src/vs/workbench/services/views/browser/viewDescriptorService.ts/ViewDescriptorService/onDidRegisterExtensions
class ViewDescriptorService:	onDidRegisterExtensions(): void {
		// Handle those views whose custom parent view container does not exist anymore
		// May be the extension contributing this view container is no longer installed
		// Or the parent view container is generated and no longer available.
		this.moveOrphanViewsToDefaultLocation();

		// Clean up empty generated view containers
		for (const viewContainerId of [...this.viewContainersCustomLocations.keys()]) {
			this.cleanUpGeneratedViewContainer(viewContainerId);
		}

		// Save updated view customizations after cleanup
		this.saveViewCustomizations();
	}