dart2js: run dartfmt on tests

tests/compiler/dart2js_extra/consistent_index_error_string_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import "package:expect/expect.dart";
 import "dart:typed_data";
 
 // Test that optimized indexing and slow path indexing produce the same error.
 
 @NoInline()
 @AssumeDynamic()
 confuse(x) => x;
 
 class TooHigh {
   static load1() {
     var a = confuse(true) ? 'AB' : 'ABCDE';
     try {
-      return confuse(a)[3];  // dynamic receiver for indexer.
+      return confuse(a)[3]; // dynamic receiver for indexer.
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
 
   static load2() {
     try {
       confuse(load2x)(3);
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
+
   static load2x(i) {
     var a = confuse(true) ? 'AB' : 'ABCDE';
-    return a[i];  // 'a' is String of unknown length.
+    return a[i]; // 'a' is String of unknown length.
   }
 
   static test() {
     var e1 = load1();
     var e2 = load2();
     print("  A: '$e1'\n  B: '$e2'");
     Expect.equals('$e1', '$e2');
   }
 }
 
 class Negative {
   static load1() {
     var a = confuse(true) ? 'AB' : 'ABCDE';
     try {
-      return confuse(a)[-3];  // dynamic receiver for indexer.
+      return confuse(a)[-3]; // dynamic receiver for indexer.
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
 
   static load2() {
     try {
       confuse(load2x)(-3);
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
+
   static load2x(i) {
     var a = confuse(true) ? 'AB' : 'ABCDE';
-    return a[i];  // 'a' is String of unknown length.
+    return a[i]; // 'a' is String of unknown length.
   }
 
   static test() {
     var e1 = load1();
     var e2 = load2();
     print("  A: '$e1'\n  B: '$e2'");
     Expect.equals('$e1', '$e2');
   }
 }
 
 class Empty {
   static load1() {
     var a = confuse(true) ? '' : 'ABCDE';
     try {
-      return confuse(a)[-3];  // dynamic receiver for indexer.
+      return confuse(a)[-3]; // dynamic receiver for indexer.
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
 
   static load2() {
     try {
       confuse(load2x)(-3);
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
+
   static load2x(i) {
     var a = confuse(true) ? '' : 'ABCDE';
-    return a[i];  // 'a' is String of unknown length.
+    return a[i]; // 'a' is String of unknown length.
   }
 
   static test() {
     var e1 = load1();
     var e2 = load2();
     print("  A: '$e1'\n  B: '$e2'");
     Expect.equals('$e1', '$e2');
   }
 }
 
 class BadType {
   static load1() {
     var a = confuse(true) ? 'AB' : 'ABCDE';
     try {
-      return confuse(a)['a'];  // dynamic receiver for indexer.
+      return confuse(a)['a']; // dynamic receiver for indexer.
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
 
   static load2() {
     try {
       confuse(load2x)('a');
     } catch (e) {
       return e;
     }
     Expect.fail('unreached');
   }
+
   static load2x(i) {
     var a = confuse(true) ? 'AB' : 'ABCDE';
-    return a[i];  // 'a' is String of unknown length.
+    return a[i]; // 'a' is String of unknown length.
   }
 
   static test() {
     var e1 = load1();
     var e2 = load2();
     print("  A: '$e1'\n  B: '$e2'");
     Expect.equals('$e1', '$e2');
   }
 }
 
 main() {
   TooHigh.test();
   Negative.test();
   Empty.test();
   BadType.test();
 }