Policy providers all get a SchemaRegistry to work with.

chrome/browser/policy/browser_policy_connector.h

 // 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.
 
 #ifndef CHROME_BROWSER_POLICY_BROWSER_POLICY_CONNECTOR_H_
 #define CHROME_BROWSER_POLICY_BROWSER_POLICY_CONNECTOR_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 150 matching lines @@
   // false if the username is empty.
   static bool IsNonEnterpriseUser(const std::string& username);
 
   // Registers refresh rate prefs.
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
  private:
   // Set the timezone as soon as the policies are available.
   void SetTimezoneIfPolicyAvailable();
 
-  static ConfigurationPolicyProvider* CreatePlatformProvider();
+  ConfigurationPolicyProvider* CreatePlatformProvider();
 
   // Whether Init() but not Shutdown() has been invoked.
   bool is_initialized_;
 
   PrefService* local_state_;
   scoped_refptr<net::URLRequestContextGetter> request_context_;
 
   // Used to convert policies to preferences. The providers declared below
   // may trigger policy updates during shutdown, which will result in
   // |handler_list_| being consulted for policy translation.
@@ skipping 38 matching lines @@
   scoped_ptr<AppPackUpdater> app_pack_updater_;
   scoped_ptr<NetworkConfigurationUpdater> network_configuration_updater_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPolicyConnector);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_BROWSER_POLICY_CONNECTOR_H_