pub fn rebase(
fs_path: Vc<FileSystemPath>,
old_base: Vc<FileSystemPath>,
new_base: Vc<FileSystemPath>,
) -> Vc<FileSystemPath>
pub fn rebase(
fs_path: Vc<FileSystemPath>,
old_base: Vc<FileSystemPath>,
new_base: Vc<FileSystemPath>,
) -> Vc<FileSystemPath>