Remove batch_suggestions feature flag

Flag was added in 13.1 and has been default true for some time..

app/assets/javascripts/vue_shared/components/markdown/suggestion_diff_header.vue

 <script>
 import { GlButton, GlLoadingIcon, GlTooltipDirective, GlIcon } from '@gitlab/ui';
 import { __ } from '~/locale';
-import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 import ApplySuggestion from './apply_suggestion.vue';
 
 export default {
   components: { GlIcon, GlButton, GlLoadingIcon, ApplySuggestion },
   directives: { 'gl-tooltip': GlTooltipDirective },
-  mixins: [glFeatureFlagsMixin()],
   props: {
     batchSuggestionsCount: {
       type: Number,
@@ -59,9 +57,6 @@ export default {
     };
   },
   computed: {
-    canBeBatched() {
-      return Boolean(this.glFeatures.batchSuggestions);
-    },
     isApplying() {
       return this.isApplyingSingle || this.isApplyingBatch;
     },
@@ -118,7 +113,7 @@ export default {
       <gl-loading-icon class="d-flex-center mr-2" />
       <span>{{ applyingSuggestionsMessage }}</span>
     </div>
-    <div v-else-if="canApply && canBeBatched && isBatched" class="d-flex align-items-center">
+    <div v-else-if="canApply && isBatched" class="d-flex align-items-center">
       <gl-button
         class="btn-inverted js-remove-from-batch-btn btn-grouped"
         :disabled="isApplying"
@@ -142,7 +137,7 @@ export default {
     </div>
     <div v-else class="d-flex align-items-center">
       <gl-button
-        v-if="suggestionsCount > 1 && canBeBatched && !isDisableButton"
+        v-if="suggestionsCount > 1 && !isDisableButton"
         class="btn-inverted js-add-to-batch-btn btn-grouped"
         data-qa-selector="add_suggestion_batch_button"
         :disabled="isDisableButton"

app/controllers/projects/merge_requests_controller.rb

@@ -30,7 +30,6 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
   before_action :check_user_can_push_to_source_branch!, only: [:rebase]
   before_action only: [:show] do
     push_frontend_feature_flag(:file_identifier_hash)
-    push_frontend_feature_flag(:batch_suggestions, @project, default_enabled: true)
     push_frontend_feature_flag(:approvals_commented_by, @project, default_enabled: true)
     push_frontend_feature_flag(:merge_request_widget_graphql, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:drag_comment_selection, @project, default_enabled: true)

changelogs/unreleased/320755-remove-batch_suggestions-feature-flag.yml

+---
+title: Remove batch_suggestions feature flag
+merge_request: 57745
+author:
+type: other

config/feature_flags/development/batch_suggestions.yml

----
-name: batch_suggestions
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/34782
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/320755
-milestone: '13.1'
-type: development
-group: group::code review
-default_enabled: true

doc/user/discussions/index.md

@@ -486,11 +486,9 @@ introduced by [#25381](https://gitlab.com/gitlab-org/gitlab/-/issues/25381).
 
 ### Batch Suggestions
 
-> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/25486) in GitLab 13.1 as an [alpha feature](https://about.gitlab.com/handbook/product/gitlab-the-product/#alpha).
-> - Deployed behind a feature flag, disabled by default.
+> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/25486) in GitLab 13.1 as an [alpha feature](https://about.gitlab.com/handbook/product/gitlab-the-product/#alpha) behind a feature flag, disabled by default.
 > - [Enabled by default](https://gitlab.com/gitlab-org/gitlab/-/issues/227799) in GitLab 13.2.
-> - Enabled on GitLab.com.
-> - For GitLab self-managed instances, GitLab administrators can opt to [disable it](#enable-or-disable-batch-suggestions).
+> - [Feature flag removed](https://gitlab.com/gitlab-org/gitlab/-/issues/320755) in GitLab 13.11.
 
 You can apply multiple suggestions at once to reduce the number of commits added
 to your branch to address your reviewers' requests.
@@ -540,7 +538,7 @@ You can assign an issue to a user who made a comment.
 
 In the comment, click the **More Actions** menu and click **Assign to commenting user**.
 
-Click the button again to unassign the commenter.
+  Click the button again to unassign the commenter.
 
 ![Assign to commenting user](img/quickly_assign_commenter_v13_1.png)
 
@@ -562,24 +560,3 @@ To disable it:
 ```ruby
 Feature.disable(:confidential_notes)
 ```
-
-## Enable or disable Batch Suggestions **(FREE SELF)**
-
-Batch Suggestions is
-deployed behind a feature flag that is **enabled by default**.
-[GitLab administrators with access to the GitLab Rails console](../../administration/feature_flags.md)
-can opt to disable it for your instance.
-
-To enable it:
-
-```ruby
-# Instance-wide
-Feature.enable(:batch_suggestions)
-```
-
-To disable it:
-
-```ruby
-# Instance-wide
-Feature.disable(:batch_suggestions)
-```

spec/frontend/vue_shared/components/markdown/suggestion_diff_header_spec.js

@@ -16,18 +16,12 @@ const DEFAULT_PROPS = {
 describe('Suggestion Diff component', () => {
   let wrapper;
 
-  const createComponent = (props, glFeatures = {}) => {
+  const createComponent = (props) => {
     wrapper = shallowMount(SuggestionDiffHeader, {
       propsData: {
         ...DEFAULT_PROPS,
         ...props,
       },
-      provide: {
-        glFeatures: {
-          batchSuggestions: true,
-          ...glFeatures,
-        },
-      },
     });
   };
 
@@ -211,18 +205,6 @@ describe('Suggestion Diff component', () => {
     });
   });
 
-  describe('batchSuggestions feature flag is set to false', () => {
-    beforeEach(() => {
-      createComponent({}, { batchSuggestions: false });
-    });
-
-    it('disables add to batch buttons but keeps apply suggestion enabled', () => {
-      expect(findApplyButton().exists()).toBe(true);
-      expect(findAddToBatchButton().exists()).toBe(false);
-      expect(findApplyButton().attributes('disabled')).not.toBe('true');
-    });
-  });
-
   describe('canApply is set to false', () => {
     beforeEach(() => {
       createComponent({ canApply: false });