Remove unnecessary methods from MmsUtils

Same methods in PhoneUtils are used everywhere instead.

Test: Build

Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>
Change-Id: Ia17c1f17511c53a9235af462fa0809146726e89f

src/com/android/messaging/sms/MmsUtils.java

@@ -1111,20 +1111,6 @@ public class MmsUtils {
         return subject;
     }
 
-    /**
-     * @return Whether the data roaming is enabled
-     */
-    private static boolean isDataRoamingEnabled() {
-        boolean dataRoamingEnabled = false;
-        final ContentResolver cr = Factory.get().getApplicationContext().getContentResolver();
-        if (OsUtil.isAtLeastJB_MR1()) {
-            dataRoamingEnabled = (Settings.Global.getInt(cr, Settings.Global.DATA_ROAMING, 0) != 0);
-        } else {
-            dataRoamingEnabled = (Settings.System.getInt(cr, Settings.System.DATA_ROAMING, 0) != 0);
-        }
-        return dataRoamingEnabled;
-    }
-
     /**
      * @return Whether to auto retrieve MMS
      */
@@ -2051,16 +2037,6 @@ public class MmsUtils {
         return !phoneUtils.isAirplaneModeOn();
     }
 
-    public static boolean isMobileDataEnabled(final int subId) {
-        final PhoneUtils phoneUtils = PhoneUtils.get(subId);
-        return phoneUtils.isMobileDataEnabled();
-    }
-
-    public static boolean isAirplaneModeOn(final int subId) {
-        final PhoneUtils phoneUtils = PhoneUtils.get(subId);
-        return phoneUtils.isAirplaneModeOn();
-    }
-
     public static StatusPlusUri sendMmsMessage(final Context context, final int subId,
             final Uri messageUri, final Bundle extras) {
         int status = MMS_REQUEST_MANUAL_RETRY;