Remove history-related Angular code (#15932)

GitOrigin-RevId: e4fafddd67909a0e709439ddbe560c66e2629bdb

services/web/frontend/js/features/ide-react/create-ide-event-emitter.ts

@@ -26,6 +26,7 @@ export type IdeEvents = {
   'scroll:editor:update': []
   'comment:start_adding': []
   'references:should-reindex': []
+  'history:toggle': []
 
   'entity:deleted': [entity: FileTreeFindResult]
 }

services/web/frontend/js/features/ide-react/scope-adapters/layout-context-adapter.ts

@@ -5,10 +5,6 @@ const reviewPanelStorageKey = `ui.reviewPanelOpen.${getMeta('ol-project_id')}`
 
 export default function populateLayoutScope(store: ReactScopeValueStore) {
   store.set('ui.view', 'editor')
-
-  // TODO: Find out what this needs to do and make it do it
-  store.set('toggleHistory', () => {})
-
   store.set('openFile', null)
   store.persisted('ui.chatOpen', false, 'ui.chatOpen')
   store.persisted('ui.reviewPanelOpen', false, reviewPanelStorageKey)