Fixed #15764 - Corrected mixin docs for DeleteView?; thanks linovia for the report.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16381 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/ref/class-based-views.txt

@@ -1062,8 +1062,8 @@ DeleteView
 
     **Mixins**
 
-      * :class:`django.views.generic.edit.ModelFormMixin`
-      * :class:`django.views.generic.edit.ProcessFormView`
+      * :class:`django.views.generic.edit.DeletionMixin`
+      * :class:`django.views.generic.detail.BaseDetailView`
 
     **Notes**