src/vs/workbench/contrib/search/common/searchModel.ts/FolderMatch/uriHasParent
class FolderMatch:	protected uriHasParent(parent: URI, child: URI) {
		return this.uriIdentityService.extUri.isEqualOrParent(child, parent) && !this.uriIdentityService.extUri.isEqual(child, parent);
	}