| Index: runtime/platform/thread_macos.cc
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| diff --git a/runtime/platform/thread_macos.cc b/runtime/platform/thread_macos.cc
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| index 01c5c8c9e2d0dbc597f834e95978ee73389bd211..a113abc034b188fb6233dd4a7a2f477d343021d8 100644
 | 
| --- a/runtime/platform/thread_macos.cc
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| +++ b/runtime/platform/thread_macos.cc
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| @@ -142,6 +142,11 @@ ThreadId Thread::GetCurrentThreadId() {
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|  }
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|  
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|  
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| +bool Thread::Join(ThreadId id) {
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| +  return false;
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| +}
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| +
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| +
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|  intptr_t Thread::ThreadIdToIntPtr(ThreadId id) {
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|    ASSERT(sizeof(id) == sizeof(intptr_t));
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|    return reinterpret_cast<intptr_t>(id);
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| 
 |