Don't add every helper method to world.

cms/djangoapps/contentstore/features/component_settings_editor_helpers.py

@@ -115,7 +115,6 @@ def edit_component():
     world.css_click('a.edit-button')
 
 
-@world.absorb
 def enter_xml_in_advanced_problem(step, text):
     """
     Edits an advanced problem (assumes only on page),

cms/djangoapps/contentstore/features/course-export.py

@@ -2,6 +2,7 @@
 #pylint: disable=C0111
 
 from lettuce import world, step
+from component_settings_editor_helpers import enter_xml_in_advanced_problem
 from nose.tools import assert_true, assert_equal
 
 
@@ -15,7 +16,7 @@ def i_export_the_course(step):
 
 @step('I edit and enter bad XML$')
 def i_enter_bad_xml(step):
-    world.enter_xml_in_advanced_problem(step,
+    enter_xml_in_advanced_problem(step,
         """<problem><h1>Smallest Canvas</h1>
             <p>You want to make the smallest canvas you can.</p>
             <multiplechoiceresponse>
@@ -30,7 +31,7 @@ def i_enter_bad_xml(step):
 
 @step('I edit and enter an ampersand$')
 def i_enter_bad_xml(step):
-    world.enter_xml_in_advanced_problem(step, "<problem>&</problem>")
+    enter_xml_in_advanced_problem(step, "<problem>&</problem>")
 
 
 @step('I get an error dialog$')