Merge "Fix bug #14323392 Old Settings screen is shown while choosing Settings shortcut"
diff --git a/Android.mk b/Android.mk
index 8b6532c..023e0c0 100644
--- a/Android.mk
+++ b/Android.mk
@@ -21,4 +21,6 @@
 include $(BUILD_PACKAGE)
 
 # Use the folloing include to make our test apk.
+ifeq (,$(ONE_SHOT_MAKEFILE))
 include $(call all-makefiles-under,$(LOCAL_PATH))
+endif
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 07cc59b..b40cfb2 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1665,16 +1665,6 @@
             </intent-filter>
         </activity>
 
-       <activity android:name=".PairNfcDevice"
-                android:taskAffinity="com.android.settings"
-                android:parentActivityName="Settings$SecuritySettingsActivity"
-                android:launchMode="singleTask">
-            <intent-filter>
-                <action android:name="android.settings.PAIR_NFC_DEVICE" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-        </activity>
-
         <activity android:name="Settings$NotificationAccessSettingsActivity"
                   android:label="@string/manage_notification_access"
                   android:taskAffinity=""
diff --git a/res/drawable-hdpi/no_ring_detected.png b/res/drawable-hdpi/no_ring_detected.png
deleted file mode 100644
index 2adb7bf..0000000
--- a/res/drawable-hdpi/no_ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/ring_detected.png b/res/drawable-hdpi/ring_detected.png
deleted file mode 100644
index 5b1836b..0000000
--- a/res/drawable-hdpi/ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/ring_paired.png b/res/drawable-hdpi/ring_paired.png
deleted file mode 100644
index 065e752..0000000
--- a/res/drawable-hdpi/ring_paired.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/no_ring_detected.png b/res/drawable-mdpi/no_ring_detected.png
deleted file mode 100644
index 6d53477..0000000
--- a/res/drawable-mdpi/no_ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/ring_detected.png b/res/drawable-mdpi/ring_detected.png
deleted file mode 100644
index 9dc0e9f..0000000
--- a/res/drawable-mdpi/ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/ring_paired.png b/res/drawable-mdpi/ring_paired.png
deleted file mode 100644
index 70c8541..0000000
--- a/res/drawable-mdpi/ring_paired.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/no_ring_detected.png b/res/drawable-xhdpi/no_ring_detected.png
deleted file mode 100644
index a657afa..0000000
--- a/res/drawable-xhdpi/no_ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/ring_detected.png b/res/drawable-xhdpi/ring_detected.png
deleted file mode 100644
index a6180b2..0000000
--- a/res/drawable-xhdpi/ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/ring_paired.png b/res/drawable-xhdpi/ring_paired.png
deleted file mode 100644
index df77918..0000000
--- a/res/drawable-xhdpi/ring_paired.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/no_ring_detected.png b/res/drawable-xxhdpi/no_ring_detected.png
deleted file mode 100644
index a56d6b7..0000000
--- a/res/drawable-xxhdpi/no_ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/ring_detected.png b/res/drawable-xxhdpi/ring_detected.png
deleted file mode 100644
index b225740..0000000
--- a/res/drawable-xxhdpi/ring_detected.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/ring_paired.png b/res/drawable-xxhdpi/ring_paired.png
deleted file mode 100644
index c90233b..0000000
--- a/res/drawable-xxhdpi/ring_paired.png
+++ /dev/null
Binary files differ
diff --git a/res/layout/activity_nfc_pairing.xml b/res/layout/activity_nfc_pairing.xml
deleted file mode 100644
index c753fd0..0000000
--- a/res/layout/activity_nfc_pairing.xml
+++ /dev/null
@@ -1,44 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-
-<!-- Copyright (C) 2013 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:orientation="vertical"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:gravity="center_vertical">
-
-     <ImageView
-        android:id="@+id/status_image"
-        android:src="@drawable/no_ring_detected"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="bottom"
-        android:scaleType="center"/>
-
-     <TextView
-        android:id="@+id/status_text"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="top"
-        android:textSize="24sp"
-        android:textAlignment="center"
-        android:paddingTop="16dp"
-        android:paddingLeft="20dp"
-        android:paddingRight="20dp"/>
-
-</LinearLayout>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index f2c00f3..945dd3d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -702,10 +702,6 @@
     <string name="security_enable_widgets_title">Enable widgets</string>
     <!-- Summary for settings checkbox to disable widgets when the setting has been disabled by an installed device admin [CHAR LIMIT=50] -->
     <string name="security_enable_widgets_disabled_summary">Disabled by administrator</string>
-    <!-- Text shown for title of settings to setup/change NFC unlock [CHAR LIMIT=20]-->
-    <string name="nfc_unlock_title">NFC unlock</string>
-
-
     <!-- Text shown for summary of owner info setting [CHAR LIMIT=40]-->
     <string name="owner_info_settings_summary"></string>
     <!-- Hint text shown in owner info edit text [CHAR LIMIT=50] -->
@@ -5006,22 +5002,6 @@
     <!-- Text to display in regulatory info screen (from device overlay). -->
     <string name="regulatory_info_text"></string>
 
-    <!-- NFC unlock -->
-    <string name="lock_settings_nfc_title">NFC Screen Lock Settings</string>
-    <string name="nfc_unlock_paired_tags_title">Paired Tags</string>
-    <string name="nfc_unlock_enabled">Enabled</string>
-    <string name="start_nfc_pairing">Pair with a tag</string>
-
-    <!-- Nfc pair activity strings -->
-    <string name="title_activity_nfc_pairing">NfcPairingActivity</string>
-    <string name="pairing_button_title">Pair now</string>
-    <string name="status_no_ring_detected">Set the tag flat on a table and place the phone on top</string>
-    <string name="status_device_paired">Tag and phone successfully paired, you are done!</string>
-    <string name="status_error_invalid_device">The tag provided cannot be used to unlock your phone</string>
-    <string name="status_error_pairing_failed">The pairing with your tag failed, please try again</string>
-    <string name="enable_nfc">NFC is not enabled and is required for NFC Unlock. Please turn on NFC.</string>
-    <string name="ok">NFC Settings</string>
-
     <!--Dashboard strings-->
     <!-- Text to describe the dashboard fragment title [CHAR LIMIT=16] -->
     <string name="dashboard_title">Settings</string>
diff --git a/res/xml/security_settings_biometric_weak.xml b/res/xml/security_settings_biometric_weak.xml
index 7226c6c..c663492 100644
--- a/res/xml/security_settings_biometric_weak.xml
+++ b/res/xml/security_settings_biometric_weak.xml
@@ -57,11 +57,6 @@
             android:title="@string/owner_info_settings_title"
             android:summary="@string/owner_info_settings_summary"/>
 
-        <PreferenceScreen
-            android:key="nfc_unlock_set_or_change"
-            android:title="@string/nfc_unlock_title"
-            android:persistent="false"/>
-
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/res/xml/security_settings_chooser.xml b/res/xml/security_settings_chooser.xml
index f6e2e89..d17366e 100644
--- a/res/xml/security_settings_chooser.xml
+++ b/res/xml/security_settings_chooser.xml
@@ -32,11 +32,6 @@
             android:title="@string/owner_info_settings_title"
             android:summary="@string/owner_info_settings_summary"/>
 
-        <PreferenceScreen
-            android:key="nfc_unlock_set_or_change"
-            android:title="@string/nfc_unlock_title"
-            android:persistent="false"/>
-
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/res/xml/security_settings_password.xml b/res/xml/security_settings_password.xml
index 0380716..b418aa7 100644
--- a/res/xml/security_settings_password.xml
+++ b/res/xml/security_settings_password.xml
@@ -44,11 +44,6 @@
             android:title="@string/owner_info_settings_title"
             android:summary="@string/owner_info_settings_summary"/>
 
-        <PreferenceScreen
-            android:key="nfc_unlock_set_or_change"
-            android:title="@string/nfc_unlock_title"
-            android:persistent="false"/>
-
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/res/xml/security_settings_pattern.xml b/res/xml/security_settings_pattern.xml
index 8a8cb63..d47a99d 100644
--- a/res/xml/security_settings_pattern.xml
+++ b/res/xml/security_settings_pattern.xml
@@ -48,11 +48,6 @@
             android:title="@string/owner_info_settings_title"
             android:summary="@string/owner_info_settings_summary"/>
 
-        <PreferenceScreen
-            android:key="nfc_unlock_set_or_change"
-            android:title="@string/nfc_unlock_title"
-            android:persistent="false"/>
-
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/res/xml/security_settings_pin.xml b/res/xml/security_settings_pin.xml
index c114631..c1aac48 100644
--- a/res/xml/security_settings_pin.xml
+++ b/res/xml/security_settings_pin.xml
@@ -44,11 +44,6 @@
             android:title="@string/owner_info_settings_title"
             android:summary="@string/owner_info_settings_summary"/>
 
-        <PreferenceScreen
-            android:key="nfc_unlock_set_or_change"
-            android:title="@string/nfc_unlock_title"
-            android:persistent="false"/>
-
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/src/com/android/settings/NfcLockFragment.java b/src/com/android/settings/NfcLockFragment.java
deleted file mode 100644
index b7bf6f7..0000000
--- a/src/com/android/settings/NfcLockFragment.java
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.settings;
-
-import android.app.AlertDialog;
-import android.content.DialogInterface;
-import android.nfc.NfcAdapter;
-import android.nfc.NfcUnlock;
-import android.os.Bundle;
-import android.preference.CheckBoxPreference;
-import android.preference.Preference;
-
-import android.preference.PreferenceCategory;
-import android.util.Log;
-import com.android.internal.widget.LockPatternUtils;
-
-import java.text.DateFormat;
-import java.util.Date;
-
-import static android.preference.Preference.OnPreferenceClickListener;
-
-public class NfcLockFragment extends SettingsPreferenceFragment {
-
-    private static final String NFC_PAIRING = "nfc_pairing";
-    private static final String NFC_UNLOCK_ENABLED = "nfc_unlock_enabled";
-    private static final String TAGS_CATEGORY = "nfc_unlock_tags_category";
-    private static final String TAG_FORMAT = "Tag # %d";
-
-    private NfcUnlock mNfcUnlock;
-    private LockPatternUtils mLockPatternUtils;
-    private NfcAdapter mNfcAdapter;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        mNfcUnlock = NfcUnlock.getInstance(NfcAdapter.getDefaultAdapter(getActivity()));
-        mLockPatternUtils = new LockPatternUtils(getActivity());
-        mNfcAdapter = NfcAdapter.getDefaultAdapter(getActivity());
-        addPreferencesFromResource(R.xml.security_settings_nfc_unlock);
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-
-        boolean prefsEnabled = (mLockPatternUtils.isLockPasswordEnabled() ||
-                mLockPatternUtils.isLockPatternEnabled()) && mNfcAdapter.isEnabled();
-        CheckBoxPreference unlockPref = (CheckBoxPreference) findPreference(NFC_UNLOCK_ENABLED);
-        unlockPref.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
-            @Override
-            public boolean onPreferenceChange(Preference preference, Object newValue) {
-                mNfcUnlock.setNfcUnlockEnabled((Boolean) newValue);
-                return true;
-            }
-        });
-        Preference pairingPref = findPreference(NFC_PAIRING);
-        unlockPref.setEnabled(prefsEnabled);
-        pairingPref.setEnabled(prefsEnabled);
-
-        long[] tagRegistryTimes = mNfcUnlock.getTagRegistryTimes();
-        unlockPref.setChecked(mNfcUnlock.getNfcUnlockEnabled());
-
-        final PreferenceCategory pairedTags = (PreferenceCategory) findPreference(TAGS_CATEGORY);
-        pairedTags.setEnabled(prefsEnabled);
-
-        loadTagList(tagRegistryTimes, pairedTags);
-    }
-
-    private void loadTagList(long[] tagRegistryTimes, final PreferenceCategory pairedTags) {
-        pairedTags.removeAll();
-
-        for (int i = 0; i < tagRegistryTimes.length; i++) {
-
-            final Preference thisPreference = new Preference(getActivity());
-            final long timestamp = tagRegistryTimes[i];
-
-            thisPreference.setTitle(String.format(TAG_FORMAT, i));
-            thisPreference.setSummary(
-                    DateFormat.getDateTimeInstance().format(new Date(tagRegistryTimes[i])));
-            thisPreference.setOnPreferenceClickListener(new OnPreferenceClickListener() {
-                @Override
-                public boolean onPreferenceClick(Preference preference) {
-
-                    AlertDialog.Builder deleteDialogBuilder = new AlertDialog.Builder(getActivity());
-
-                    deleteDialogBuilder.setTitle(thisPreference.getTitle());
-                    deleteDialogBuilder.setItems(new String[] {"Delete"},
-                            new DialogInterface.OnClickListener() {
-                                @Override
-                                public void onClick(DialogInterface dialog, int which) {
-                                    if (which == 0) {
-                                        if (mNfcUnlock.deregisterTag(timestamp)) {
-                                            loadTagList(mNfcUnlock.getTagRegistryTimes(),
-                                                    pairedTags);
-                                        }
-                                    }
-                                }
-                            });
-
-
-                    deleteDialogBuilder.show();
-
-                    return true;
-                }
-            });
-
-
-            pairedTags.addPreference(thisPreference);
-        }
-    }
-}
diff --git a/src/com/android/settings/PairNfcDevice.java b/src/com/android/settings/PairNfcDevice.java
deleted file mode 100644
index 7c75b9f..0000000
--- a/src/com/android/settings/PairNfcDevice.java
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.settings;
-
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.PendingIntent;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.nfc.NfcAdapter;
-import android.nfc.NfcUnlock;
-import android.nfc.Tag;
-import android.os.Bundle;
-import android.os.Handler;
-import android.os.PowerManager;
-import android.provider.Settings;
-import android.view.Menu;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-public class PairNfcDevice extends Activity {
-    private static String TAG = PairNfcDevice.class.getName();
-
-    private TextView mStatusText;
-    private ImageView mStatusImage;
-
-    private PendingIntent mPendingIntent;
-    private NfcAdapter mAdapter;
-
-    private Handler mHandler = new Handler();
-    private PowerManager.WakeLock mWakeLock;
-
-    private NfcUnlock mNfcUnlock;
-
-    // If pairing fails, we immediately get a new intent that would not leave time for the user to
-    // read the error message.  So we'll just drop it and the user has to try again.
-    // TEST
-    private boolean mWaitingForDeviceDelayed;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.activity_nfc_pairing);
-
-        mStatusText = (TextView) findViewById(R.id.status_text);
-        mStatusImage = (ImageView) findViewById(R.id.status_image);
-
-        mAdapter = NfcAdapter.getDefaultAdapter(this);
-        mPendingIntent = PendingIntent.getActivity(
-                this, 0, new Intent(this, getClass()).addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP), 0);
-
-        mNfcUnlock = NfcUnlock.getInstance(mAdapter);
-
-        setWaitingForDeviceMode();
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        return false;
-    }
-
-    public void onPause() {
-        super.onPause();
-        mAdapter.disableForegroundDispatch(this);
-        if (mWakeLock != null) {
-            mWakeLock.release();
-        }
-    }
-
-    public void onResume() {
-        super.onResume();
-
-        if (!mAdapter.isEnabled()) {
-            // We need the user to start NFC.
-            AlertDialog.Builder dialogBuilder = new AlertDialog.Builder(this);
-            dialogBuilder.setMessage(R.string.enable_nfc);
-            dialogBuilder.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
-                public void onClick(DialogInterface dialog, int id) {
-                    startActivity(new Intent(Settings.ACTION_NFC_SETTINGS));
-                }
-            });
-            dialogBuilder.show();
-        }
-
-        mAdapter.enableForegroundDispatch(this, mPendingIntent, null, null);
-
-        if (mWakeLock == null) {
-            PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
-            mWakeLock = pm.newWakeLock(PowerManager.SCREEN_BRIGHT_WAKE_LOCK, TAG);
-        }
-        mWakeLock.acquire();
-    }
-
-    @Override
-    public void onNewIntent(Intent intent) {
-        Tag tag = (Tag) intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
-        if (!mWaitingForDeviceDelayed) {
-            processTag(tag);
-        }
-    }
-
-    private void processTag(Tag tag) {
-        if (mNfcUnlock.registerTag(tag)) {
-            setPairingSucceededMode();
-        } else {
-            setPairingFailedMode();
-        }
-    }
-
-    private void setWaitingForDeviceModeDelayed(int delayInMs) {
-        mWaitingForDeviceDelayed = true;
-        mHandler.postDelayed(new Runnable() {
-            @Override
-            public void run() {
-                mWaitingForDeviceDelayed = false;
-                setWaitingForDeviceMode();
-            }
-        }, delayInMs);
-    }
-
-    private void setWaitingForDeviceMode() {
-        mStatusImage.setImageResource(R.drawable.no_ring_detected);
-        mStatusText.setText(R.string.status_no_ring_detected);
-    }
-
-    private void setPairingFailedMode() {
-        setErrorMode(R.string.status_error_pairing_failed);
-    }
-
-    private void setPairingSucceededMode() {
-        mStatusImage.setImageResource(R.drawable.ring_paired);
-        mStatusText.setText(R.string.status_device_paired);
-
-        // Automatically quit.
-        mHandler.postDelayed(new Runnable() {
-            @Override
-            public void run() {
-                finish();
-            }
-        }, 1000);
-    }
-
-    private void setErrorMode(int errorMsgResourceId) {
-        mStatusText.setText(errorMsgResourceId);
-        setWaitingForDeviceModeDelayed(2500);
-    }
-}
diff --git a/src/com/android/settings/SecuritySettings.java b/src/com/android/settings/SecuritySettings.java
index 0ab9ea7..00d1d89 100644
--- a/src/com/android/settings/SecuritySettings.java
+++ b/src/com/android/settings/SecuritySettings.java
@@ -20,7 +20,6 @@
 import static android.provider.Settings.System.SCREEN_OFF_TIMEOUT;
 
 import android.app.Activity;
-import android.app.ActivityManager;
 import android.app.AlertDialog;
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
@@ -30,7 +29,6 @@
 import android.content.pm.ResolveInfo;
 import android.content.pm.UserInfo;
 import android.content.res.Resources;
-import android.nfc.NfcUnlock;
 import android.os.Bundle;
 import android.os.UserHandle;
 import android.os.UserManager;
@@ -54,8 +52,6 @@
 import java.util.ArrayList;
 import java.util.List;
 
-import static com.android.settings.search.SearchIndexableResources.RANK_SECURITY;
-
 /**
  * Gesture lock pattern settings.
  */
@@ -65,7 +61,6 @@
 
     // Lock Settings
     private static final String KEY_UNLOCK_SET_OR_CHANGE = "unlock_set_or_change";
-    private static final String KEY_NFC_UNLOCK_SET_OR_CHANGE = "nfc_unlock_set_or_change";
     private static final String KEY_BIOMETRIC_WEAK_IMPROVE_MATCHING =
             "biometric_weak_improve_matching";
     private static final String KEY_BIOMETRIC_WEAK_LIVELINESS = "biometric_weak_liveliness";
@@ -238,19 +233,6 @@
             }
         }
 
-        // don't display NFC unlock settings if the prop is not enabled
-        if (!NfcUnlock.getPropertyEnabled()) {
-            PreferenceGroup securityCategory =
-                    (PreferenceGroup) root.findPreference(KEY_SECURITY_CATEGORY);
-
-            if (securityCategory != null) {
-                Preference preference = root.findPreference(KEY_NFC_UNLOCK_SET_OR_CHANGE);
-                if (preference != null) {
-                    securityCategory.removePreference(preference);
-                }
-            }
-        }
-
         // Append the rest of the settings
         addPreferencesFromResource(R.xml.security_settings_misc);
 
@@ -490,9 +472,6 @@
         if (KEY_UNLOCK_SET_OR_CHANGE.equals(key)) {
             startFragment(this, "com.android.settings.ChooseLockGeneric$ChooseLockGenericFragment",
                     SET_OR_CHANGE_LOCK_METHOD_REQUEST, null);
-        } else if (KEY_NFC_UNLOCK_SET_OR_CHANGE.equals(key)) {
-            startFragment(this, "com.android.settings.NfcLockFragment",
-                    SET_OR_CHANGE_LOCK_METHOD_REQUEST, null);
         } else if (KEY_BIOMETRIC_WEAK_IMPROVE_MATCHING.equals(key)) {
             ChooseLockSettingsHelper helper =
                     new ChooseLockSettingsHelper(this.getActivity(), this);
diff --git a/src/com/android/settings/wifi/WifiConfigController.java b/src/com/android/settings/wifi/WifiConfigController.java
index a54c1c4..7ccfc6b 100644
--- a/src/com/android/settings/wifi/WifiConfigController.java
+++ b/src/com/android/settings/wifi/WifiConfigController.java
@@ -20,6 +20,9 @@
 
 import android.content.Context;
 import android.content.res.Resources;
+import android.net.IpConfiguration;
+import android.net.IpConfiguration.IpAssignment;
+import android.net.IpConfiguration.ProxySettings;
 import android.net.LinkAddress;
 import android.net.LinkProperties;
 import android.net.NetworkInfo.DetailedState;
@@ -28,9 +31,7 @@
 import android.net.RouteInfo;
 import android.net.wifi.WifiConfiguration;
 import android.net.wifi.WifiConfiguration.AuthAlgorithm;
-import android.net.wifi.WifiConfiguration.IpAssignment;
 import android.net.wifi.WifiConfiguration.KeyMgmt;
-import android.net.wifi.WifiConfiguration.ProxySettings;
 import android.net.wifi.WifiEnterpriseConfig;
 import android.net.wifi.WifiEnterpriseConfig.Eap;
 import android.net.wifi.WifiEnterpriseConfig.Phase2;
@@ -240,27 +241,27 @@
             boolean showAdvancedFields = false;
             if (mAccessPoint.networkId != INVALID_NETWORK_ID) {
                 WifiConfiguration config = mAccessPoint.getConfig();
-                if (config.ipAssignment == IpAssignment.STATIC) {
+                if (config.getIpAssignment() == IpAssignment.STATIC) {
                     mIpSettingsSpinner.setSelection(STATIC_IP);
                     showAdvancedFields = true;
                 } else {
                     mIpSettingsSpinner.setSelection(DHCP);
                 }
                 //Display IP addresses
-                for(InetAddress a : config.linkProperties.getAddresses()) {
+                for(InetAddress a : config.getLinkProperties().getAddresses()) {
                     addRow(group, R.string.wifi_ip_address, a.getHostAddress());
                 }
 
 
-                if (config.proxySettings == ProxySettings.STATIC) {
+                if (config.getProxySettings() == ProxySettings.STATIC) {
                     mProxySettingsSpinner.setSelection(PROXY_STATIC);
                     showAdvancedFields = true;
-                } else if (config.proxySettings == ProxySettings.PAC) {
+                } else if (config.getProxySettings() == ProxySettings.PAC) {
                     mProxySettingsSpinner.setVisibility(View.GONE);
                     TextView textView = (TextView)mView.findViewById(R.id.proxy_pac_info);
                     textView.setVisibility(View.VISIBLE);
                     textView.setText(context.getString(R.string.proxy_url) +
-                            config.linkProperties.getHttpProxy().getPacFileUrl());
+                            config.getLinkProperties().getHttpProxy().getPacFileUrl());
                     showAdvancedFields = true;
                 } else {
                     mProxySettingsSpinner.setSelection(PROXY_NONE);
@@ -446,9 +447,8 @@
                 return null;
         }
 
-        config.proxySettings = mProxySettings;
-        config.ipAssignment = mIpAssignment;
-        config.linkProperties = new LinkProperties(mLinkProperties);
+        config.setIpConfiguration(
+                new IpConfiguration(mIpAssignment, mProxySettings, mLinkProperties));
 
         return config;
     }
@@ -772,7 +772,7 @@
                 mDns2View.addTextChangedListener(this);
             }
             if (config != null) {
-                LinkProperties linkProperties = config.linkProperties;
+                LinkProperties linkProperties = config.getLinkProperties();
                 Iterator<LinkAddress> iterator = linkProperties.getLinkAddresses().iterator();
                 if (iterator.hasNext()) {
                     LinkAddress linkAddress = iterator.next();
@@ -822,7 +822,7 @@
                 mProxyExclusionListView.addTextChangedListener(this);
             }
             if (config != null) {
-                ProxyInfo proxyProperties = config.linkProperties.getHttpProxy();
+                ProxyInfo proxyProperties = config.getLinkProperties().getHttpProxy();
                 if (proxyProperties != null) {
                     mProxyHostView.setText(proxyProperties.getHost());
                     mProxyPortView.setText(Integer.toString(proxyProperties.getPort()));