| Index: sdk/lib/_internal/pub/test/serve/utils.dart
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| diff --git a/sdk/lib/_internal/pub/test/serve/utils.dart b/sdk/lib/_internal/pub/test/serve/utils.dart
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| index f3a6fa87765343d984af9c32e3ca58dbce8700a2..9516cd2ddb41fccb7d170dc42eae4b6a25938741 100644
 | 
| --- a/sdk/lib/_internal/pub/test/serve/utils.dart
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| +++ b/sdk/lib/_internal/pub/test/serve/utils.dart
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| @@ -456,8 +456,8 @@ Future<Map> _jsonRpcRequest(String method, [Map params]) {
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|    if (params != null) message["params"] = params;
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|    _webSocket.add(JSON.encode(message));
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|  
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| -  return Chain.track(_webSocketBroadcastStream
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| -      .firstWhere((response) => response["id"] == id)).then((value) {
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| +  return _webSocketBroadcastStream
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| +      .firstWhere((response) => response["id"] == id).then((value) {
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|      currentSchedule.addDebugInfo(
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|          "Web Socket request $method with params $params\n"
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|          "Result: $value");
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| 
 |