[banshee] [Dap] Avoid iterator/collection modified error

[Gabriel Burt <gburt src gnome org>]

commit 5855ba734e312853342cfe1826cb826b0b8cafae
Author: Alan McGovern <alan mcgovern gmail com>
Date:   Wed Jul 21 00:04:07 2010 +0100

    [Dap] Avoid iterator/collection modified error

 src/Dap/Banshee.Dap/Banshee.Dap/DapSync.cs |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/Dap/Banshee.Dap/Banshee.Dap/DapSync.cs b/src/Dap/Banshee.Dap/Banshee.Dap/DapSync.cs
index a2d401c..fc4e273 100644
--- a/src/Dap/Banshee.Dap/Banshee.Dap/DapSync.cs
+++ b/src/Dap/Banshee.Dap/Banshee.Dap/DapSync.cs
@@ -159,7 +159,8 @@ namespace Banshee.Dap
             src_mgr.SourceAdded   += OnSourceAdded;
             src_mgr.SourceRemoved += OnSourceRemoved;
 
-            foreach (var src in src_mgr.Sources) {
+            var sources = src_mgr.Sources.ToList ();
+            foreach (var src in sources) {
                 AddLibrary (src, false);
             }