Require parens around tuple with trailing comma.

RELNOTES[INC]:
  Tuples that end with a trailing comma must now be inside parens,
  e.g. (1,) instead of 1,

--
PiperOrigin-RevId: 144690953
MOS_MIGRATED_REVID=144690953
diff --git a/src/test/java/com/google/devtools/build/lib/syntax/BuildFileASTTest.java b/src/test/java/com/google/devtools/build/lib/syntax/BuildFileASTTest.java
index 0a1b4fe..a710481 100644
--- a/src/test/java/com/google/devtools/build/lib/syntax/BuildFileASTTest.java
+++ b/src/test/java/com/google/devtools/build/lib/syntax/BuildFileASTTest.java
@@ -85,11 +85,7 @@
 
   @Test
   public void testParsesFineWithNewlines() throws Exception {
-    BuildFileAST buildFileAST = parseBuildFile(
-        "foo()",
-        "bar(),",
-        "something = baz()",
-        "bar()");
+    BuildFileAST buildFileAST = parseBuildFile("foo()", "bar()", "something = baz()", "bar()");
     assertThat(buildFileAST.getStatements()).hasSize(4);
   }