Migrate collapsed notification tooltip

app/assets/javascripts/sidebar/components/subscriptions/subscriptions.vue

 <script>
-import { GlIcon } from '@gitlab/ui';
+import { GlIcon, GlTooltipDirective } from '@gitlab/ui';
 import { __ } from '~/locale';
 import Tracking from '~/tracking';
 import toggleButton from '~/vue_shared/components/toggle_button.vue';
-import tooltip from '~/vue_shared/directives/tooltip';
 import eventHub from '../../event_hub';
 
 const ICON_ON = 'notifications';
@@ -13,7 +12,7 @@ const LABEL_OFF = __('Notifications off');
 
 export default {
   directives: {
-    tooltip,
+    GlTooltip: GlTooltipDirective,
   },
   components: {
     GlIcon,
@@ -110,12 +109,9 @@ export default {
   <div>
     <span
       ref="tooltip"
-      v-tooltip
-      class="sidebar-collapsed-icon"
+      v-gl-tooltip.viewport.left
       :title="notificationTooltip"
-      data-container="body"
-      data-placement="left"
-      data-boundary="viewport"
+      class="sidebar-collapsed-icon"
       @click="onClickCollapsedIcon"
     >
       <gl-icon

changelogs/unreleased/229003-migrate-notifications-tooltip.yml

+---
+title: Migrate collapsed notification tooltip
+merge_request: 45453
+author: artychan
+type: other

spec/frontend/sidebar/subscriptions_spec.js

@@ -94,7 +94,7 @@ describe('Subscriptions', () => {
 
     it('sets the correct display text', () => {
       expect(wrapper.find('.issuable-header-text').text()).toContain(subscribeDisabledDescription);
-      expect(wrapper.find({ ref: 'tooltip' }).attributes('data-original-title')).toBe(
+      expect(wrapper.find({ ref: 'tooltip' }).attributes('title')).toBe(
         subscribeDisabledDescription,
       );
     });