[WebNFC] Don't restrict arrayBuffer() to json and opaque records (#19720)

Author: xiuqijix

web-nfc/NDEFMessage_constructor.https.html

@@ -26,8 +26,8 @@
     assert_true(typeof message.records[0].text() === 'string');
     assert_equals(message.records[0].text(), test_text_data,
         'text() contains the same text content');
-    assert_equals(message.records[0].arrayBuffer(), null,
-        'arrayBuffer() returns null');
+    assert_true(message.records[0].arrayBuffer() instanceof ArrayBuffer,
+        'arrayBuffer() returns an ArrayBuffer');
     assert_equals(message.records[0].json(), null,
         'json() returns null');
   }, 'NDEFMessage constructor with a text record');