net: Add SetUploadStream method to URLFetcher.

net/url_request/url_fetcher_impl.h

Index: net/url_request/url_fetcher_impl.h
diff --git a/net/url_request/url_fetcher_impl.h b/net/url_request/url_fetcher_impl.h
index f0a57afa179314a6154e5715884a95f1a3bdb0e9..4795629c9b6abc857dbabafa2b220f2f957b14a8 100644
--- a/net/url_request/url_fetcher_impl.h
+++ b/net/url_request/url_fetcher_impl.h
@@ -45,6 +45,9 @@ class NET_EXPORT_PRIVATE URLFetcherImpl : public URLFetcher {
       uint64 range_offset,
       uint64 range_length,
       scoped_refptr<base::TaskRunner> file_task_runner) override;
+  void SetUploadStreamFactory(
+      const std::string& upload_content_type,
+      const CreateUploadStreamCallback& callback) override;
   void SetChunkedUpload(const std::string& upload_content_type) override;
   void AppendChunkToUpload(const std::string& data,
                            bool is_last_chunk) override;