From 697b60a335cad20f73e568c47d17564a6bd3fab7 Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Wed, 16 Mar 2022 12:58:38 +0530
Subject: perf(web): use DOMString for BlobParts (#13979)

---
 ext/web/09_file.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'ext/web/09_file.js')

diff --git a/ext/web/09_file.js b/ext/web/09_file.js
index fbc00326e..2117a0835 100644
--- a/ext/web/09_file.js
+++ b/ext/web/09_file.js
@@ -394,7 +394,10 @@
         return webidl.converters["ArrayBufferView"](V, opts);
       }
     }
-    return webidl.converters["USVString"](V, opts);
+    // BlobPart is passed to processBlobParts after conversion, which calls core.encode()
+    // on the string.
+    // core.encode() is equivalent to USVString normalization.
+    return webidl.converters["DOMString"](V, opts);
   };
   webidl.converters["sequence<BlobPart>"] = webidl.createSequenceConverter(
     webidl.converters["BlobPart"],
-- 
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