| Index: sdk/lib/_internal/compiler/implementation/js_backend/backend.dart
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| diff --git a/sdk/lib/_internal/compiler/implementation/js_backend/backend.dart b/sdk/lib/_internal/compiler/implementation/js_backend/backend.dart
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| index 4128afe1d9cfa725c4ba91705f6b9ae0a747c668..56bf967f898966410c89688f59d86c500995affa 100644
 | 
| --- a/sdk/lib/_internal/compiler/implementation/js_backend/backend.dart
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| +++ b/sdk/lib/_internal/compiler/implementation/js_backend/backend.dart
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| @@ -1569,7 +1569,7 @@ class JavaScriptBackend extends Backend {
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|  
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|    /// Called when resolving the `Symbol` constructor.
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|    void registerSymbolConstructor(TreeElements elements) {
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| -    // Make sure that collection_dev.Symbol.validated is registered.
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| +    // Make sure that _internals.Symbol.validated is registered.
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|      assert(compiler.symbolValidatedConstructor != null);
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|      enqueueInResolution(compiler.symbolValidatedConstructor, elements);
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|    }
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| 
 |