private Type FindIncomingAssetType(ConnectionPointData inputPoint)
{
var assetGroups = AssetBundleGraphEditorWindow.GetIncomingAssetGroups(inputPoint);
if (assetGroups == null)
{
return(null);
}
return(TypeUtility.FindIncomingAssetType(assetGroups.SelectMany(v => v.Value).ToList()));
}