Add support for tel: links in captive portal app.

                    getString(R.string.ssl_error_continue));

            view.loadDataWithBaseURL(INTERNAL_ASSETS, html, "text/HTML", "UTF-8", null);

        }

        @Override

        public boolean shouldOverrideUrlLoading (WebView view, String url) {

            if (url.startsWith("tel:")) {

                startActivity(new Intent(Intent.ACTION_DIAL, Uri.parse(url)));

                return true;

            }

            return false;

        }

    }

    private class MyWebChromeClient extends WebChromeClient {