From 22a9a1a630c6f171df3e6cba017737cefae13f3f Mon Sep 17 00:00:00 2001
From: Yulong Wang <7679871+fs-eire@users.noreply.github.com>
Date: Mon, 15 May 2023 18:09:31 -0700
Subject: [PATCH] [js/webgpu] only register webgpu backend when it's available
 (#15922)

### Description
only register webgpu backend when it's available
---
 js/web/lib/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/web/lib/index.ts b/js/web/lib/index.ts
index 41024de108..e3851755a3 100644
--- a/js/web/lib/index.ts
+++ b/js/web/lib/index.ts
@@ -16,7 +16,7 @@ if (!BUILD_DEFS.DISABLE_WEBGL) {
 
 if (!BUILD_DEFS.DISABLE_WASM) {
   const wasmBackend = require('./backend-wasm').wasmBackend;
-  if (!BUILD_DEFS.DISABLE_WEBGPU) {
+  if (!BUILD_DEFS.DISABLE_WEBGPU && typeof navigator !== 'undefined' && navigator.gpu) {
     registerBackend('webgpu', wasmBackend, 5);
   }
   registerBackend('cpu', wasmBackend, 10);