| Index: Source/modules/filesystem/FileWriterSync.idl
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| diff --git a/Source/modules/filesystem/FileWriterSync.idl b/Source/modules/filesystem/FileWriterSync.idl
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| index 9b746bd1e29194e2ef50412d42fd74d48f5b67d7..d5b1fd5c19bdd16550343b7850b6b237ccd35960 100644
 | 
| --- a/Source/modules/filesystem/FileWriterSync.idl
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| +++ b/Source/modules/filesystem/FileWriterSync.idl
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| @@ -29,7 +29,8 @@
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|   */
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|  
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|  [
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| -    NoInterfaceObject
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| +    NoInterfaceObject,
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| +    WillBeGarbageCollected,
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|  ] interface FileWriterSync {
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|      // synchronous write/modify methods
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|      [RaisesException] void write(Blob data);
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| 
 |