Use ClientAuthenticationConfig in PairingClientAuthenticator

remoting/protocol/negotiating_client_authenticator.h

Index: remoting/protocol/negotiating_client_authenticator.h
diff --git a/remoting/protocol/negotiating_client_authenticator.h b/remoting/protocol/negotiating_client_authenticator.h
index 9a1fe1ef94996095e525bbc935bedbe449bc464d..855e64a3a63eb58868d2e1775d0dacdab96df349 100644
--- a/remoting/protocol/negotiating_client_authenticator.h
+++ b/remoting/protocol/negotiating_client_authenticator.h
@@ -12,30 +12,13 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "remoting/protocol/authenticator.h"
+#include "remoting/protocol/client_authentication_config.h"
 #include "remoting/protocol/negotiating_authenticator_base.h"
 #include "remoting/protocol/third_party_client_authenticator.h"
 
 namespace remoting {
 namespace protocol {
 
-struct ClientAuthenticationConfig {
-  ClientAuthenticationConfig();
-  ~ClientAuthenticationConfig();
-
-  // Used for all authenticators.
-  std::string host_id;
-
-  // Used for pairing authenticators
-  std::string pairing_client_id;
-  std::string pairing_secret;
-
-  // Used for shared secret authenticators.
-  FetchSecretCallback fetch_secret_callback;
-
-  // Used for third party authenticators.
-  FetchThirdPartyTokenCallback fetch_third_party_token_callback;
-};
-
 // Client-side implementation of NegotiatingAuthenticatorBase.
 // See comments in negotiating_authenticator_base.h for a general explanation.
 class NegotiatingClientAuthenticator : public NegotiatingAuthenticatorBase {