Move ILM out of legacy (#61915)

* Rename IndexMgmtSetup to IndexManagementPluginSetup.
* Remove unused fetch index template route and related tests.
* Remove unnecessary custom styles.

.github/CODEOWNERS

@@ -180,7 +180,7 @@
 /src/plugins/console/  @elastic/es-ui
 /src/plugins/es_ui_shared/  @elastic/es-ui
 /x-pack/legacy/plugins/cross_cluster_replication/  @elastic/es-ui
-/x-pack/legacy/plugins/index_lifecycle_management/  @elastic/es-ui
+/x-pack/plugins/index_lifecycle_management/  @elastic/es-ui
 /x-pack/legacy/plugins/index_management/  @elastic/es-ui
 /x-pack/legacy/plugins/license_management/  @elastic/es-ui
 /x-pack/legacy/plugins/rollup/  @elastic/es-ui

x-pack/.i18nrc.json

@@ -18,7 +18,7 @@
     "xpack.graph": ["legacy/plugins/graph", "plugins/graph"],
     "xpack.grokDebugger": "plugins/grokdebugger",
     "xpack.idxMgmt": "plugins/index_management",
-    "xpack.indexLifecycleMgmt": "legacy/plugins/index_lifecycle_management",
+    "xpack.indexLifecycleMgmt": "plugins/index_lifecycle_management",
     "xpack.infra": "plugins/infra",
     "xpack.ingestManager": "plugins/ingest_manager",
     "xpack.lens": "legacy/plugins/lens",

x-pack/index.js

@@ -16,7 +16,6 @@ import { beats } from './legacy/plugins/beats_management';
 import { apm } from './legacy/plugins/apm';
 import { maps } from './legacy/plugins/maps';
 import { indexManagement } from './legacy/plugins/index_management';
-import { indexLifecycleManagement } from './legacy/plugins/index_lifecycle_management';
 import { spaces } from './legacy/plugins/spaces';
 import { canvas } from './legacy/plugins/canvas';
 import { infra } from './legacy/plugins/infra';
@@ -50,7 +49,6 @@ module.exports = function(kibana) {
     maps(kibana),
     canvas(kibana),
     indexManagement(kibana),
-    indexLifecycleManagement(kibana),
     infra(kibana),
     taskManager(kibana),
     rollup(kibana),

x-pack/legacy/plugins/cross_cluster_replication/public/np_ready/extend_index_management.ts

@@ -6,7 +6,7 @@
 
 import { i18n } from '@kbn/i18n';
 import { get } from 'lodash';
-import { IndexMgmtSetup } from '../../../../../plugins/index_management/public';
+import { IndexManagementPluginSetup } from '../../../../../plugins/index_management/public';
 
 const propertyPath = 'isFollowerIndex';
 
@@ -21,7 +21,7 @@ const followerBadgeExtension = {
   filterExpression: 'isFollowerIndex:true',
 };
 
-export const extendIndexManagement = (indexManagement?: IndexMgmtSetup) => {
+export const extendIndexManagement = (indexManagement?: IndexManagementPluginSetup) => {
   if (indexManagement) {
     indexManagement.extensionsService.addBadge(followerBadgeExtension);
   }

x-pack/legacy/plugins/cross_cluster_replication/public/np_ready/plugin.ts

@@ -11,7 +11,7 @@ import {
   DocLinksStart,
 } from 'src/core/public';
 
-import { IndexMgmtSetup } from '../../../../../plugins/index_management/public';
+import { IndexManagementPluginSetup } from '../../../../../plugins/index_management/public';
 
 // @ts-ignore;
 import { setHttpClient } from './app/services/api';
@@ -21,7 +21,7 @@ import { setNotifications } from './app/services/notifications';
 import { extendIndexManagement } from './extend_index_management';
 
 interface PluginDependencies {
-  indexManagement: IndexMgmtSetup;
+  indexManagement: IndexManagementPluginSetup;
   __LEGACY: {
     chrome: any;
     MANAGEMENT_BREADCRUMB: ChromeBreadcrumb;

x-pack/legacy/plugins/cross_cluster_replication/server/np_ready/plugin.ts

@@ -6,7 +6,7 @@
 
 import { Plugin, PluginInitializerContext, CoreSetup } from 'src/core/server';
 
-import { IndexMgmtSetup } from '../../../../../plugins/index_management/server';
+import { IndexManagementPluginSetup } from '../../../../../plugins/index_management/server';
 
 // @ts-ignore
 import { registerLicenseChecker } from './lib/register_license_checker';
@@ -15,7 +15,7 @@ import { registerRoutes } from './routes/register_routes';
 import { ccrDataEnricher } from './cross_cluster_replication_data';
 
 interface PluginDependencies {
-  indexManagement: IndexMgmtSetup;
+  indexManagement: IndexManagementPluginSetup;
   __LEGACY: {
     server: any;
     ccrUIEnabled: boolean;