Added a PolicyDomainDescriptor.

chrome/browser/policy/policy_service_impl.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_impl.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 57 matching lines @@
     return;
   }
   it->second->RemoveObserver(observer);
   if (it->second->size() == 0) {
     delete it->second;
     observers_.erase(it);
   }
 }
 
 void PolicyServiceImpl::RegisterPolicyDomain(
-    PolicyDomain domain,
-    const std::set<std::string>& components) {
+    scoped_refptr<const PolicyDomainDescriptor> descriptor) {
   for (Iterator it = providers_.begin(); it != providers_.end(); ++it)
-    (*it)->RegisterPolicyDomain(domain, components);
+    (*it)->RegisterPolicyDomain(descriptor);
 }
 
 const PolicyMap& PolicyServiceImpl::GetPolicies(
     const PolicyNamespace& ns) const {
   return policy_bundle_.Get(ns);
 }
 
 bool PolicyServiceImpl::IsInitializationComplete(PolicyDomain domain) const {
   DCHECK(domain >= 0 && domain < POLICY_DOMAIN_SIZE);
   return initialization_complete_[domain];
@@ skipping 141 matching lines @@
   if (refresh_pending_.empty() && !refresh_callbacks_.empty()) {
     std::vector<base::Closure> callbacks;
     callbacks.swap(refresh_callbacks_);
     std::vector<base::Closure>::iterator it;
     for (it = callbacks.begin(); it != callbacks.end(); ++it)
       it->Run();
   }
 }
 
 }  // namespace policy