Moving shared code to mediawiki-selenium Ruby gem

Bug: 53579
Change-Id: I3164a9640ec878723b622f42c7684ffdeedf9d8c

tests/browser/features/support/hooks.rb

@@ -1,25 +1,8 @@
-config = YAML.load_file('config/config.yml')
-mediawiki_username = config['mediawiki_username']
-
-Before do |scenario|
-  @config = config
-  @random_string = Random.new.rand.to_s
-  @mediawiki_username = mediawiki_username
-  unless @language
-    @browser = browser(environment, test_name(scenario), 'default')
-    $session_id = @browser.driver.instance_variable_get(:@bridge).session_id
-  end
-end
-
 Before('@language') do |scenario|
   @language = true
   @scenario = scenario
 end
 
-Before('@login') do
-  puts "MEDIAWIKI_PASSWORD environment variable is not defined! Please export a value for that variable before proceeding." unless ENV['MEDIAWIKI_PASSWORD']
-end
-
 Before('@uls-in-personal-only') do |scenario|
   if uls_position() != 'personal'
     scenario.skip_invoke!
@@ -32,14 +15,6 @@ Before('@uls-in-sidebar-only') do |scenario|
   end
 end
 
-After do |scenario|
-  if environment == :saucelabs
-    sauce_api(%Q{{"passed": #{scenario.passed?}}})
-    sauce_api(%Q{{"public": true}})
-  end
-  @browser.close unless ENV['KEEP_BROWSER_OPEN'] == 'true'
-end
-
 After('@reset-preferences-after') do |scenario|
   visit(ResetPreferencesPage)
   on(ResetPreferencesPage).submit_element.click