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

services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest.cc

 // 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 <memory>
-#include <utility>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
-#include "services/resource_coordinator/coordination_unit/coordination_unit_impl_unittest_util.h"
 #include "services/resource_coordinator/coordination_unit/coordination_unit_provider_impl.h"
 #include "services/service_manager/public/cpp/service_context_ref.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace resource_coordinator {
 
 namespace {
 
-class CoordinationUnitImplTest : public CoordinationUnitImplTestBase {};
+void OnLastServiceRefDestroyed() {
+  // No-op. This is required by service_manager::ServiceContextRefFactory
+  // construction but not needed for the tests.
+}
+
+class CoordinationUnitImplTest : public testing::Test {
+ public:
+  CoordinationUnitImplTest()
+      : service_ref_factory_(base::Bind(&OnLastServiceRefDestroyed)),
+        provider_(&service_ref_factory_) {}
+  ~CoordinationUnitImplTest() override {}
+
+  // testing::Test:
+  void TearDown() override { base::RunLoop().RunUntilIdle(); }
+
+ protected:
+  CoordinationUnitProviderImpl* provider() { return &provider_; }
+
+ private:
+  base::MessageLoop message_loop_;
+
+  service_manager::ServiceContextRefFactory service_ref_factory_;
+  CoordinationUnitProviderImpl provider_;
+};
 
 class TestCoordinationUnit : public mojom::CoordinationPolicyCallback {
  public:
   TestCoordinationUnit(CoordinationUnitProviderImpl* provider,
                        const CoordinationUnitType& type,
                        const std::string& id)
       : binding_(this) {
     CHECK(provider);
 
     CoordinationUnitID new_cu_id(type, id);
@@ skipping 134 matching lines @@
     mojom::EventPtr event = mojom::Event::New();
     event->type = mojom::EventType::kTestEvent;
     parent_unit.interface()->SendEvent(std::move(event));
 
     parent_callback.Run();
     child_callback.Run();
   }
 }
 
 }  // namespace resource_coordinator