Remove diff_settings_usage_data flag

Changelog: removed

app/assets/javascripts/diffs/components/app.vue

@@ -347,7 +347,6 @@ export default {
       this.setHighlightedRow(id.split('diff-content').pop().slice(1));
     }
 
-    if (window.gon?.features?.diffSettingsUsageData) {
     const events = [];
 
     if (this.renderTreeList) {
@@ -375,7 +374,6 @@ export default {
     }
 
     queueRedisHllEvents(events);
-    }
 
     this.subscribeToVirtualScrollingEvents();
   },

app/assets/javascripts/diffs/store/actions.js

@@ -376,9 +376,7 @@ export const setInlineDiffViewType = ({ commit }) => {
   const url = mergeUrlParams({ view: INLINE_DIFF_VIEW_TYPE }, window.location.href);
   historyPushState(url);
 
-  if (window.gon?.features?.diffSettingsUsageData) {
   queueRedisHllEvents([TRACKING_CLICK_DIFF_VIEW_SETTING, TRACKING_DIFF_VIEW_INLINE]);
-  }
 };
 
 export const setParallelDiffViewType = ({ commit }) => {
@@ -388,9 +386,7 @@ export const setParallelDiffViewType = ({ commit }) => {
   const url = mergeUrlParams({ view: PARALLEL_DIFF_VIEW_TYPE }, window.location.href);
   historyPushState(url);
 
-  if (window.gon?.features?.diffSettingsUsageData) {
   queueRedisHllEvents([TRACKING_CLICK_DIFF_VIEW_SETTING, TRACKING_DIFF_VIEW_PARALLEL]);
-  }
 };
 
 export const showCommentForm = ({ commit }, { lineCode, fileHash }) => {
@@ -576,7 +572,7 @@ export const setRenderTreeList = ({ commit }, { renderTreeList, trackClick = tru
 
   localStorage.setItem(TREE_LIST_STORAGE_KEY, renderTreeList);
 
-  if (window.gon?.features?.diffSettingsUsageData && trackClick) {
+  if (trackClick) {
     const events = [TRACKING_CLICK_FILE_BROWSER_SETTING];
 
     if (renderTreeList) {
@@ -600,7 +596,7 @@ export const setShowWhitespace = async (
   commit(types.SET_SHOW_WHITESPACE, showWhitespace);
   notesEventHub.$emit('refetchDiffData');
 
-  if (window.gon?.features?.diffSettingsUsageData && trackClick) {
+  if (trackClick) {
     const events = [TRACKING_CLICK_WHITESPACE_SETTING];
 
     if (showWhitespace) {
@@ -827,7 +823,6 @@ export const navigateToDiffFileIndex = ({ commit, state }, index) => {
 export const setFileByFile = ({ state, commit }, { fileByFile }) => {
   commit(types.SET_FILE_BY_FILE, fileByFile);
 
-  if (window.gon?.features?.diffSettingsUsageData) {
   const events = [TRACKING_CLICK_SINGLE_FILE_SETTING];
 
   if (fileByFile) {
@@ -837,7 +832,6 @@ export const setFileByFile = ({ state, commit }, { fileByFile }) => {
   }
 
   queueRedisHllEvents(events);
-  }
 
   return axios
     .put(state.endpointUpdateUser, {

app/controllers/projects/merge_requests_controller.rb

@@ -44,10 +44,6 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
     push_frontend_feature_flag(:secure_vulnerability_training, project, default_enabled: :yaml)
     push_frontend_feature_flag(:issue_assignees_widget, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:realtime_labels, project, default_enabled: :yaml)
-
-    # Usage data feature flags
-    #
-    push_frontend_feature_flag(:diff_settings_usage_data, default_enabled: :yaml)
   end
 
   before_action do

config/feature_flags/development/diff_settings_usage_data.yml

----
-name: diff_settings_usage_data
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/59979
-rollout_issue_url:
-milestone: '13.11'
-type: development
-group: group::code review
-default_enabled: true

lib/gitlab/usage_data_counters/known_events/code_review_events.yml

@@ -178,62 +178,50 @@
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_click_single_file_mode_setting
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_click_file_browser_setting
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_click_whitespace_setting
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_view_inline
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_view_parallel
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_file_browser_tree_view
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_file_browser_list_view
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_show_whitespace
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_hide_whitespace
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_single_file
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_diff_multiple_files
   redis_slot: code_review
   category: code_review
   aggregation: weekly
-  feature_flag: diff_settings_usage_data
 - name: i_code_review_user_load_conflict_ui
   redis_slot: code_review
   category: code_review