private void MergeExternalPendingIndexable (Indexable indexable)
{
Indexable other = (Indexable) external_pending_indexables [indexable.DisplayUri];
if (other == null)
return;
external_pending_indexables.Remove (indexable.DisplayUri);
Log.Debug ("Merging in properties of external indexable for {0} into {1}",
indexable.DisplayUri, indexable.Uri);
indexable.Merge (other);
}