I think the issue was by ths following , Basically the rules of using APIs is very simple. If the API is not requiring any parts that are not available in the platform, then it works. Thus if the API is using parts that are supported in AOSP 4.1.2 API level 16, and using any Google services, then it is likely to work just fine.
will be helpful for those in need Promblem here in style for non-standard tag ya-map. By default browser set it display property to "inline", so without text element collapse to width:0, height:0. Also, you not use any functions declared in controller.
I wish this helpful for you If You use HttpURLConnection may be some parameters of header missing (like content-type or encoding). And probably HttpURLConnection should be configured like setRequestMethod("GET"); or something like that: HTTP Authentication, Proxy, Cookies and so on (take a look at Official Documentation).