message: Fix backend-sync 2
diff: @@ -7,7 +7,7 @@ from __future__ import unicode_literals
  from superset import frontend_config
  import re
  -FORM_DATA_KEY_WHITELIST = list(frontend_config.get('fields').keys()) + ['slice_id']
  +FORM_DATA_KEY_WHITELIST = list(frontend_config.get('controls').keys()) + ['slice_id']
  def cast_filter_data(form_data):
  