Convert //remoting to use std::unique_ptr

remoting/protocol/me2me_host_authenticator_factory.h

Index: remoting/protocol/me2me_host_authenticator_factory.h
diff --git a/remoting/protocol/me2me_host_authenticator_factory.h b/remoting/protocol/me2me_host_authenticator_factory.h
index 6515ba8e63ff06f4f80d88cf25a0dce2a383f1bd..e081ba81faa6b1b869e71aeb303968b12941c84b 100644
--- a/remoting/protocol/me2me_host_authenticator_factory.h
+++ b/remoting/protocol/me2me_host_authenticator_factory.h
@@ -5,12 +5,12 @@
 #ifndef REMOTING_PROTOCOL_ME2ME_HOST_AUTHENTICATOR_FACTORY_H_
 #define REMOTING_PROTOCOL_ME2ME_HOST_AUTHENTICATOR_FACTORY_H_
 
+#include <memory>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "remoting/protocol/authenticator.h"
 #include "remoting/protocol/third_party_host_authenticator.h"
 #include "remoting/protocol/token_validator.h"
@@ -26,7 +26,7 @@ class PairingRegistry;
 class Me2MeHostAuthenticatorFactory : public AuthenticatorFactory {
  public:
   // Create a factory that dispenses shared secret authenticators.
-  static scoped_ptr<AuthenticatorFactory> CreateWithPin(
+  static std::unique_ptr<AuthenticatorFactory> CreateWithPin(
       bool use_service_account,
       const std::string& host_owner,
       const std::string& local_cert,
@@ -36,7 +36,7 @@ class Me2MeHostAuthenticatorFactory : public AuthenticatorFactory {
       scoped_refptr<PairingRegistry> pairing_registry);
 
   // Create a factory that dispenses third party authenticators.
-  static scoped_ptr<AuthenticatorFactory> CreateWithThirdPartyAuth(
+  static std::unique_ptr<AuthenticatorFactory> CreateWithThirdPartyAuth(
       bool use_service_account,
       const std::string& host_owner,
       const std::string& local_cert,
@@ -48,7 +48,7 @@ class Me2MeHostAuthenticatorFactory : public AuthenticatorFactory {
   ~Me2MeHostAuthenticatorFactory() override;
 
   // AuthenticatorFactory interface.
-  scoped_ptr<Authenticator> CreateAuthenticator(
+  std::unique_ptr<Authenticator> CreateAuthenticator(
       const std::string& local_jid,
       const std::string& remote_jid) override;