Remove policy watching from It2MeHost.

remoting/host/it2me/it2me_native_messaging_host.h

Index: remoting/host/it2me/it2me_native_messaging_host.h
diff --git a/remoting/host/it2me/it2me_native_messaging_host.h b/remoting/host/it2me/it2me_native_messaging_host.h
index b42cda0236d4ea785eec220c2570ef8d8285d576..c9b14e7269babe40e22326aab2e21d0d4ab97872 100644
--- a/remoting/host/it2me/it2me_native_messaging_host.h
+++ b/remoting/host/it2me/it2me_native_messaging_host.h
@@ -77,7 +77,7 @@ class It2MeNativeMessagingHost : public It2MeHost::Observer,
   // Callback for DelegatingSignalStrategy.
   void SendOutgoingIq(const std::string& iq);
 
-  // Called when initial policies are read.
+  // Called when initial policies are read and when they change.
   void OnPolicyUpdate(std::unique_ptr<base::DictionaryValue> policies);
 
   // Returns whether the request was successfully sent to the elevated host.