fix TestRemoveAll again (tested as root this time).

Fixes #22.

R=r
https://golang.org/cl/154069

src/pkg/os/path_test.go

@@ -134,8 +134,6 @@ func TestRemoveAll(t *testing.T) {
 		if perr.Path != dpath {
 			t.Fatalf("RemoveAll %q failed at %q not %q", path, perr.Path, dpath)
 		}
-	}
-
 		if err = Chmod(dpath, 0777); err != nil {
 			t.Fatalf("Chmod %q 0777: %s", dpath, err)
 		}
@@ -144,6 +142,7 @@ func TestRemoveAll(t *testing.T) {
 				t.Fatalf("Lstat %q succeeded after partial RemoveAll", s)
 			}
 		}
+	}
 	if err = RemoveAll(path); err != nil {
 		t.Fatalf("RemoveAll %q after partial RemoveAll: %s", path, err)
 	}