Remove ActionController::TestCase#rescue_action_in_public!

This method has no effect since exception handling was
moved to middlewares and ActionController tests do not
use any middlewares.

actionpack/lib/action_controller/test_case.rb

@@ -505,11 +505,6 @@ def setup_controller_request_and_response
         end
       end
 
-      # Cause the action to be rescued according to the regular rules for rescue_action when the visitor is not local
-      def rescue_action_in_public!
-        @request.remote_addr = '208.77.188.166' # example.com
-      end
-
       included do
         include ActionController::TemplateAssertions
         include ActionDispatch::Assertions

actionpack/test/controller/base_test.rb

@@ -130,8 +130,6 @@ def use_controller(controller_class)
     @request     = ActionController::TestRequest.new
     @response    = ActionController::TestResponse.new
     @request.host = "www.nextangle.com"
-
-    rescue_action_in_public!
   end
 
   def test_process_should_be_precise
@@ -155,7 +153,6 @@ class UrlOptionsTest < ActionController::TestCase
   def setup
     super
     @request.host = 'www.example.com'
-    rescue_action_in_public!
   end
 
   def test_url_for_query_params_included
@@ -206,7 +203,6 @@ class DefaultUrlOptionsTest < ActionController::TestCase
   def setup
     super
     @request.host = 'www.example.com'
-    rescue_action_in_public!
   end
 
   def test_default_url_options_override
@@ -257,7 +253,6 @@ class EmptyUrlOptionsTest < ActionController::TestCase
   def setup
     super
     @request.host = 'www.example.com'
-    rescue_action_in_public!
   end
 
   def test_ensure_url_for_works_as_expected_when_called_with_no_options_if_default_url_options_is_not_set