Bug 1224785, Part 3 - Don't include `ShowWith{Icon}Backend` on Android. r=me

toolkit/components/alerts/nsAlertsService.cpp

@@ -84,6 +84,8 @@ NS_IMPL_ISUPPORTS(IconCallback, nsIFaviconDataCallback)
 
 #endif // MOZ_PLACES
 
+#ifndef MOZ_WIDGET_ANDROID
+
 nsresult
 ShowWithIconBackend(nsIAlertsService* aBackend, nsIAlertNotification* aAlert,
                     nsIObserver* aAlertListener)
@@ -132,6 +134,8 @@ ShowWithBackend(nsIAlertsService* aBackend, nsIAlertNotification* aAlert,
   return aBackend->ShowAlert(aAlert, aAlertListener);
 }
 
+#endif // MOZ_WIDGET_ANDROID
+
 } // anonymous namespace
 
 NS_IMPL_ISUPPORTS(nsAlertsService, nsIAlertsService, nsIAlertsDoNotDisturb, nsIAlertsProgressListener)