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

components/sync_driver/sync_policy_handler_unittest.cc

 // Copyright 2013 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 "base/prefs/pref_value_map.h"
 #include "base/values.h"
 #include "components/policy/core/common/policy_map.h"
+#include "components/policy/core/common/policy_types.h"
 #include "components/sync_driver/pref_names.h"
 #include "components/sync_driver/sync_policy_handler.h"
 #include "policy/policy_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace sync_driver {
 
 // Test cases for the Sync policy setting.
 class SyncPolicyHandlerTest : public testing::Test {};
 
 TEST_F(SyncPolicyHandlerTest, Default) {
   policy::PolicyMap policy;
   SyncPolicyHandler handler;
   PrefValueMap prefs;
   handler.ApplyPolicySettings(policy, &prefs);
   EXPECT_FALSE(prefs.GetValue(sync_driver::prefs::kSyncManaged, NULL));
 }
 
 TEST_F(SyncPolicyHandlerTest, Enabled) {
   policy::PolicyMap policy;
   policy.Set(policy::key::kSyncDisabled,
              policy::POLICY_LEVEL_MANDATORY,
              policy::POLICY_SCOPE_USER,
+             policy::POLICY_SOURCE_CLOUD,
              new base::FundamentalValue(false),
              NULL);
   SyncPolicyHandler handler;
   PrefValueMap prefs;
   handler.ApplyPolicySettings(policy, &prefs);
 
   // Enabling Sync should not set the pref.
   EXPECT_FALSE(prefs.GetValue(sync_driver::prefs::kSyncManaged, NULL));
 }
 
 TEST_F(SyncPolicyHandlerTest, Disabled) {
   policy::PolicyMap policy;
   policy.Set(policy::key::kSyncDisabled,
              policy::POLICY_LEVEL_MANDATORY,
              policy::POLICY_SCOPE_USER,
+             policy::POLICY_SOURCE_CLOUD,
              new base::FundamentalValue(true),
              NULL);
   SyncPolicyHandler handler;
   PrefValueMap prefs;
   handler.ApplyPolicySettings(policy, &prefs);
 
   // Sync should be flagged as managed.
   const base::Value* value = NULL;
   EXPECT_TRUE(prefs.GetValue(sync_driver::prefs::kSyncManaged, &value));
   ASSERT_TRUE(value);
   bool sync_managed = false;
   bool result = value->GetAsBoolean(&sync_managed);
   ASSERT_TRUE(result);
   EXPECT_TRUE(sync_managed);
 }
 
 }  // namespace sync_driver