[MS.Build] load ImportGroup in root.

diff --git a/mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectRootElement.cs b/mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectRootElement.cs
index d7d5d77249b84d51a3addaae52efc374236b95fd..c9bcf5cdda457d2088c965ed40352687b90bd87d 100644 (file)
--- a/mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectRootElement.cs
+++ b/mcs/class/Microsoft.Build/Microsoft.Build.Construction/ProjectRootElement.cs
@@ -533,6 +533,8 @@ namespace Microsoft.Build.Construction
                                 var item = CreateItemGroupElement ();
                                 AppendChild (item);
                                 return item;
+                       case "ImportGroup":
+                                return AddImportGroup ();
                         case "Import":
                                 return AddImport (null);
                         case "Target":