[request] enhanced user[_rql]_callback method, allowing to call other js variant, eg one of userCallback, userCallbackThenUpdateUI, userCallbackThenReloadPage (the default). Also benefit from the new magic js object.

if 'same_as' in schema:
    sync_schema_props_perms('same_as', syncperms=False)
sync_schema_props_perms('Bookmark', syncperms=False)