rm path_params method

We don't need a method for something like this.  I want to pull this up
the stack as well and move the module + :controller ArgumentError up the
stack as well

1 files changed, 1 insertions, 5 deletions

diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index aa3fcf335b..c4572916ac 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -106,7 +106,7 @@ module ActionDispatch
           @default_controller = controller
           @default_action     = default_action
 
-          path_params = path_params ast
+          path_params = ast.find_all(&:symbol?).map(&:to_sym)
 
           options = add_wildcard_options(options, formatted, ast)
 
@@ -305,10 +305,6 @@ module ActionDispatch
             end
           end
 
-          def path_params(ast)
-            ast.grep(Journey::Nodes::Symbol).map { |n| n.name.to_sym }
-          end
-
           def dispatcher(raise_on_name_error)
             @set.dispatcher raise_on_name_error
           end