Replace MessageLoopProxy::current() with ThreadTaskRunnerHandle::Get()

chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc

Index: chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc
diff --git a/chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc b/chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc
index 30ee74459be3e8e741d8b82c9ce5aa57c5105b32..9ee47935374bb1cf9dfc75c8c83ab61c8b1c370c 100644
--- a/chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc
+++ b/chrome/browser/sync_file_system/drive_backend/callback_helper_unittest.cc
@@ -6,6 +6,7 @@
 
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/threading/thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -64,9 +65,9 @@ TEST(DriveBackendCallbackHelperTest, RunOnOtherThreadTest) {
   base::Thread thread("WorkerThread");
   thread.Start();
 
-  scoped_refptr<base::MessageLoopProxy> ui_task_runner =
-      base::MessageLoopProxy::current();
-  scoped_refptr<base::MessageLoopProxy> worker_task_runner =
+  scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner =
+      base::ThreadTaskRunnerHandle::Get();
+  scoped_refptr<base::SequencedTaskRunner> worker_task_runner =
       thread.message_loop_proxy();
 
   bool called = false;