[IMP] can use x_name in diagram view

openerp/addons/base/ir/ir_ui_view.py

@@ -1148,10 +1148,10 @@ class view(osv.osv):
         datas = _Model_Obj.read(cr, uid, id, [],context)
         for a in _Node_Obj.read(cr,uid,datas[_Node_Field],[]):
             if a[_Source_Field] or a[_Destination_Field]:
-                nodes_name.append((a['id'],a['name']))
+                nodes_name.append((a['id'],a['name'] if 'name' in a else a.get('x_name')))
                 nodes.append(a['id'])
             else:
-                blank_nodes.append({'id': a['id'],'name':a['name']})
+                blank_nodes.append({'id': a['id'],'name':a['name'] if 'name' in a else a.get('x_name')})
 
             if a.has_key('flow_start') and a['flow_start']:
                 start.append(a['id'])