| Index: components/sync/model/string_ordinal.h
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| diff --git a/components/sync/model/string_ordinal.h b/components/sync/model/string_ordinal.h
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| index 59d1485157fc03adb3863453d76e03be78471043..e375759bb6c26ac027e108ec0d5cef7ca6a66248 100644
 | 
| --- a/components/sync/model/string_ordinal.h
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| +++ b/components/sync/model/string_ordinal.h
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| @@ -27,7 +27,7 @@ struct StringOrdinalTraits {
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|    static const size_t kMinLength = 1;
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|  };
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|  
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| -typedef Ordinal<StringOrdinalTraits> StringOrdinal;
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| +using StringOrdinal = Ordinal<StringOrdinalTraits>;
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|  
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|  static_assert(StringOrdinal::kZeroDigit == 'a',
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|                "StringOrdinal has incorrect zero digit");
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| 
 |