| Index: sdk/lib/async/stream.dart
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| diff --git a/sdk/lib/async/stream.dart b/sdk/lib/async/stream.dart
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| index 69313738c0dbaba9cf74a5cc0bd7754506f7f9fd..eca6c34defff51dd271f8407129780926d52e63e 100644
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| --- a/sdk/lib/async/stream.dart
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| +++ b/sdk/lib/async/stream.dart
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| @@ -503,7 +503,7 @@ abstract class Stream<T> {
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|     *
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|     * The [onError] callback must be of type `void onError(error)` or
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|     * `void onError(error, StackTrace stackTrace)`. Depending on the function
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| -   * type the the stream either invokes [onError] with or without a stack
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| +   * type the stream either invokes [onError] with or without a stack
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|     * trace. The stack trace argument might be `null` if the stream itself
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|     * received an error without stack trace.
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|     *
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| 
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