Add 'did you mean' suggestion when accessing an undefined variable.

--
PiperOrigin-RevId: 143373605
MOS_MIGRATED_REVID=143373605
diff --git a/src/test/java/com/google/devtools/build/lib/syntax/ParserTest.java b/src/test/java/com/google/devtools/build/lib/syntax/ParserTest.java
index 8cd35f2..c527fd2 100644
--- a/src/test/java/com/google/devtools/build/lib/syntax/ParserTest.java
+++ b/src/test/java/com/google/devtools/build/lib/syntax/ParserTest.java
@@ -1204,7 +1204,7 @@
   public void testLoadNotAtTopLevel() throws Exception {
     setFailFast(false);
     parseFileForSkylark("if 1: load(8)\n");
-    assertContainsError("function 'load' does not exist");
+    assertContainsError("name 'load' is not defined");
   }
 
   @Test