Make URLRequestJob::SetStatus private.

content/browser/service_worker/service_worker_write_to_cache_job.cc

Index: content/browser/service_worker/service_worker_write_to_cache_job.cc
diff --git a/content/browser/service_worker/service_worker_write_to_cache_job.cc b/content/browser/service_worker/service_worker_write_to_cache_job.cc
index f0b6a52f2c35427cb87f1ac424dcd13c611e6c74..c4c9b679bc377454a080d9391058d47a978a9865 100644
--- a/content/browser/service_worker/service_worker_write_to_cache_job.cc
+++ b/content/browser/service_worker/service_worker_write_to_cache_job.cc
@@ -364,12 +364,10 @@ void ServiceWorkerWriteToCacheJob::OnWriteHeadersComplete(net::Error error) {
     NotifyStartError(net::URLRequestStatus::FromError(error));
     return;
   }
-  SetStatus(net::URLRequestStatus());
   NotifyHeadersComplete();
 }
 
 void ServiceWorkerWriteToCacheJob::OnWriteDataComplete(net::Error error) {
-  SetStatus(net::URLRequestStatus::FromError(error));
   DCHECK_NE(net::ERR_IO_PENDING, error);
   if (io_buffer_bytes_ == 0)
     error = NotifyFinishedCaching(net::URLRequestStatus::FromError(error), "");
@@ -451,7 +449,6 @@ void ServiceWorkerWriteToCacheJob::NotifyStartErrorHelper(
   net::URLRequestStatus reported_status = status;
   std::string reported_status_message = status_message;
 
-  SetStatus(reported_status);
   NotifyStartError(reported_status);
 }