Reorder and clean up imports.

Test: rebuild
Change-Id: I178485c84ae7146f991fd77b6d7504b029942a68
diff --git a/src/com/android/settings/RadioInfo.java b/src/com/android/settings/RadioInfo.java
index 557c39b..ee20c58 100644
--- a/src/com/android/settings/RadioInfo.java
+++ b/src/com/android/settings/RadioInfo.java
@@ -21,7 +21,6 @@
 
 import android.app.Activity;
 import android.app.AlertDialog;
-import android.app.Dialog;
 import android.app.QueuedWork;
 import android.content.ComponentName;
 import android.content.Context;
@@ -42,23 +41,23 @@
 import android.os.Message;
 import android.provider.Settings;
 import android.telephony.CarrierConfigManager;
+import android.telephony.CellIdentityCdma;
+import android.telephony.CellIdentityGsm;
+import android.telephony.CellIdentityLte;
+import android.telephony.CellIdentityWcdma;
 import android.telephony.CellInfo;
 import android.telephony.CellInfoCdma;
 import android.telephony.CellInfoGsm;
 import android.telephony.CellInfoLte;
 import android.telephony.CellInfoWcdma;
-import android.telephony.CellIdentityCdma;
-import android.telephony.CellIdentityGsm;
-import android.telephony.CellIdentityLte;
-import android.telephony.CellIdentityWcdma;
 import android.telephony.CellLocation;
 import android.telephony.CellSignalStrengthCdma;
 import android.telephony.CellSignalStrengthGsm;
 import android.telephony.CellSignalStrengthLte;
 import android.telephony.CellSignalStrengthWcdma;
-import android.telephony.PreciseCallState;
 import android.telephony.PhoneStateListener;
 import android.telephony.PhysicalChannelConfig;
+import android.telephony.PreciseCallState;
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.SubscriptionManager;
@@ -85,16 +84,11 @@
 import com.android.ims.ImsException;
 import com.android.ims.ImsManager;
 import com.android.internal.telephony.Phone;
-import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.PhoneFactory;
-import com.android.internal.telephony.RILConstants;
-import com.android.internal.telephony.TelephonyProperties;
 
 import java.io.IOException;
 import java.net.HttpURLConnection;
 import java.net.URL;
-import java.net.UnknownHostException;
-import java.util.ArrayList;
 import java.util.List;
 
 public class RadioInfo extends Activity {