Revert "Better messages for optimized index errors."

tests/lib/typed_data/typed_data_list_test.dart

Index: tests/lib/typed_data/typed_data_list_test.dart
diff --git a/tests/lib/typed_data/typed_data_list_test.dart b/tests/lib/typed_data/typed_data_list_test.dart
index f4f5ad4375f1da3fef47f264072b00269986621d..728416c8f3002ea18a33179b7cb9ebd6e6cb3803 100644
--- a/tests/lib/typed_data/typed_data_list_test.dart
+++ b/tests/lib/typed_data/typed_data_list_test.dart
@@ -5,10 +5,6 @@
 import 'dart:typed_data';
 import 'package:expect/expect.dart';
 
-@AssumeDynamic()
-@NoInline()
-confuse(x) => x;
-
 void testListFunctions(list, first, last, toElementType) {
   assert(list.length > 0);
 
@@ -110,17 +106,6 @@ void testListFunctions(list, first, last, toElementType) {
                     list.sublist(1, list.length - 1));
   Expect.listEquals(list.getRange(1, list.length).toList(), list.sublist(1));
   Expect.listEquals(list, list.sublist(0));
-
-  Expect.listEquals([], list.sublist(0, 0));
-  Expect.listEquals([], list.sublist(list.length));
-  Expect.listEquals([], list.sublist(list.length, list.length));
-
-  Expect.throws(() => list.sublist(list.length + 1),
-      (e) => e is RangeError);
-  Expect.throws(() => list.sublist(0, list.length + 1),
-      (e) => e is RangeError);
-  Expect.throws(() => list.sublist(1, 0),
-      (e) => e is RangeError);
 }
 
 void emptyChecks(list) {