Port 7.7 - WIP

src/Umbraco.Web/HealthCheck/NotificationMethods/EmailNotificationMethod.cs

@@ -50,17 +50,10 @@ namespace Umbraco.Web.HealthCheck.NotificationMethods
 
             var subject = _textService.Localize("healthcheck/scheduledHealthCheckEmailSubject");
 
-            using (var client = new SmtpClient())
+            var mailSender = new EmailSender();
             using (var mailMessage = CreateMailMessage(subject, message))
             {
-                if (client.DeliveryMethod == SmtpDeliveryMethod.Network)
-                {
-                    await client.SendMailAsync(mailMessage);
-                }
-                else
-                {
-                    client.Send(mailMessage);
-                }
+                await mailSender.SendAsync(mailMessage);
             }
         }
 

src/Umbraco.Web/HealthCheck/NotificationMethods/IHealthCheckNotificationMethod.cs

@@ -5,6 +5,7 @@ namespace Umbraco.Web.HealthCheck.NotificationMethods
 {
     public interface IHealthCheckNotificationMethod
     {
+        bool Enabled { get; }
         Task SendAsync(HealthCheckResults results, CancellationToken token);
     }
 }