undo previous changes

add a GetGroupByPrim() method to Scene.cs
delete a redundant method

OpenSim/Region/Framework/Scenes/Scene.Inventory.cs

@@ -803,20 +803,6 @@ namespace OpenSim.Region.Framework.Scenes
             InventoryService.DeleteFolders(remoteClient.AgentId, folderIDs);
         }
 
-        private SceneObjectGroup GetGroupByPrim(uint localID)
-        {
-            List<EntityBase> EntityList = GetEntities();
-
-            foreach (EntityBase ent in EntityList)
-            {
-                if (ent is SceneObjectGroup)
-                {
-                    if (((SceneObjectGroup) ent).HasChildPrim(localID))
-                        return (SceneObjectGroup) ent;
-                }
-            }
-            return null;
-        }
 
         /// <summary>
         /// Send the details of a prim's inventory to the client.

OpenSim/Region/Framework/Scenes/Scene.cs

@@ -4383,6 +4383,16 @@ namespace OpenSim.Region.Framework.Scenes
             return m_sceneGraph.GetSceneObjectPart(fullID);
         }
 
+        /// <summary>
+        /// Get a scene object group that contains the prim with the given local id
+        /// </summary>
+        /// <param name="localID"></param>
+        /// <returns>null if no scene object group containing that prim is found</returns>
+        public SceneObjectGroup GetGroupByPrim(uint localID)
+        {
+            return m_sceneGraph.GetGroupByPrim(localID);
+        }
+
         public bool TryGetAvatar(UUID avatarId, out ScenePresence avatar)
         {
             return m_sceneGraph.TryGetAvatar(avatarId, out avatar);

OpenSim/Region/Framework/Scenes/SceneGraph.cs

@@ -928,7 +928,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         /// <param name="fullID"></param>
         /// <returns>null if no scene object group containing that prim is found</returns>
-        public SceneObjectGroup GetGroupByPrim(UUID fullID)
+        private SceneObjectGroup GetGroupByPrim(UUID fullID)
         {
             SceneObjectGroup sog;
             lock (SceneObjectGroupsByFullID)

OpenSim/Region/Framework/Scenes/ScenePresence.cs

@@ -3907,7 +3907,7 @@ namespace OpenSim.Region.Framework.Scenes
             }
             else
             {
-                group = Scene.SceneGraph.GetGroupByPrim(data.localID);
+                group = Scene.GetGroupByPrim(data.localID);
                 if (group != null)
                     return GetSOGUpdatePriority(group);
             }