Refactor: Inject StatisticsProvider as a dependency of DeviceCloudPolicyInitializer.

chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos_unittest.cc

 // Copyright (c) 2012 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 "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 95 matching lines @@
 
 class DeviceCloudPolicyManagerChromeOSTest
     : public chromeos::DeviceSettingsTestBase,
       public DeviceCloudPolicyManagerChromeOS::Observer {
  protected:
   DeviceCloudPolicyManagerChromeOSTest()
       : fake_cryptohome_client_(new chromeos::FakeCryptohomeClient()),
         state_keys_broker_(&fake_session_manager_client_,
                            base::ThreadTaskRunnerHandle::Get()),
         store_(NULL) {
-    fake_statistics_provider_.SetMachineStatistic("serial_numer", "test_sn");
+    fake_statistics_provider_.SetMachineStatistic(
+        chromeos::system::kSerialNumberKey, "test_sn");
+    fake_statistics_provider_.SetMachineStatistic(
+        chromeos::system::kHardwareClassKey, "test_hw");
     std::vector<std::string> state_keys;
     state_keys.push_back("1");
     state_keys.push_back("2");
     state_keys.push_back("3");
     fake_session_manager_client_.set_server_backed_state_keys(state_keys);
   }
 
   ~DeviceCloudPolicyManagerChromeOSTest() override {
     chromeos::system::StatisticsProvider::SetTestProvider(NULL);
   }
@@ skipping 73 matching lines @@
         base::Bind(&CopyLockResult, &loop, &result));
     loop.Run();
     ASSERT_EQ(chromeos::InstallAttributes::LOCK_SUCCESS, result);
   }
 
   void ConnectManager() {
     std::unique_ptr<chromeos::attestation::AttestationFlow> unique_flow(
         CreateAttestationFlow());
     manager_->Initialize(&local_state_);
     manager_->AddDeviceCloudPolicyManagerObserver(this);
-    initializer_.reset(new DeviceCloudPolicyInitializer(
+    initializer_ = base::MakeUnique<DeviceCloudPolicyInitializer>(
         &local_state_, &device_management_service_,
         base::ThreadTaskRunnerHandle::Get(), install_attributes_.get(),
         &state_keys_broker_, store_, manager_.get(),
-        cryptohome::AsyncMethodCaller::GetInstance(), std::move(unique_flow)));
+        cryptohome::AsyncMethodCaller::GetInstance(), std::move(unique_flow),
+        &fake_statistics_provider_);
     initializer_->SetSigningServiceForTesting(
         base::MakeUnique<FakeSigningService>());
     initializer_->Init();
   }
 
   void VerifyPolicyPopulated() {
     PolicyBundle bundle;
     bundle.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
         .Set(key::kDeviceMetricsReportingEnabled, POLICY_LEVEL_MANDATORY,
              POLICY_SCOPE_MACHINE, POLICY_SOURCE_CLOUD,
@@ skipping 568 matching lines @@
                         DeviceCloudPolicyManagerChromeOSEnrollmentTest,
                         ::testing::Values(false, true));
 
 INSTANTIATE_TEST_CASE_P(
     Cert,
     DeviceCloudPolicyManagerChromeOSEnrollmentBlankSystemSaltTest,
     ::testing::Values(false, true));
 
 }  // namespace
 }  // namespace policy