[migration] fix 3.15 deprecation warnings (closes #2750550)

__pkginfo__.py

@@ -57,6 +57,6 @@ for dname in ('entities', 'views', 'sobjects', 'hooks', 'schema', 'data', 'wdoc'
 # Note: here, you'll need to add subdirectories if you want
 # them to be included in the debian package
 
-__depends__ =  {'cubicweb': '>= 3.9.3'}
+__depends__ =  {'cubicweb': '>= 3.15.0'}
 __recommends__ = {}
 

views.py

@@ -27,7 +27,8 @@ __docformat__ = "restructuredtext en"
 import os.path as osp
 import base64
 
-from cubicweb.selectors import objectify_selector
+from logilab.common.registry import objectify_predicate
+
 from cubicweb.web.views import authentication, actions, basecontrollers
 
 from cubes.trustedauth.cryptutils import build_cypher
@@ -83,7 +84,7 @@ class XRemoteUserRetriever(authentication.WebAuthInfoRetreiver):
             return None
         return login
 
-@objectify_selector
+@objectify_predicate
 def trust_authenticated(cls, req, rset=None, **kwargs):
     return int(getattr(req.cnx, 'trusted_cwuser', False))