Tests that browser.Target.setAutoAttach() attaches to new page targets.
Attached to the new page: {
    method : Target.attachedToTarget
    params : {
        sessionId : <string>
        targetInfo : {
            attached : true
            browserContextId : <string>
            canAccessOpener : false
            targetId : <string>
            title : 
            type : page
            url : http://127.0.0.1:8000/inspector-protocol/resources/test-page.html?newpage
        }
        waitingForDebugger : true
    }
}
Resumed


New page location: {
    id : <number>
    result : {
        result : {
            type : string
            value : http://127.0.0.1:8000/inspector-protocol/resources/test-page.html?newpage
        }
    }
    sessionId : <string>
}