[gnome-boxes/gnome-3-36] vm-configurator: GraphicsSpice gets recreated on startup

[Felipe Borges <felipeborges src gnome org>]

commit ae8f34e7032ad5b29379bd0bd3eef363866829eb
Author: Manuel Wassermann <manuel wassermann97 gmail com>
Date:   Wed Apr 15 17:46:43 2020 +0200

    vm-configurator: GraphicsSpice gets recreated on startup
    
    Cherry-picked from b474acd02362c43c3877f61b3bad3fe3b3002b67
    
    Fixes: #507

 src/vm-configurator.vala | 4 ----
 1 file changed, 4 deletions(-)
---
diff --git a/src/vm-configurator.vala b/src/vm-configurator.vala
index 13b61f5e..32fa5cba 100644
--- a/src/vm-configurator.vala
+++ b/src/vm-configurator.vala
@@ -274,8 +274,6 @@ public static async void update_existing_domain (Domain          domain,
         foreach (var device in domain.get_devices ()) {
             if (device is DomainInterface)
                 iface = device as DomainInterface;
-            else if (device is DomainGraphicsSpice)
-                graphics = device as DomainGraphicsSpice;
             else if (device is DomainChannel) {
                 var device_channel = device as DomainChannel;
                 if (device_channel.get_target_name () == WEBDAV_CHANNEL_URI)
@@ -316,8 +314,6 @@ else if (device is DomainDisk) {
 
         enable_boot_menu (domain, supports_alternative_boot_device);
 
-        if (graphics != null)
-            devices.prepend (create_graphics_device ());
         if (channel_webdav == null)
             devices.prepend (create_webdav_channel ());