Cleanup the policy code after the recent moves into the component.

chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc

Index: chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc
diff --git a/chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc b/chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc
index 5057fe94f515a6277b60e90cdd87f0874ee61913..8f60889119e40d40d9044487aa37942889708395 100644
--- a/chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc
+++ b/chrome/browser/chromeos/policy/cloud_external_data_policy_observer_unittest.cc
@@ -323,9 +323,8 @@ void CloudExternalDataPolicyObserverTest::LogInAsDeviceLocalAccount(
   PolicyServiceImpl::Providers providers;
   providers.push_back(device_local_account_policy_provider_.get());
   TestingProfile::Builder builder;
-  builder.SetPolicyService(scoped_ptr<PolicyService>(new PolicyServiceImpl(
-      providers,
-      PolicyServiceImpl::PreprocessCallback())));
+  builder.SetPolicyService(
+      scoped_ptr<PolicyService>(new PolicyServiceImpl(providers)));
 
   profile_ = builder.Build();
   profile_->set_profile_name(user_id);
@@ -356,9 +355,8 @@ void CloudExternalDataPolicyObserverTest::LogInAsRegularUser() {
   PolicyServiceImpl::Providers providers;
   providers.push_back(&user_policy_provider_);
   TestingProfile::Builder builder;
-  builder.SetPolicyService(scoped_ptr<PolicyService>(new PolicyServiceImpl(
-      providers,
-      PolicyServiceImpl::PreprocessCallback())));
+  builder.SetPolicyService(
+      scoped_ptr<PolicyService>(new PolicyServiceImpl(providers)));
 
   profile_ = builder.Build();
   profile_->set_profile_name(kRegularUserID);