Refs #16508 -- Removed virtual aliases of "private fields".

Per deprecation timeline.

django/db/models/fields/__init__.py

@@ -27,7 +27,6 @@ from django.utils.datastructures import DictWrapper
 from django.utils.dateparse import (
     parse_date, parse_datetime, parse_duration, parse_time,
 )
-from django.utils.deprecation import RemovedInDjango20Warning
 from django.utils.duration import duration_string
 from django.utils.encoding import (
     force_bytes, force_text, python_2_unicode_compatible, smart_text,
@@ -673,7 +672,7 @@ class Field(RegisterLookupMixin):
         if self.verbose_name is None and self.name:
             self.verbose_name = self.name.replace('_', ' ')
 
-    def contribute_to_class(self, cls, name, private_only=False, virtual_only=NOT_PROVIDED):
+    def contribute_to_class(self, cls, name, private_only=False):
         """
         Register the field with the model class it belongs to.
 
@@ -681,13 +680,6 @@ class Field(RegisterLookupMixin):
         created for every subclass of cls, even if cls is not an abstract
         model.
         """
-        if virtual_only is not NOT_PROVIDED:
-            warnings.warn(
-                "The `virtual_only` argument of Field.contribute_to_class() "
-                "has been renamed to `private_only`.",
-                RemovedInDjango20Warning, stacklevel=2
-            )
-            private_only = virtual_only
         self.set_attributes_from_name(name)
         self.model = cls
         if private_only:

django/db/models/options.py

@@ -19,15 +19,12 @@ from django.utils import six
 from django.utils.datastructures import ImmutableList, OrderedSet
 from django.utils.deprecation import (
     RemovedInDjango20Warning, RemovedInDjango21Warning,
-    warn_about_renamed_method,
 )
 from django.utils.encoding import force_text, python_2_unicode_compatible
 from django.utils.functional import cached_property
 from django.utils.text import camel_case_to_spaces, format_lazy
 from django.utils.translation import override
 
-NOT_PROVIDED = object()
-
 PROXY_PARENTS = object()
 
 EMPTY_RELATION_TREE = tuple()
@@ -259,13 +256,7 @@ class Options(object):
         self.local_managers.append(manager)
         self._expire_cache()
 
-    def add_field(self, field, private=False, virtual=NOT_PROVIDED):
+    def add_field(self, field, private=False):
-        if virtual is not NOT_PROVIDED:
-            warnings.warn(
-                "The `virtual` argument of Options.add_field() has been renamed to `private`.",
-                RemovedInDjango20Warning, stacklevel=2
-            )
-            private = virtual
         # Insert the given field in the order in which it was created, using
         # the "creation_counter" attribute of the field.
         # Move many-to-many related fields from self.fields into
@@ -516,14 +507,6 @@ class Options(object):
             "concrete_fields", (f for f in self.fields if f.concrete)
         )
 
-    @property
-    @warn_about_renamed_method(
-        'Options', 'virtual_fields', 'private_fields',
-        RemovedInDjango20Warning
-    )
-    def virtual_fields(self):
-        return self.private_fields
-
     @cached_property
     def local_concrete_fields(self):
         """

docs/releases/2.0.txt

@@ -361,3 +361,8 @@ these features.
 
 * Using ``User.is_authenticated()`` and ``User.is_anonymous()`` as methods
   rather than properties is no longer be supported.
+
+* The  ``Model._meta.virtual_fields`` attribute is removed.
+
+* The keyword arguments ``virtual_only`` in ``Field.contribute_to_class()`` and
+  ``virtual`` in ``Model._meta.add_field()`` are removed.