[Policy Experimental] Add "recommended" policies for URL exceptions.

remoting/host/policy_watcher.cc

 // Copyright 2015 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.
 
 // Most of this code is copied from:
 //   src/chrome/browser/policy/asynchronous_policy_loader.{h,cc}
 
 #include "remoting/host/policy_watcher.h"
 
 #include <utility>
@@ skipping 70 matching lines @@
   scoped_ptr<policy::SchemaRegistry> schema_registry(
       new policy::SchemaRegistry());
   schema_registry->RegisterComponent(GetPolicyNamespace(), schema);
   return schema_registry;
 }
 
 scoped_ptr<base::DictionaryValue> CopyChromotingPoliciesIntoDictionary(
     const policy::PolicyMap& current) {
   const char kPolicyNameSubstring[] = "RemoteAccessHost";
   scoped_ptr<base::DictionaryValue> policy_dict(new base::DictionaryValue());
-  for (auto it = current.begin(); it != current.end(); ++it) {
-    const std::string& key = it->first;
+  for (auto it = current.begin(); it != current.end();
+       current.next_domominant(&it)) {
+    const std::string& key = it->first.name;
     const base::Value* value = it->second.value;
 
     // Copying only Chromoting-specific policies helps avoid false alarms
     // raised by NormalizePolicies below (such alarms shutdown the host).
     // TODO(lukasza): Removing this somewhat brittle filtering will be possible
     //                after having separate, Chromoting-specific schema.
     if (key.find(kPolicyNameSubstring) != std::string::npos) {
       policy_dict->Set(key, value->DeepCopy());
     }
   }
@@ skipping 268 matching lines @@
       policy::POLICY_SCOPE_MACHINE));
 #else
 #error OS that is not yet supported by PolicyWatcher code.
 #endif
 
   return PolicyWatcher::CreateFromPolicyLoader(std::move(policy_loader));
 #endif  // !(OS_CHROMEOS)
 }
 
 }  // namespace remoting