Index: runtime/vm/os_thread.h |
diff --git a/runtime/vm/os_thread.h b/runtime/vm/os_thread.h |
index 41e77180ed74cf2dd256c4eede7dd3882b2faaab..a3693af4308fc901af326e7c946fc992f7f3add1 100644 |
--- a/runtime/vm/os_thread.h |
+++ b/runtime/vm/os_thread.h |
@@ -291,6 +291,7 @@ class Mutex { |
ThreadId owner_; |
#endif // defined(DEBUG) |
+ friend class MallocLocker; |
friend class MutexLocker; |
friend class SafepointMutexLocker; |
friend class OSThreadIterator; |