| Index: content/browser/service_worker/service_worker_metrics.cc
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| diff --git a/content/browser/service_worker/service_worker_metrics.cc b/content/browser/service_worker/service_worker_metrics.cc
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| index c0d882d3901da91410eabf4b8c48ea3ffdae0018..31d16fe1238903139560ae6197500c15306c00da 100644
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| --- a/content/browser/service_worker/service_worker_metrics.cc
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| +++ b/content/browser/service_worker/service_worker_metrics.cc
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| @@ -63,6 +63,12 @@ void ServiceWorkerMetrics::RecordDestroyDatabaseResult(
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|                              status, ServiceWorkerDatabase::STATUS_ERROR_MAX);
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|  }
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|  
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| +void ServiceWorkerMetrics::RecordDiskCacheMigrationResult(
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| +    DiskCacheMigrationResult result) {
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| +  UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Storage.DiskCacheMigrationResult",
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| +                            result, NUM_MIGRATION_RESULT_TYPES);
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| +}
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| +
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|  void ServiceWorkerMetrics::RecordDeleteAndStartOverResult(
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|      DeleteAndStartOverResult result) {
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|    UMA_HISTOGRAM_ENUMERATION("ServiceWorker.Storage.DeleteAndStartOverResult",
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| 
 |