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

chrome/browser/extensions/api/enterprise_platform_keys/enterprise_platform_keys_apitest_nss.cc

 // Copyright 2014 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 <cryptohi.h>
 
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/chromeos/policy/device_policy_cros_browser_test.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/net/nss_context.h"
 #include "chrome/browser/net/url_request_mock_util.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/login/user_names.h"
 #include "components/policy/core/browser/browser_policy_connector.h"
 #include "components/policy/core/common/mock_configuration_policy_provider.h"
 #include "components/policy/core/common/policy_map.h"
+#include "components/policy/core/common/policy_types.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/test_utils.h"
 #include "crypto/nss_util_internal.h"
 #include "crypto/scoped_test_system_nss_key_slot.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/notification_types.h"
 #include "net/base/net_errors.h"
 #include "net/cert/nss_cert_database.h"
 #include "net/test/url_request/url_request_mock_http_job.h"
@@ skipping 268 matching lines @@
         net::URLRequestMockHTTPJob::GetMockUrl(update_manifest_path));
 
     scoped_ptr<base::ListValue> forcelist(new base::ListValue);
     forcelist->AppendString(base::StringPrintf(
         "%s;%s", kTestExtensionID, update_manifest_url.spec().c_str()));
 
     policy::PolicyMap policy;
     policy.Set(policy::key::kExtensionInstallForcelist,
                policy::POLICY_LEVEL_MANDATORY,
                policy::POLICY_SCOPE_MACHINE,
+               policy::POLICY_SOURCE_CLOUD,
                forcelist.release(),
                NULL);
 
     // Set the policy and wait until the extension is installed.
     content::WindowedNotificationObserver observer(
         extensions::NOTIFICATION_EXTENSION_WILL_BE_INSTALLED_DEPRECATED,
         content::NotificationService::AllSources());
     policy_provider_.UpdateChromePolicy(policy);
     observer.Wait();
   }
@@ skipping 60 matching lines @@
   extensions::ExtensionRegistry* registry =
       extensions::ExtensionRegistry::Get(profile());
   const extensions::Extension* extension =
       GetExtensionByPath(registry->enabled_extensions(), extension_path);
   ASSERT_FALSE(extension->install_warnings().empty());
   EXPECT_EQ(
       "'enterprise.platformKeys' is not allowed for specified install "
       "location.",
       extension->install_warnings()[0].message);
 }