| Index: sandbox/linux/services/scoped_process.cc
 | 
| diff --git a/sandbox/linux/services/scoped_process.cc b/sandbox/linux/services/scoped_process.cc
 | 
| index bdeaee944f5ed8a51a3bf37541a9ca918f60dd89..4433201ef453f6a03784760a459e06e75daf5f0f 100644
 | 
| --- a/sandbox/linux/services/scoped_process.cc
 | 
| +++ b/sandbox/linux/services/scoped_process.cc
 | 
| @@ -39,7 +39,7 @@ ScopedProcess::ScopedProcess(const base::Closure& child_callback)
 | 
|    PCHECK(0 == pipe(pipe_fds_));
 | 
|  #if !defined(THREAD_SANITIZER)
 | 
|    // Make sure that we can safely fork().
 | 
| -  CHECK(ThreadHelpers::IsSingleThreaded(-1));
 | 
| +  CHECK(ThreadHelpers::IsSingleThreaded());
 | 
|  #endif
 | 
|    child_process_id_ = fork();
 | 
|    PCHECK(0 <= child_process_id_);
 | 
| 
 |