Cleanup after removing views-mus code

ui/views/mus/run_all_unittests_aura_mus.cc

Index: ui/views/mus/run_all_unittests_aura_mus.cc
diff --git a/ui/views/mus/run_all_unittests_aura_mus.cc b/ui/views/mus/run_all_unittests_aura_mus.cc
deleted file mode 100644
index 412cf502aaa6cbf94eb8a355340d35f4eaaf7cff..0000000000000000000000000000000000000000
--- a/ui/views/mus/run_all_unittests_aura_mus.cc
+++ /dev/null
@@ -1,9 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ui/views/mus/views_aura_mus_test_suite.h"
-
-int MasterProcessMain(int argc, char** argv) {
-  return views::ViewsAuraMusTestSuite(argc, argv).RunTests();
-}