Remove references to renamed test.

pkg/dev_compiler/test/browser/language_tests.js

 // 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.
 
 define(['dart_sdk', 'async_helper', 'expect', 'unittest', 'is', 'require'],
       function(dart_sdk, async_helper, expect, unittest, is, require) {
   'use strict';
 
   async_helper = async_helper.async_helper;
   let minitest = expect.minitest;
@@ skipping 248 matching lines @@
       'deferred_load_constants_test_none_multi': fail,
       'external_test_21_multi': fail,
       'external_test_24_multi': fail,
       'main_not_a_function_test_01_multi': fail,
       'multiline_newline_test_04_multi': fail,
       'multiline_newline_test_05_multi': fail,
       'multiline_newline_test_06_multi': fail,
       'multiline_newline_test_none_multi': fail,
       'no_main_test_01_multi': fail,
 
-      // https://github.com/dart-lang/sdk/issues/26123
-      'bad_raw_string_negative_test': fail,
-
       // https://github.com/dart-lang/sdk/issues/26124
       'prefix10_negative_test': fail,
 
       'library_prefixes_test1': 'helper',
       'library_prefixes_test2': 'helper',
       'top_level_prefixed_library_test': 'helper',
 
     },
 
     'language/covariant_override': {},
@@ skipping 627 matching lines @@
 
     for (let action of unittest_tests) {
       try {
         action();
       } catch (e) {
         console.error("Caught error tying to setup test:", e);
       }
     }
   });
 });