Move the PolicyDomain and PolicyNamespace types to the policy component.

chrome/browser/policy/policy_bundle.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_POLICY_BUNDLE_H_
 #define CHROME_BROWSER_POLICY_POLICY_BUNDLE_H_
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
-#include "chrome/browser/policy/policy_service.h"
+#include "chrome/browser/policy/policy_map.h"
+#include "components/policy/core/common/policy_namespace.h"
 
 namespace policy {
 
-class PolicyMap;
-
 // Maps policy namespaces to PolicyMaps.
 class PolicyBundle {
  public:
   typedef std::map<PolicyNamespace, PolicyMap*> MapType;
   typedef MapType::iterator iterator;
   typedef MapType::const_iterator const_iterator;
 
   PolicyBundle();
   virtual ~PolicyBundle();
 
@@ skipping 36 matching lines @@
   // An empty PolicyMap that is returned by const Get() for namespaces that
   // do not exist in |policy_bundle_|.
   const PolicyMap kEmpty_;
 
   DISALLOW_COPY_AND_ASSIGN(PolicyBundle);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_POLICY_BUNDLE_H_