remove commented code

lib/capybara/node/simple.rb

@@ -105,7 +105,6 @@ module Capybara
 
         if check_ancestors
           !find_xpath(VISIBILITY_XPATH)
-          # !find_xpath("boolean(./ancestor-or-self::*[contains(@style, 'display:none') or contains(@style, 'display: none') or @hidden or name()='script' or name()='head'])")
         else
           # No need for an xpath if only checking the current element
           !(native.key?('hidden') || (native[:style] =~ /display:\s?none/) || %w[script head].include?(tag_name))

lib/capybara/rack_test/node.rb

@@ -97,10 +97,8 @@ class Capybara::RackTest::Node < Capybara::Driver::Node
 
     if %w[option optgroup].include? tag_name
       find_xpath(OPTION_OWNER_XPATH)[0].disabled?
-      # find_xpath('parent::*[self::optgroup or self::select or self::datalist]')[0].disabled?
     else
       !find_xpath(DISABLED_BY_FIELDSET_XPATH).empty?
-      # !find_xpath('parent::fieldset[@disabled] | ancestor::*[not(self::legend) or preceding-sibling::legend][parent::fieldset[@disabled]]').empty?
     end
   end
 

lib/capybara/selenium/nodes/marionette_node.rb

@@ -28,7 +28,6 @@ class Capybara::Selenium::MarionetteNode < Capybara::Selenium::Node
       find_xpath('parent::*[self::optgroup or self::select]')[0].disabled?
     else
       !find_xpath(DISABLED_BY_FIELDSET_XPATH).empty?
-      # !find_xpath('parent::fieldset[@disabled] | ancestor::*[not(self::legend) or preceding-sibling::legend][parent::fieldset[@disabled]]').empty?
     end
   end