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

components/policy/core/common/config_dir_policy_loader_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 "base/compiler_specific.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/ref_counted.h"
 #include "base/sequenced_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "components/policy/core/common/async_policy_provider.h"
 #include "components/policy/core/common/config_dir_policy_loader.h"
 #include "components/policy/core/common/configuration_policy_provider_test.h"
 #include "components/policy/core/common/policy_bundle.h"
 #include "components/policy/core/common/policy_map.h"
+#include "components/policy/core/common/policy_types.h"
 
 namespace policy {
 
 namespace {
 
 // Subdirectory of the config dir that contains mandatory policies.
 const base::FilePath::CharType kMandatoryPath[] = FILE_PATH_LITERAL("managed");
 
 class TestHarness : public PolicyProviderTestHarness {
  public:
@@ skipping 33 matching lines @@
   static PolicyProviderTestHarness* Create();
 
  private:
   base::ScopedTempDir test_dir_;
   int next_policy_file_index_;
 
   DISALLOW_COPY_AND_ASSIGN(TestHarness);
 };
 
 TestHarness::TestHarness()
-    : PolicyProviderTestHarness(POLICY_LEVEL_MANDATORY, POLICY_SCOPE_MACHINE),
+    : PolicyProviderTestHarness(POLICY_LEVEL_MANDATORY,
+                                POLICY_SCOPE_MACHINE,
+                                POLICY_SOURCE_PLATFORM),
       next_policy_file_index_(100) {}
 
 TestHarness::~TestHarness() {}
 
 void TestHarness::SetUp() {
   ASSERT_TRUE(test_dir_.CreateUniqueTempDir());
 }
 
 ConfigurationPolicyProvider* TestHarness::CreateProvider(
     SchemaRegistry* registry,
@@ skipping 136 matching lines @@
   harness_.WriteConfigFile(test_dict_foo, "9");
   for (unsigned int i = 5; i <= 8; ++i)
     harness_.WriteConfigFile(test_dict_bar, base::IntToString(i));
 
   ConfigDirPolicyLoader loader(loop_.task_runner(), harness_.test_dir(),
                                POLICY_SCOPE_USER);
   scoped_ptr<PolicyBundle> bundle(loader.Load());
   ASSERT_TRUE(bundle.get());
   PolicyBundle expected_bundle;
   expected_bundle.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
-      .LoadFrom(&test_dict_foo, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER);
+      .LoadFrom(&test_dict_foo, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
+                POLICY_SOURCE_PLATFORM);
   EXPECT_TRUE(bundle->Equals(expected_bundle));
 }
 
 }  // namespace policy