我的扩展也遇到了同样的问题，我相信在我将它添加到清单文件后它已经解决了.

I had the same exact problem with an extension of mine, I believe it was fixed after I added this to the manifest file.

manifest.json

manifest.json

"content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'"

更多信息:http://developer.chrome.com/extensions/contentSecurityPolicy.html.