Merge "[IMSI Privacy] Clean up comments"

            for (int i = 0; i < keys.length(); i++) {

                JSONObject key = keys.getJSONObject(i);

                // Support both "public-key" and "certificate" String property.

                // "certificate" is a more accurate description, however, the 3GPP draft spec

                // S3-170116, "Privacy Protection for EAP-AKA" section 4.3 mandates the use of

                // "public-key".

                String cert = null;

                if (key.has(JSON_CERTIFICATE)) {

                    cert = key.getString(JSON_CERTIFICATE);

                } else {

                    cert = key.getString(JSON_CERTIFICATE_ALTERNATE);

                }

                // The 3GPP draft spec 3GPP draft spec S3-170116, "Privacy Protection for EAP-AKA"

                // section 4.3, does not specify any key-type property. To be compatible with these

                // networks, the logic defaults to WLAN type if not specified.

                // The key-type property is optional, therefore, the default value is WLAN type if

                // not specified.

                int type = TelephonyManager.KEY_TYPE_WLAN;

                if (key.has(JSON_TYPE)) {

                    String typeString = key.getString(JSON_TYPE);