| Index: chrome/browser/chromeos/file_system_provider/operations/operation.cc
 | 
| diff --git a/chrome/browser/chromeos/file_system_provider/operations/operation.cc b/chrome/browser/chromeos/file_system_provider/operations/operation.cc
 | 
| index 7c908f2fd83318db22f53b25cb126f4d3bccb3b3..03d6b7cd4d71b9a0f78b24291e9e4edd2d9bc4ac 100644
 | 
| --- a/chrome/browser/chromeos/file_system_provider/operations/operation.cc
 | 
| +++ b/chrome/browser/chromeos/file_system_provider/operations/operation.cc
 | 
| @@ -45,8 +45,8 @@ void Operation::SetDispatchEventImplForTesting(
 | 
|  bool Operation::SendEvent(int request_id,
 | 
|                            const std::string& event_name,
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|                            scoped_ptr<base::ListValue> event_args) {
 | 
| -  event_args->Insert(
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| -      0, new base::FundamentalValue(file_system_info_.file_system_id()));
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| +  event_args->Insert(0,
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| +                     new base::StringValue(file_system_info_.file_system_id()));
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|    event_args->Insert(1, new base::FundamentalValue(request_id));
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|  
 | 
|    return dispatch_event_impl_.Run(
 | 
| 
 |