Revert of Add source column to chrome://policy showing the origins of policies.

chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc

Index: chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc
diff --git a/chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc b/chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc
index 8f75d38544ba1c9afee93274981b6c57ecadcb50..9b770a02f4dd7c2cb6592810541224bc6cf9d68c 100644
--- a/chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc
+++ b/chrome/browser/chromeos/policy/network_configuration_updater_unittest.cc
@@ -24,7 +24,6 @@
 #include "components/policy/core/common/mock_configuration_policy_provider.h"
 #include "components/policy/core/common/policy_map.h"
 #include "components/policy/core/common/policy_service_impl.h"
-#include "components/policy/core/common/policy_types.h"
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_type.h"
 #include "content/public/test/test_browser_thread_bundle.h"
@@ -345,7 +344,6 @@
   policy.Set(key::kOpenNetworkConfiguration,
              POLICY_LEVEL_MANDATORY,
              POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD,
              new base::StringValue(onc_policy),
              NULL);
   UpdateProviderPolicy(policy);
@@ -469,7 +467,6 @@
   policy.Set(key::kOpenNetworkConfiguration,
              POLICY_LEVEL_MANDATORY,
              POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD,
              new base::StringValue(kFakeONC),
              NULL);
   UpdateProviderPolicy(policy);
@@ -491,8 +488,7 @@
        DontImportCertificateBeforeCertificateImporterSet) {
   PolicyMap policy;
   policy.Set(key::kOpenNetworkConfiguration, POLICY_LEVEL_MANDATORY,
-             POLICY_SCOPE_USER, POLICY_SOURCE_CLOUD,
-             new base::StringValue(kFakeONC), nullptr);
+             POLICY_SCOPE_USER, new base::StringValue(kFakeONC), NULL);
   UpdateProviderPolicy(policy);
 
   EXPECT_CALL(network_config_handler_,
@@ -558,7 +554,7 @@
 TEST_P(NetworkConfigurationUpdaterTestWithParam, InitialUpdates) {
   PolicyMap policy;
   policy.Set(GetParam(), POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD, new base::StringValue(kFakeONC), nullptr);
+             new base::StringValue(kFakeONC), NULL);
   UpdateProviderPolicy(policy);
 
   EXPECT_CALL(network_config_handler_,
@@ -579,7 +575,7 @@
        PolicyNotSetBeforePolicyProviderInitialized) {
   PolicyMap policy;
   policy.Set(GetParam(), POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD, new base::StringValue(kFakeONC), nullptr);
+             new base::StringValue(kFakeONC), NULL);
   UpdateProviderPolicy(policy);
 
   CreateNetworkConfigurationUpdater();
@@ -606,7 +602,7 @@
 
   PolicyMap policy;
   policy.Set(GetParam(), POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD, new base::StringValue(kFakeONC), nullptr);
+             new base::StringValue(kFakeONC), NULL);
   UpdateProviderPolicy(policy);
 
   EXPECT_CALL(network_config_handler_,
@@ -645,7 +641,7 @@
 
   PolicyMap policy;
   policy.Set(GetParam(), POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
-             POLICY_SOURCE_CLOUD, new base::StringValue(kFakeONC), nullptr);
+             new base::StringValue(kFakeONC), NULL);
   UpdateProviderPolicy(policy);
   Mock::VerifyAndClearExpectations(&network_config_handler_);
   EXPECT_EQ(ExpectedImportCertificatesCallCount(),