Deletes base::MessageLoop::set_thread_name().

cc/test/ordered_simple_task_runner.cc

Index: cc/test/ordered_simple_task_runner.cc
diff --git a/cc/test/ordered_simple_task_runner.cc b/cc/test/ordered_simple_task_runner.cc
index a3d66ee6d3a58510e49557842b0498955f17fc83..46d6394d31aa97e0bc5d9a061b1dafca61615f85 100644
--- a/cc/test/ordered_simple_task_runner.cc
+++ b/cc/test/ordered_simple_task_runner.cc
@@ -16,6 +16,7 @@
 #include "base/auto_reset.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/threading/thread_id_name_manager.h"
 #include "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_argument.h"
 
@@ -128,6 +129,12 @@ bool OrderedSimpleTaskRunner::RunsTasksOnCurrentThread() const {
   return true;
 }
 
+std::string OrderedSimpleTaskRunner::GetThreadName() const {
+  DCHECK(thread_checker_.CalledOnValidThread());
+  return base::ThreadIdNameManager::GetInstance()->GetName(
+      base::PlatformThread::CurrentId());
+}
+
 size_t OrderedSimpleTaskRunner::NumPendingTasks() const {
   return pending_tasks_.size();
 }