newforms-admin: Moved search_fields from AdminOptions to ModelAdmin.

git-svn-id: http://code.djangoproject.com/svn/django/branches/newforms-admin@4334 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/admin/options.py

@@ -36,6 +36,7 @@ class ModelAdmin(object):
     list_display = ('__str__',)
     list_display_links = ()
     list_filter = ()
+    search_fields = ()
     date_hierarchy = None
     save_as = False
 
@@ -274,7 +275,7 @@ class ModelAdmin(object):
             raise PermissionDenied
         try:
             cl = ChangeList(request, self.model, self.list_display, self.list_display_links, self.list_filter,
-                self.date_hierarchy)
+                self.date_hierarchy, self.search_fields)
         except IncorrectLookupParameters:
             # Wacky lookup parameters were given, so redirect to the main
             # changelist page, without parameters, and pass an 'invalid=1'