Revert "Merge branch...

Revert "Merge branch '290724-experiments-using-flipper-will-require-feature-flag-yml-files' into 'master'"

This reverts merge request !49244

ee/config/feature_flags/experiment/ci_notification_dot_experiment_percentage.yml

----
-name: ci_notification_dot_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/27626
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/101
-milestone: '12.10'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/contact_sales_btn_in_app_experiment_percentage.yml

----
-name: contact_sales_btn_in_app_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/38508
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/238207
-milestone: '13.3'
-type: experiment
-group: group::conversion
-default_enabled: true

ee/config/feature_flags/experiment/customize_homepage_experiment_percentage.yml

----
-name: customize_homepage_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/39348
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/187
-milestone: '13.4'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/default_to_issues_board_experiment_percentage.yml

----
-name: default_to_issues_board_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/43939
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/268298
-milestone: '13.5'
-type: experiment
-group: group::conversion
-default_enabled: true

ee/config/feature_flags/experiment/group_only_trials_experiment_percentage.yml

----
-name: group_only_trials_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/40564
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/258629
-milestone: '13.5'
-type: experiment
-group: group::conversion
-default_enabled: false

ee/config/feature_flags/experiment/invite_members_empty_group_version_a_experiment_percentage.yml

----
-name: invite_members_empty_group_version_a_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/45689
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/280
-milestone: '13.6'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/invite_members_empty_project_version_a_experiment_percentage.yml

----
-name: invite_members_empty_project_version_a_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/49588
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/262014
-milestone: '13.7'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/invite_members_version_a_experiment_percentage.yml

----
-name: invite_members_version_a_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/45689/
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/219239
-milestone: '13.6'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/invite_members_version_b_experiment_percentage.yml

----
-name: invite_members_version_b_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/43900
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/214
-milestone: '13.5'
-type: experiment
-group: group::expansion
-default_enabled: false

ee/config/feature_flags/experiment/jobs_empty_state_experiment_percentage.yml

----
-name: jobs_empty_state_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/48686
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/281054
-milestone: '13.7'
-type: experiment
-group: group::activation
-default_enabled: false

ee/config/feature_flags/experiment/onboarding_issues_experiment_percentage.yml

----
-name: onboarding_issues_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/31656/
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/224515
-milestone: '13.0'
-type: experiment
-group: group::conversion
-default_enabled: true

ee/config/feature_flags/experiment/remove_known_trial_form_fields_experiment_percentage.yml

----
-name: remove_known_trial_form_fields_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/45634/
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/281
-milestone: '13.7'
-type: experiment
-group: group::conversion
-default_enabled: false

ee/config/feature_flags/experiment/trial_registration_with_social_signin_experiment_percentage.yml

----
-name: trial_registration_with_social_signin_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/45633
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/262853
-milestone: '13.7'
-type: experiment
-group: group::conversion
-default_enabled: false

ee/config/feature_flags/experiment/trimmed_skip_trial_copy_experiment_percentage.yml

----
-name: trimmed_skip_trial_copy_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/48110
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/284956
-milestone: '13.7'
-type: experiment
-group: group::conversion
-default_enabled: false

ee/config/feature_flags/experiment/upgrade_link_in_user_menu_a_experiment_percentage.yml

----
-name: upgrade_link_in_user_menu_a_experiment_percentage
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/29428
-rollout_issue_url: https://gitlab.com/gitlab-org/growth/team-tasks/-/issues/126
-milestone: '13.0'
-type: experiment
-group: group::expansion
-default_enabled: false

lib/feature/shared.rb

@@ -57,8 +57,6 @@ class Feature
         default_enabled: false,
         example: <<-EOS
           experiment(:my_experiment, project: project, actor: current_user) { ...variant code... }
-          # or
-          Gitlab::Experimentation.in_experiment_group?(:my_experiment, subject: current_user)
         EOS
       }
     }.freeze

lib/gitlab/experimentation/experiment.rb

@@ -3,8 +3,6 @@
 module Gitlab
   module Experimentation
     class Experiment
-      FEATURE_FLAG_SUFFIX = "_experiment_percentage"
-
       attr_reader :key, :tracking_category, :use_backwards_compatible_subject_index
 
       def initialize(key, **params)
@@ -12,7 +10,7 @@ module Gitlab
         @tracking_category = params[:tracking_category]
         @use_backwards_compatible_subject_index = params[:use_backwards_compatible_subject_index]
 
-        @experiment_percentage = Feature.get(:"#{key}#{FEATURE_FLAG_SUFFIX}").percentage_of_time_value # rubocop:disable Gitlab/AvoidFeatureGet
+        @experiment_percentage = Feature.get(:"#{key}_experiment_percentage").percentage_of_time_value # rubocop:disable Gitlab/AvoidFeatureGet
       end
 
       def active?

spec/support/helpers/stub_experiments.rb

 # frozen_string_literal: true
 
 module StubExperiments
-  SUFFIX = Gitlab::Experimentation::Experiment::FEATURE_FLAG_SUFFIX
-
   # Stub Experiment with `key: true/false`
   #
   # @param [Hash] experiment where key is feature name and value is boolean whether active or not.
@@ -13,7 +11,6 @@ module StubExperiments
     allow(Gitlab::Experimentation).to receive(:active?).and_call_original
 
     experiments.each do |experiment_key, enabled|
-      Feature.persist_used!("#{experiment_key}#{SUFFIX}")
       allow(Gitlab::Experimentation).to receive(:active?).with(experiment_key) { enabled }
     end
   end
@@ -28,7 +25,6 @@ module StubExperiments
     allow(Gitlab::Experimentation).to receive(:in_experiment_group?).and_call_original
 
     experiments.each do |experiment_key, enabled|
-      Feature.persist_used!("#{experiment_key}#{SUFFIX}")
       allow(Gitlab::Experimentation).to receive(:in_experiment_group?).with(experiment_key, anything) { enabled }
     end
   end