Bluetooth: Make maximum possible name filter 248 bytes, not 240

third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html

Index: third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html
diff --git a/third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html b/third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html
index 7a8f84368e123d9680912b48bbae8a3bd72a54b6..c4e3fca5c0ef8f21e9d09f1c0607b08de104eb7d 100644
--- a/third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html
+++ b/third_party/WebKit/LayoutTests/bluetooth/requestDevice/canonicalizeFilter/max-length-for-name-in-adv-name.html
@@ -5,15 +5,13 @@
 <script>
 'use strict';
 promise_test(() => {
-  const name_too_long = generate_string(241, 'a');
+  const name_too_long = generate_string(249, 'a');
   return assert_promise_rejects_with_message(
     requestDeviceWithKeyDown({filters: [{name: name_too_long}]}),
     new DOMException(
       'Failed to execute \'requestDevice\' on \'Bluetooth\': ' +
-      'A \'name\' or \'namePrefix\' longer than 240 bytes ' +
-      'results in no devices being found, because a device can\'t ' +
-      'acquire a name longer than 240 bytes.',
-      'NotFoundError'),
-    'Device name longer than 240');
-}, 'A device name longer than 240 bytes must reject.');
+      'A device name can\'t be longer than 248 bytes.',
+      'TypeError'),
+    'Device name longer than 248');
+}, 'A device name longer than 248 bytes must reject.');
 </script>