Use the PortProber isntead of Sockets

Author: aguspe

rb/lib/selenium/webdriver/firefox/service.rb

@@ -30,7 +30,7 @@ def initialize(path: nil, port: nil, log: nil, args: nil)
           args ||= []
           unless args.any? { |arg| arg.include?('--connect-existing') }
             args << '--websocket-port'
-            args << Support::Sockets.free_port.to_s
+            args << WebDriver::PortProber.above(4444).to_s
           end
           super
         end

rb/lib/selenium/webdriver/support.rb

@@ -24,4 +24,3 @@
 require 'selenium/webdriver/support/select'
 require 'selenium/webdriver/support/color'
 require 'selenium/webdriver/support/relative_locator'
-require 'selenium/webdriver/support/sockets'