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1 /* | 1 /* |
2 * Copyright (C) 2014 Google Inc. All rights reserved. | 2 * Copyright (C) 2014 Google 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 are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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33 | 33 |
34 #include "platform/heap/ThreadState.h" | 34 #include "platform/heap/ThreadState.h" |
35 #include "public/platform/WebThread.h" | 35 #include "public/platform/WebThread.h" |
36 | 36 |
37 namespace blink { | 37 namespace blink { |
38 | 38 |
39 class MessageLoopInterruptor : public ThreadState::Interruptor { | 39 class MessageLoopInterruptor : public ThreadState::Interruptor { |
40 public: | 40 public: |
41 explicit MessageLoopInterruptor(blink::WebThread* thread) : m_thread(thread)
{ } | 41 explicit MessageLoopInterruptor(blink::WebThread* thread) : m_thread(thread)
{ } |
42 | 42 |
43 virtual void requestInterrupt() OVERRIDE | 43 virtual void requestInterrupt() override |
44 { | 44 { |
45 // GCTask has an empty run() method. Its only purpose is to guarantee | 45 // GCTask has an empty run() method. Its only purpose is to guarantee |
46 // that MessageLoop will have a task to process which will result | 46 // that MessageLoop will have a task to process which will result |
47 // in PendingGCRunner::didProcessTask being executed. | 47 // in PendingGCRunner::didProcessTask being executed. |
48 m_thread->postTask(new GCTask); | 48 m_thread->postTask(new GCTask); |
49 } | 49 } |
50 | 50 |
51 virtual void clearInterrupt() OVERRIDE { } | 51 virtual void clearInterrupt() override { } |
52 | 52 |
53 private: | 53 private: |
54 class GCTask : public blink::WebThread::Task { | 54 class GCTask : public blink::WebThread::Task { |
55 public: | 55 public: |
56 virtual ~GCTask() { } | 56 virtual ~GCTask() { } |
57 | 57 |
58 virtual void run() OVERRIDE | 58 virtual void run() override |
59 { | 59 { |
60 // Don't do anything here because we don't know if this is | 60 // Don't do anything here because we don't know if this is |
61 // a nested event loop or not. PendingGCRunner::didProcessTask | 61 // a nested event loop or not. PendingGCRunner::didProcessTask |
62 // will enter correct safepoint for us. | 62 // will enter correct safepoint for us. |
63 // We are not calling onInterrupted() because that always | 63 // We are not calling onInterrupted() because that always |
64 // conservatively enters safepoint with pointers on stack. | 64 // conservatively enters safepoint with pointers on stack. |
65 } | 65 } |
66 }; | 66 }; |
67 | 67 |
68 blink::WebThread* m_thread; | 68 blink::WebThread* m_thread; |
69 }; | 69 }; |
70 | 70 |
71 } | 71 } |
72 | 72 |
73 #endif | 73 #endif |
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