--- WebIDL.py
+++ WebIDL.py
@@ -1506,6 +1506,9 @@ class IDLDictionary(IDLObjectWithScope):
                                   self.identifier.name,
                                   [member.location] + locations)
 
+    def module(self):
+        return self.location.filename().split('/')[-1].split('.webidl')[0] + 'Binding'
+
     def addExtendedAttributes(self, attrs):
         assert len(attrs) == 0
 
@@ -3574,6 +3577,9 @@ class IDLCallbackType(IDLType, IDLObjectWithScope):
         self._treatNonCallableAsNull = False
         self._treatNonObjectAsNull = False
 
+    def module(self):
+        return self.location.filename().split('/')[-1].split('.webidl')[0] + 'Binding'
+
     def isCallback(self):
         return True