Revert of [GRC] Process Coordination Unit support for Global Resource Controller

services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.cc

Index: services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.cc
diff --git a/services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.cc b/services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.cc
deleted file mode 100644
index c210b963525b2e80d97d81d65c5dc506073f71b3..0000000000000000000000000000000000000000
--- a/services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.cc
+++ /dev/null
@@ -1,31 +0,0 @@
-// Copyright 2017 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 "services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.h"
-
-#include "base/bind.h"
-#include "base/run_loop.h"
-
-namespace resource_coordinator {
-
-namespace {
-
-void OnLastServiceRefDestroyed() {
-  // No-op. This is required by service_manager::ServiceContextRefFactory
-  // construction but not needed for the tests.
-}
-
-}  // namespace
-
-CoordinationUnitImplTestBase::CoordinationUnitImplTestBase()
-    : service_ref_factory_(base::Bind(&OnLastServiceRefDestroyed)),
-      provider_(&service_ref_factory_) {}
-
-CoordinationUnitImplTestBase::~CoordinationUnitImplTestBase() = default;
-
-void CoordinationUnitImplTestBase::TearDown() {
-  base::RunLoop().RunUntilIdle();
-}
-
-}  // namespace resource_coordinator