| Index: sdk/lib/_internal/compiler/implementation/scanner/keyword.dart
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| diff --git a/sdk/lib/_internal/compiler/implementation/scanner/keyword.dart b/sdk/lib/_internal/compiler/implementation/scanner/keyword.dart
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| index aa852871fde35b9c7be7f9cc6e965f18ac209e62..262a64ba8452a85cf495f75d359fc58aaa1c3315 100644
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| --- a/sdk/lib/_internal/compiler/implementation/scanner/keyword.dart
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| +++ b/sdk/lib/_internal/compiler/implementation/scanner/keyword.dart
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| @@ -7,7 +7,7 @@ part of scanner;
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|  /**
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|   * A keyword in the Dart programming language.
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|   */
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| -class Keyword extends Iterable<int> implements SourceString {
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| +class Keyword extends IterableBase<int> implements SourceString {
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|    static const List<Keyword> values = const <Keyword> [
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|        const Keyword("assert"),
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|        const Keyword("break"),
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| 
 |