remove IContentish from Products.ERP5.Document.File.File and consequently all...

remove IContentish from Products.ERP5.Document.File.File and consequently all its derived classes (like Image), removing a source of double indexing and catalog UID confusion

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@30692 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/File.py

@@ -36,7 +36,7 @@ from Products.ERP5Type import Permissions, PropertySheet, Constraint, interfaces
 from Products.ERP5Type.Cache import CachingMethod
 from Products.ERP5.Document.Document import Document
 from Products.ERP5.Document.Document import ConversionError
-from Products.ERP5Type.Base import Base
+from Products.ERP5Type.Base import Base, removeIContentishInterface
 from Products.CMFDefault.File import File as CMFFile
 from zLOG import LOG
 from DateTime import DateTime
@@ -227,3 +227,6 @@ class File(Document, CMFFile, CachedConvertableMixin):
 
     return (mime_type, content)
 
+# CMFFile also brings the IContentishInterface on CMF 2.2, remove it.
+removeIContentishInterface(File)
+