Fix Rubocop violations and fix documentation visibility

Some methods were added to public API in
5b14129d8d4ad302b4e11df6bd5c7891b75f393c and they should be not part of
the public API.

2 files changed, 2 insertions, 2 deletions

diff --git a/actionpack/test/controller/params_wrapper_test.rb b/actionpack/test/controller/params_wrapper_test.rb
index 098d689a97..faa57c4559 100644
--- a/actionpack/test/controller/params_wrapper_test.rb
+++ b/actionpack/test/controller/params_wrapper_test.rb
@@ -50,7 +50,7 @@ class ParamsWrapperTest < ActionController::TestCase
     with_default_wrapper_options do
       @request.env["CONTENT_TYPE"] = "application/json"
       post :parse, params: { "username" => "sikachu" }
-      assert_equal({"controller" => "params_wrapper_test/users", "action" => "parse", "username" => "sikachu", "user" => { "username" => "sikachu" }}, @request.filtered_parameters)
+      assert_equal({ "controller" => "params_wrapper_test/users", "action" => "parse", "username" => "sikachu", "user" => { "username" => "sikachu" } }, @request.filtered_parameters)
     end
   end
 
diff --git a/actionpack/test/dispatch/response_test.rb b/actionpack/test/dispatch/response_test.rb
index 3cf7f4821d..7433c5ce0c 100644
--- a/actionpack/test/dispatch/response_test.rb
+++ b/actionpack/test/dispatch/response_test.rb
@@ -111,7 +111,7 @@ class ResponseTest < ActiveSupport::TestCase
   end
 
   def test_empty_content_type_returns_nil
-    @response.headers['Content-Type'] = ""
+    @response.headers["Content-Type"] = ""
     assert_nil @response.content_type
   end