remove unnecessary deletes

These three options are stored in the `scope` chain outside of the
options hash.  If they are in the options hash, then someone passed them
in to `match` and they don't really do anything.  So lets remove the
code.

1 files changed, 0 insertions, 4 deletions

diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 29daf39aec..f4f34e7924 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -64,10 +64,6 @@ module ActionDispatch
         def self.build(scope, set, path, as, controller, default_action, to, via, formatted, options)
           options = scope[:options].merge(options) if scope[:options]
 
-          options.delete :shallow_path
-          options.delete :shallow_prefix
-          options.delete :shallow
-
           defaults = (scope[:defaults] || {}).dup
           scope_constraints = scope[:constraints] || {}