Fixed #23656 -- Made FormMixin.get_form's form_class argument optional.

Thanks Tim Graham for the review.

1 files changed, 2 insertions, 4 deletions

diff --git a/docs/topics/class-based-views/mixins.txt b/docs/topics/class-based-views/mixins.txt
index 8918d6cbd2..172c4ad3ca 100644
--- a/docs/topics/class-based-views/mixins.txt
+++ b/docs/topics/class-based-views/mixins.txt
@@ -463,16 +463,14 @@ Our new ``AuthorDetail`` looks like this::
 
         def get_context_data(self, **kwargs):
             context = super(AuthorDetail, self).get_context_data(**kwargs)
-            form_class = self.get_form_class()
-            context['form'] = self.get_form(form_class)
+            context['form'] = self.get_form()
             return context
 
         def post(self, request, *args, **kwargs):
             if not request.user.is_authenticated():
                 return HttpResponseForbidden()
             self.object = self.get_object()
-            form_class = self.get_form_class()
-            form = self.get_form(form_class)
+            form = self.get_form()
             if form.is_valid():
                 return self.form_valid(form)
             else: