[utils] Drop now-unused SizeConstrainedList
It's last usage in CubicWeb got removed from changeset '[views] remove
breadcrumbs usage to retrieve last visited page'
Related to #5456850.
from yams.buildobjs import ComputedRelation, EntityType, RelationDefinition
from cubicweb.schema import RRQLExpression
class Subject(EntityType):
pass
class Object(EntityType):
pass
class relation(RelationDefinition):
subject = 'Subject'
object = 'Object'
class computed(ComputedRelation):
rule = 'S relation O'
__permissions__ = {'read': (RRQLExpression('S is ET'),)}