Remove Deprecated Warnings for WebStorage JS methods

[bkleinen]

Note: This is for issues with Capybara. If you have a howto type question, please ask on the mailing list as requested in the README: http://groups.google.com/group/ruby-capybara

Meta

Capybara Version: 3.40

Driver Information (and browser if relevant):
selenium-webdriver 2.53.4 with chrome -->

Expected Behavior

tests run without (too many) deprecation warnings

Actual Behavior

each tests outputs 2 deprecation warnings:

Steps to reproduce

run tests with chrome driver and selenium webdriver >= 4.24

Background & Fix

Selenium deprecated the local_storage and session_storage methods in Version 4.24, see:

https://github.com/SeleniumHQ/selenium/blob/trunk/rb/CHANGES

and

SeleniumHQ/selenium@fc6c070

Will provide a PR which removes the calls to the respective methods.