chrome iframe报错jquery.min.js:3 Blocked autofocusing on a <input> element in a cross-origin subframe.

## Issue Description

jquery.min.js:3 Blocked autofocusing on a element in a cross-origin subframe.
Type: *bug report* or *feature request*

### Describe what happened (or what feature you want)

### Describe what you expected to happen

### How to reproduce it (as minimally and precisely as possible)

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### Tell us your environment

### Anything else we need to know?

No source file, test, reproduction steps, or environment details are provided. Start by reproducing the Chrome cross-origin iframe warning involving jquery.min.js:3, then identify whether it originates in Sentinel or the embedding application; done requires a confirmed cause and a documented fix or behavior change.

Written by the indexing model from the issue text.