Move PolicyMap and its dependencies to components/policy/.

components/policy/core/common/external_data_fetcher.h

 // Copyright 2013 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_EXTERNAL_DATA_FETCHER_H_
-#define CHROME_BROWSER_POLICY_EXTERNAL_DATA_FETCHER_H_
+#ifndef COMPONENTS_POLICY_CORE_COMMON_EXTERNAL_DATA_FETCHER_H_
+#define COMPONENTS_POLICY_CORE_COMMON_EXTERNAL_DATA_FETCHER_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "components/policy/policy_export.h"
 
 namespace policy {
 
 class ExternalDataManager;
 
 // A helper that encapsulates the parameters required to retrieve the external
 // data for a policy.
-class ExternalDataFetcher {
+class POLICY_EXPORT ExternalDataFetcher {
  public:
   typedef base::Callback<void(scoped_ptr<std::string>)> FetchCallback;
 
   // This instance's Fetch() method will instruct the |manager| to retrieve the
   // external data referenced by the given |policy|.
   ExternalDataFetcher(base::WeakPtr<ExternalDataManager> manager,
                       const std::string& policy);
   ExternalDataFetcher(const ExternalDataFetcher& other);
 
   ~ExternalDataFetcher();
@@ skipping 11 matching lines @@
   // does not exist on the server), the |callback| will never be invoked.
   void Fetch(const FetchCallback& callback) const;
 
  private:
   base::WeakPtr<ExternalDataManager> manager_;
   const std::string policy_;
 };
 
 }  // namespace policy
 
-#endif  // CHROME_BROWSER_POLICY_EXTERNAL_DATA_FETCHER_H_
+#endif  // COMPONENTS_POLICY_CORE_COMMON_EXTERNAL_DATA_FETCHER_H_