src/vs/workbench/browser/parts/editor/editorConfiguration.ts/DynamicEditorConfigurations/registerListeners
class DynamicEditorConfigurations:	private registerListeners(): void {

		// Registered editors (debounced to reduce perf overhead)
		Event.debounce(this.editorResolverService.onDidChangeEditorRegistrations, (_, e) => e)(() => this.updateDynamicEditorConfigurations());
	}