Render GitAccess message if authorized

app/controllers/projects/git_http_controller.rb

@@ -68,17 +68,13 @@ class Projects::GitHttpController < Projects::GitHttpClientController
 
   def render_denied
     if user && can?(user, :read_project, project)
-      render plain: access_denied_message, status: :forbidden
+      render plain: access_check.message, status: :forbidden
     else
       # Do not leak information about project existence
       render_not_found
     end
   end
 
-  def access_denied_message
-    'Access denied'
-  end
-
   def upload_pack_allowed?
     return false unless Gitlab.config.gitlab_shell.upload_pack