1 files changed, 0 insertions, 26 deletions

diff --git a/src/mailman/interfaces/bounce.py b/src/mailman/interfaces/bounce.py
index 99f6b50b7..f899a94a3 100644
--- a/src/mailman/interfaces/bounce.py
+++ b/src/mailman/interfaces/bounce.py
@@ -22,10 +22,8 @@ from __future__ import absolute_import, unicode_literals
 __metaclass__ = type
 __all__ = [
     'BounceContext',
-    'IBounceDetector',
     'IBounceEvent',
     'IBounceProcessor',
-    'Stop',
     'UnrecognizedBounceDisposition',
     ]
 
@@ -35,14 +33,6 @@ from zope.interface import Attribute, Interface
 
 
 
-# If a bounce detector returns Stop, that means to just discard the
-# message.  An example is warning messages for temporary delivery
-# problems.  These shouldn't trigger a bounce notification, but we also
-# don't want to send them on to the list administrator.
-Stop = object()
-
-
-
 class BounceContext(Enum):
     """The context in which the bounce was detected."""
 
@@ -67,22 +57,6 @@ class UnrecognizedBounceDisposition(Enum):
 
 
 
-class IBounceDetector(Interface):
-    """Detect a bounce in an email message."""
-
-    def process(self, msg):
-        """Scan an email message looking for bounce addresses.
-
-        :param msg: An email message.
-        :type msg: `Message`
-        :return: The detected bouncing addresses.  When bouncing addresses are
-            found but are determined to be non-fatal, the value `Stop` is
-            returned to halt any bounce processing pipeline.
-        :rtype: A set strings, or `Stop`
-        """
-
-
-
 class IBounceEvent(Interface):
     """Registration record for a single bounce event."""