| Index: runtime/vm/os_thread_android.cc | 
| diff --git a/runtime/vm/os_thread_android.cc b/runtime/vm/os_thread_android.cc | 
| index 3ad2a891fcad7fe0ccecba00afd1e5dce6cdd300..36f910bf7da5a98ce55cd49900e20e5e995167ed 100644 | 
| --- a/runtime/vm/os_thread_android.cc | 
| +++ b/runtime/vm/os_thread_android.cc | 
| @@ -5,7 +5,7 @@ | 
| #include "platform/globals.h"  // NOLINT | 
|  | 
|  | 
| -#if defined(TARGET_OS_ANDROID) | 
| +#if defined(HOST_OS_ANDROID) | 
|  | 
| #include "vm/os_thread.h" | 
|  | 
| @@ -472,4 +472,4 @@ void Monitor::NotifyAll() { | 
|  | 
| }  // namespace dart | 
|  | 
| -#endif  // defined(TARGET_OS_ANDROID) | 
| +#endif  // defined(HOST_OS_ANDROID) | 
|  |