Fix DDC status, take 2

They *do* pass on Chrome 59.

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Review-Url: https://codereview.chromium.org/2749853002 .

Author: vsmenon

pkg/dev_compiler/test/browser/language_tests.js

@@ -346,8 +346,8 @@ define(['dart_sdk', 'async_helper', 'expect', 'unittest', 'is', 'require'],
       'string_fromcharcodes_test': skip_timeout,
       'string_operations_with_null_test': fail,
       'string_split_test': whitelist,
-      'string_trimlr_test_01_multi': chrome_fail,
-      'string_trimlr_test_none_multi': chrome_fail,
+      'string_trimlr_test_01_multi': is.chrome('<=58') ? fail : pass,
+      'string_trimlr_test_none_multi': is.chrome('<=58') ? fail : pass,
       'symbol_reserved_word_test_06_multi': fail,
       'symbol_reserved_word_test_09_multi': fail,
       'symbol_reserved_word_test_12_multi': fail,