[rygel] core: Can't remove from ArrayList during iteration

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 2f7143f7485fae32d9de5c06ebb9224dc36dca25
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Wed Jul 8 17:54:22 2009 +0300

    core: Can't remove from ArrayList during iteration

 src/rygel/rygel-main.vala |   14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)
---
diff --git a/src/rygel/rygel-main.vala b/src/rygel/rygel-main.vala
index 3033a66..8b5d285 100644
--- a/src/rygel/rygel-main.vala
+++ b/src/rygel/rygel-main.vala
@@ -129,17 +129,27 @@ public class Rygel.Main : Object {
                context.name,
                context.host_ip);
 
+        var factory_list = new ArrayList <RootDeviceFactory> ();
         foreach (var factory in this.factories) {
             if (context == factory.context) {
-                this.factories.remove (factory);
+                factory_list.add (factory);
             }
         }
 
+        foreach (var factory in factory_list) {
+            this.factories.remove (factory);
+        }
+
+        var device_list = new ArrayList <RootDevice> ();
         foreach (var device in this.root_devices) {
             if (context == device.context) {
-                this.root_devices.remove (device);
+                device_list.add (device);
             }
         }
+
+        foreach (var device in device_list) {
+            this.root_devices.remove (device);
+        }
     }
 
     private void create_device (Plugin            plugin,