添加Recovery模式功能

— a/packages/apps/Settings/src/com/android/settings/ethernet/EtherentStaticIpDialog.java
+++ b/packages/apps/Settings/src/com/android/settings/ethernet/EtherentStaticIpDialog.java
@@ -211,6 +211,7 @@ class ethernet_static_ip_dialog extends AlertDialog implements TextWatcher {
String gateway = mIPgateway.getText().toString();
String dns1 = mdns1.getText().toString();
String dns2 = mdns2.getText().toString();

•           Log.v("byf-etnernet","dns2=="+dns2);
            String  netMask = ipnetmask.getText().toString();
    Pattern pattern = Pattern.compile("(^((\\d|[01]?\\d\\d|2[0-4]\\d|25[0-5])\\.){3}(\\d|[01]?\\d\\d|2[0-4]\\d|25[0-5])$)|^(\\d|[1-2]\\d|3[0-2])$"); /*check subnet mask*/          
            if (isValidIpAddress(ipAddr) && isValidIpAddress(gateway)
  

@@ -231,7 +232,27 @@ cla