Move policy code into components/policy.

components/policy/core/common/policy_service.cc

 // 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.
 
-#include "chrome/browser/policy/policy_service.h"
+#include "components/policy/core/common/policy_service.h"
 
 #include "base/values.h"
 
 namespace policy {
 
 PolicyChangeRegistrar::PolicyChangeRegistrar(PolicyService* policy_service,
                                              const PolicyNamespace& ns)
     : policy_service_(policy_service),
       ns_(ns) {}
 
@@ skipping 17 matching lines @@
   for (CallbackMap::iterator it = callback_map_.begin();
        it != callback_map_.end(); ++it) {
     const Value* prev = previous.GetValue(it->first);
     const Value* cur = current.GetValue(it->first);
     if (!base::Value::Equals(prev, cur))
       it->second.Run(prev, cur);
   }
 }
 
 }  // namespace policy