Move onc and proxy pref names to components.

chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc

Index: chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc b/chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc
index 7c9f3bef29bb2d0af72b88c8e05e8b8d1015ad86..a21f61a0690f329754677f97a6702651047f13d5 100644
--- a/chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc
+++ b/chrome/browser/chromeos/policy/configuration_policy_handler_chromeos.cc
@@ -27,6 +27,7 @@
 #include "chromeos/network/onc/onc_utils.h"
 #include "chromeos/network/onc/onc_validator.h"
 #include "components/onc/onc_constants.h"
+#include "components/onc/onc_pref_names.h"
 #include "components/policy/core/browser/policy_error_map.h"
 #include "components/policy/core/common/external_data_fetcher.h"
 #include "components/policy/core/common/policy_map.h"
@@ -176,18 +177,16 @@ void ExternalDataPolicyHandler::ApplyPolicySettings(const PolicyMap& policies,
 NetworkConfigurationPolicyHandler*
 NetworkConfigurationPolicyHandler::CreateForUserPolicy() {
   return new NetworkConfigurationPolicyHandler(
-      key::kOpenNetworkConfiguration,
-      onc::ONC_SOURCE_USER_POLICY,
-      prefs::kOpenNetworkConfiguration);
+      key::kOpenNetworkConfiguration, onc::ONC_SOURCE_USER_POLICY,
+      onc::prefs::kOpenNetworkConfiguration);
 }
 
 // static
 NetworkConfigurationPolicyHandler*
 NetworkConfigurationPolicyHandler::CreateForDevicePolicy() {
   return new NetworkConfigurationPolicyHandler(
-      key::kDeviceOpenNetworkConfiguration,
-      onc::ONC_SOURCE_DEVICE_POLICY,
-      prefs::kDeviceOpenNetworkConfiguration);
+      key::kDeviceOpenNetworkConfiguration, onc::ONC_SOURCE_DEVICE_POLICY,
+      onc::prefs::kDeviceOpenNetworkConfiguration);
 }
 
 NetworkConfigurationPolicyHandler::~NetworkConfigurationPolicyHandler() {}