I have a problem that iframe not scroll in my ion-content

there is a problem that iframe in my app not scroll.

   <ion-content scroll="false" overflow-scroll="true">
          <iframe ng-src="http://www.baidu.com" width="600" height="500" frameborder="0"></iframe>
    </ion-content>

How to do it and I see this bug in issues closed? I want load my Web app in my Hybird App. my god~ I am going to crazy.

< ion-content overflow-scroll=“true”>