { return m_observerType; } |
75 | 77 |
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112 explicit DOMWindowClient(LocalDOMWindow*); | 114 explicit DOMWindowClient(LocalDOMWindow*); |
113 explicit DOMWindowClient(LocalFrame*); | 115 explicit DOMWindowClient(LocalFrame*); |
114 | 116 |
115 private: | 117 private: |
116 WeakMember<LocalDOMWindow> m_domWindow; | 118 WeakMember<LocalDOMWindow> m_domWindow; |
117 }; | 119 }; |
118 | 120 |
119 } // namespace blink | 121 } // namespace blink |
120 | 122 |
121 #endif // ContextLifecycleObserver_h | 123 #endif // ContextLifecycleObserver_h |
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