chromeos: Remove dbus::FileDescriptor from SessionManagerClient

chromeos/dbus/fake_session_manager_client.h

Index: chromeos/dbus/fake_session_manager_client.h
diff --git a/chromeos/dbus/fake_session_manager_client.h b/chromeos/dbus/fake_session_manager_client.h
index e0613159631ecad8555c9ab234a5218187274278..ddeda1b4c7a68b35b97c7d6a5c20edc9f802c2ce 100644
--- a/chromeos/dbus/fake_session_manager_client.h
+++ b/chromeos/dbus/fake_session_manager_client.h
@@ -32,7 +32,9 @@ class FakeSessionManagerClient : public SessionManagerClient {
   bool HasObserver(const Observer* observer) const override;
   bool IsScreenLocked() const override;
   void EmitLoginPromptVisible() override;
-  void RestartJob(const std::vector<std::string>& argv) override;
+  void RestartJob(int socket_fd,
+                  const std::vector<std::string>& argv,
+                  const VoidDBusMethodCallback& callback) override;
   void StartSession(const cryptohome::Identification& cryptohome_id) override;
   void StopSession() override;
   void NotifySupervisedUserCreationStarted() override;