Remove references to non-W3C mode from testing code - it's obsolete and hasn't actually been tested in a while

spec/selenium_spec_chrome.rb

@@ -12,7 +12,7 @@ Selenium::WebDriver::Chrome.path = '/usr/bin/google-chrome-beta' if ENV['CI'] &&
 
 browser_options = ::Selenium::WebDriver::Chrome::Options.new
 browser_options.headless! if ENV['HEADLESS']
-browser_options.add_option(:w3c, ENV['W3C'] != 'false')
+
 # Chromedriver 77 requires setting this for headless mode on linux
 # Different versions of Chrome/selenium-webdriver require setting differently - jus set them all
 browser_options.add_preference('download.default_directory', Capybara.save_path)
@@ -87,8 +87,6 @@ Capybara::SpecHelper.run_specs TestSessions::Chrome, CHROME_DRIVER.to_s, capybar
     pending "Chrome headless doesn't support maximize" if ENV['HEADLESS']
   when /Capybara::Window#fullscreen should be able to fullscreen the window/
     skip 'Chromedriver hangs on attempts to fullscreen in headless mode' if ENV['HEADLESS']
-  when /node #right_click delay should delay the mouse up/
-    skip "Legacy selenium doesn't support separate right button down/up" if ENV['W3C'] == 'false'
   end
 end
 
@@ -185,10 +183,7 @@ RSpec.describe 'Capybara::Session with chrome' do
   end
 
   describe 'log access' do
-    before { skip 'Only makes sense in W3C mode' if ENV['W3C'] == 'false' }
-
     it 'does not error getting log types' do
-      skip if Gem::Requirement.new('< 75.0.3770.90').satisfied_by? chromedriver_version
       expect do
         session.driver.browser.manage.logs.available_types
       end.not_to raise_error

spec/selenium_spec_chrome_remote.rb

@@ -62,8 +62,6 @@ Capybara::SpecHelper.run_specs TestSessions::Chrome, CHROME_REMOTE_DRIVER.to_s,
        'Capybara::Session selenium_chrome_remote #attach_file with multipart form should fire change once for each set of files uploaded',
        'Capybara::Session selenium_chrome_remote #attach_file with multipart form should fire change once when uploading multiple files from empty'
     pending "Selenium with Remote Chrome doesn't support multiple file upload" unless selenium_gte?(3.14)
-  when /node #right_click delay should delay the mouse up/
-    skip "Legacy selenium doesn't support separate right button down/up" if ENV['W3C'] == 'false'
   end
 end
 
@@ -78,10 +76,7 @@ RSpec.describe 'Capybara::Session with remote Chrome' do
   end
 
   describe 'log access' do
-    before { skip 'Only makes sense in W3C mode' if ENV['W3C'] == 'false' }
-
     it 'does not error when getting log types' do
-      skip unless Gem::Requirement.new('>= 75.0.3770.90').satisfied_by? chromedriver_version
       expect do
         session.driver.browser.manage.logs.available_types
       end.not_to raise_error

spec/selenium_spec_safari.rb

@@ -16,7 +16,6 @@ end.driver_path = '/Applications/Safari Technology Preview.app/Contents/MacOS/sa
 
 browser_options = ::Selenium::WebDriver::Safari::Options.new
 # browser_options.headless! if ENV['HEADLESS']
-# browser_options.add_option(:w3c, !!ENV['W3C'])
 
 Capybara.register_driver :selenium_safari do |app|
   Capybara::Selenium::Driver.new(app, browser: :safari, options: browser_options, timeout: 30).tap do |driver|

spec/shared_selenium_node.rb

@@ -61,8 +61,6 @@ RSpec.shared_examples 'Capybara::Node' do |session, _mode|
     end
 
     it 'will use native displayed if told to' do
-      pending "Chromedriver < 76.0.3809.25 doesn't support native displayed in W3C mode" if chrome_lt?(76, session) && (ENV['W3C'] != 'false')
-
       session.driver.options[:native_displayed] = true
       session.visit('/form')
       session.find(:css, '#address1_city', visible: true)
@@ -71,8 +69,6 @@ RSpec.shared_examples 'Capybara::Node' do |session, _mode|
     end
 
     it "won't use native displayed if told not to" do
-      skip 'Non-W3C uses native' if chrome?(session) && (ENV['W3C'] == 'false')
-
       session.driver.options[:native_displayed] = false
       session.visit('/form')
       session.find(:css, '#address1_city', visible: true)