Fixed #4945 -- Removed unused `GET_ITERATOR_CHUNK_SIZE` definition from manager.py. `GET_ITERATOR_CHUNK_SIZE` is already defined in query.py. Thanks zigiDev@mac.com.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@5743 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/db/models/manager.py

@@ -3,10 +3,6 @@ from django.dispatch import dispatcher
 from django.db.models import signals
 from django.db.models.fields import FieldDoesNotExist
 
-# Size of each "chunk" for get_iterator calls.
-# Larger values are slightly faster at the expense of more storage space.
-GET_ITERATOR_CHUNK_SIZE = 100
-
 def ensure_default_manager(sender):
     cls = sender
     if not hasattr(cls, '_default_manager'):