Add more testing code.

Author: vargaz

tests/Xamarin.Forms-Performance-Integration/Droid/MainActivity.cs

@@ -17,6 +17,10 @@ public class MainActivity : global::Xamarin.Forms.Platform.Android.FormsAppCompa
 		bool firstOnStart = true;
 		bool firstOnResume = true;
 
+		public MainActivity () : base () {
+			Console.WriteLine ("MAIN ACTIVITY.");
+		}
+
 		protected override void OnCreate (Bundle bundle)
 		{
 			TimingLogger timing = null;