diff --git a/res/layout/storage_summary_donut.xml b/res/layout/storage_summary_donut.xml
index ce7e272..b183b2e 100644
--- a/res/layout/storage_summary_donut.xml
+++ b/res/layout/storage_summary_donut.xml
@@ -17,7 +17,7 @@
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:background="?android:attr/colorSecondary"
+    android:background="?android:attr/colorPrimary"
     android:gravity="center_vertical"
     android:orientation="horizontal" >
 
diff --git a/res/raw/gesture_swipe_up.mp4 b/res/raw/gesture_swipe_up.mp4
index f4c8fd1..2f65292 100644
--- a/res/raw/gesture_swipe_up.mp4
+++ b/res/raw/gesture_swipe_up.mp4
Binary files differ
diff --git a/res/values/config.xml b/res/values/config.xml
index 8e55ea9..f46134f 100755
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -134,4 +134,9 @@
     <!-- Whether or not to show the night light suggestion. -->
     <bool name="config_night_light_suggestion_enabled">true</bool>
 
+    <!-- Whether or not the device is capable of multiple levels of vibration intensity.
+         Note that this is different from whether it can control the vibration amplitude as some
+         devices will be able to vary their amplitude but do not possess enough dynamic range to
+         have distinct intensity levels -->
+    <bool name="config_vibration_supports_multiple_intensities">false</bool>
 </resources>
diff --git a/res/xml/connected_devices_advanced.xml b/res/xml/connected_devices_advanced.xml
index f81fd79..41d3e9b 100644
--- a/res/xml/connected_devices_advanced.xml
+++ b/res/xml/connected_devices_advanced.xml
@@ -32,12 +32,14 @@
         android:title="@string/nfc_quick_toggle_title"
         android:icon="@drawable/ic_nfc"
         android:summary="@string/nfc_quick_toggle_summary"
+        settings:controller="com.android.settings.nfc.NfcPreferenceController"
         android:order="-7"/>
 
     <com.android.settingslib.RestrictedPreference
         android:fragment="com.android.settings.nfc.AndroidBeam"
         android:key="android_beam_settings"
         android:title="@string/android_beam_settings_title"
+        settings:controller="com.android.settings.nfc.AndroidBeamPreferenceController"
         android:icon="@drawable/ic_android"
         android:order="-6"/>
 
diff --git a/res/xml/my_device_info.xml b/res/xml/my_device_info.xml
index 213ff1c..3dac8b8 100644
--- a/res/xml/my_device_info.xml
+++ b/res/xml/my_device_info.xml
@@ -19,8 +19,7 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:settings="http://schemas.android.com/apk/res-auto"
     android:key="my_device_info_pref_screen"
-    android:title="@string/about_settings"
-    settings:initialExpandedChildrenCount="7">
+    android:title="@string/about_settings">
 
     <com.android.settings.applications.LayoutPreference
         android:key="my_device_info_header"
diff --git a/res/xml/smart_battery_detail.xml b/res/xml/smart_battery_detail.xml
index e1246ed..8af3e96 100644
--- a/res/xml/smart_battery_detail.xml
+++ b/res/xml/smart_battery_detail.xml
@@ -30,6 +30,7 @@
         android:key="smart_battery"
         android:title="@string/smart_battery_title"
         android:summary="@string/smart_battery_summary"
+        settings:controller="com.android.settings.fuelgauge.SmartBatteryPreferenceController"
         settings:allowDividerAbove="true"/>
 
     <SwitchPreference
diff --git a/src/com/android/settings/accessibility/AccessibilitySettings.java b/src/com/android/settings/accessibility/AccessibilitySettings.java
index 72e485e..4ddcc31 100644
--- a/src/com/android/settings/accessibility/AccessibilitySettings.java
+++ b/src/com/android/settings/accessibility/AccessibilitySettings.java
@@ -779,17 +779,27 @@
     }
 
     private String getVibrationSummary(Context context, @VibrationIntensity int intensity) {
-        switch (intensity) {
-            case Vibrator.VIBRATION_INTENSITY_OFF:
-                return context.getString(R.string.accessibility_vibration_summary_off);
-            case Vibrator.VIBRATION_INTENSITY_LOW:
-                return context.getString(R.string.accessibility_vibration_summary_low);
-            case Vibrator.VIBRATION_INTENSITY_MEDIUM:
-                return context.getString(R.string.accessibility_vibration_summary_medium);
-            case Vibrator.VIBRATION_INTENSITY_HIGH:
-                return context.getString(R.string.accessibility_vibration_summary_high);
-            default:
-                return "";
+        final boolean supportsMultipleIntensities = context.getResources().getBoolean(
+                R.bool.config_vibration_supports_multiple_intensities);
+        if (supportsMultipleIntensities) {
+            switch (intensity) {
+                case Vibrator.VIBRATION_INTENSITY_OFF:
+                    return context.getString(R.string.accessibility_vibration_summary_off);
+                case Vibrator.VIBRATION_INTENSITY_LOW:
+                    return context.getString(R.string.accessibility_vibration_summary_low);
+                case Vibrator.VIBRATION_INTENSITY_MEDIUM:
+                    return context.getString(R.string.accessibility_vibration_summary_medium);
+                case Vibrator.VIBRATION_INTENSITY_HIGH:
+                    return context.getString(R.string.accessibility_vibration_summary_high);
+                default:
+                    return "";
+            }
+        } else {
+            if (intensity == Vibrator.VIBRATION_INTENSITY_OFF) {
+                return context.getString(R.string.switch_on_text);
+            } else {
+                return context.getString(R.string.switch_off_text);
+            }
         }
     }
 
diff --git a/src/com/android/settings/accessibility/MagnificationGesturesPreferenceController.java b/src/com/android/settings/accessibility/MagnificationGesturesPreferenceController.java
index 603b698..bb75814 100644
--- a/src/com/android/settings/accessibility/MagnificationGesturesPreferenceController.java
+++ b/src/com/android/settings/accessibility/MagnificationGesturesPreferenceController.java
@@ -17,6 +17,7 @@
 import android.os.Bundle;
 import android.provider.Settings;
 import android.support.v7.preference.Preference;
+import android.text.TextUtils;
 
 import com.android.settings.R;
 import com.android.settings.core.TogglePreferenceController;
@@ -62,6 +63,12 @@
     }
 
     @Override
+    public boolean isSliceable() {
+        return TextUtils.equals(getPreferenceKey(),
+                "screen_magnification_gestures_preference_screen");
+    }
+
+    @Override
     public CharSequence getSummary() {
         int resId = 0;
         if (mIsFromSUW) {
diff --git a/src/com/android/settings/accessibility/MagnificationNavbarPreferenceController.java b/src/com/android/settings/accessibility/MagnificationNavbarPreferenceController.java
index 9c6301b..ef71412 100644
--- a/src/com/android/settings/accessibility/MagnificationNavbarPreferenceController.java
+++ b/src/com/android/settings/accessibility/MagnificationNavbarPreferenceController.java
@@ -17,6 +17,7 @@
 import android.os.Bundle;
 import android.provider.Settings;
 import android.support.v7.preference.Preference;
+import android.text.TextUtils;
 
 import com.android.settings.R;
 import com.android.settings.core.TogglePreferenceController;
@@ -69,6 +70,12 @@
     }
 
     @Override
+    public boolean isSliceable() {
+        return TextUtils.equals(getPreferenceKey(),
+                "screen_magnification_navbar_preference_screen");
+    }
+
+    @Override
     public CharSequence getSummary() {
         int resId = 0;
         if (mIsFromSUW) {
diff --git a/src/com/android/settings/accessibility/NotificationVibrationPreferenceFragment.java b/src/com/android/settings/accessibility/NotificationVibrationPreferenceFragment.java
index 6340bb1..5f43c2d 100644
--- a/src/com/android/settings/accessibility/NotificationVibrationPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/NotificationVibrationPreferenceFragment.java
@@ -15,7 +15,9 @@
  */
 package com.android.settings.accessibility;
 
+import android.media.AudioAttributes;
 import android.os.Vibrator;
+import android.os.VibrationEffect;
 import android.provider.Settings;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
@@ -44,6 +46,11 @@
     }
 
     @Override
+    protected int getPreviewVibrationAudioAttributesUsage() {
+        return AudioAttributes.USAGE_NOTIFICATION;
+    }
+
+    @Override
     protected int getDefaultVibrationIntensity() {
         Vibrator vibrator = getContext().getSystemService(Vibrator.class);
         return vibrator.getDefaultNotificationVibrationIntensity();
diff --git a/src/com/android/settings/accessibility/OWNERS b/src/com/android/settings/accessibility/OWNERS
index 28dfdef..ba03055 100644
--- a/src/com/android/settings/accessibility/OWNERS
+++ b/src/com/android/settings/accessibility/OWNERS
@@ -1,3 +1,6 @@
 # Default reviewers for this and subdirectories.
 pweaver@google.com
-zork@google.com
\ No newline at end of file
+zork@google.com
+
+per-file HapticFeedbackIntensityPreferenceController.java = michaelwr@google.com
+per-file *Vibration* = michaelwr@google.com
diff --git a/src/com/android/settings/accessibility/TouchVibrationPreferenceFragment.java b/src/com/android/settings/accessibility/TouchVibrationPreferenceFragment.java
index ea36833..1d20124 100644
--- a/src/com/android/settings/accessibility/TouchVibrationPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/TouchVibrationPreferenceFragment.java
@@ -16,7 +16,9 @@
 package com.android.settings.accessibility;
 
 import android.graphics.drawable.Drawable;
+import android.media.AudioAttributes;
 import android.os.Vibrator;
+import android.os.VibrationEffect;
 import android.provider.Settings;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
@@ -51,6 +53,11 @@
     }
 
     @Override
+    protected int getPreviewVibrationAudioAttributesUsage() {
+        return AudioAttributes.USAGE_ASSISTANCE_SONIFICATION;
+    }
+
+    @Override
     public void onVibrationIntensitySelected(int intensity) {
         // We want to keep HAPTIC_FEEDBACK_ENABLED consistent with this setting since some
         // applications check it directly before triggering their own haptic feedback.
diff --git a/src/com/android/settings/accessibility/VibrationIntensityPreferenceController.java b/src/com/android/settings/accessibility/VibrationIntensityPreferenceController.java
index 9c81afa..3fbb123 100644
--- a/src/com/android/settings/accessibility/VibrationIntensityPreferenceController.java
+++ b/src/com/android/settings/accessibility/VibrationIntensityPreferenceController.java
@@ -81,17 +81,27 @@
    }
 
     public static CharSequence getIntensityString(Context context, int intensity) {
-        switch (intensity) {
-            case Vibrator.VIBRATION_INTENSITY_OFF:
-                return context.getText(R.string.accessibility_vibration_intensity_off);
-            case Vibrator.VIBRATION_INTENSITY_LOW:
-                return context.getText(R.string.accessibility_vibration_intensity_low);
-            case Vibrator.VIBRATION_INTENSITY_MEDIUM:
-                return context.getText(R.string.accessibility_vibration_intensity_medium);
-            case Vibrator.VIBRATION_INTENSITY_HIGH:
-                return context.getText(R.string.accessibility_vibration_intensity_high);
-            default:
-                return "";
+        final boolean supportsMultipleIntensities = context.getResources().getBoolean(
+                R.bool.config_vibration_supports_multiple_intensities);
+        if (supportsMultipleIntensities) {
+            switch (intensity) {
+                case Vibrator.VIBRATION_INTENSITY_OFF:
+                    return context.getString(R.string.accessibility_vibration_intensity_off);
+                case Vibrator.VIBRATION_INTENSITY_LOW:
+                    return context.getString(R.string.accessibility_vibration_intensity_low);
+                case Vibrator.VIBRATION_INTENSITY_MEDIUM:
+                    return context.getString(R.string.accessibility_vibration_intensity_medium);
+                case Vibrator.VIBRATION_INTENSITY_HIGH:
+                    return context.getString(R.string.accessibility_vibration_intensity_high);
+                default:
+                    return "";
+            }
+        } else {
+            if (intensity == Vibrator.VIBRATION_INTENSITY_OFF) {
+                return context.getString(R.string.switch_off_text);
+            } else {
+                return context.getString(R.string.switch_on_text);
+            }
         }
     }
 
diff --git a/src/com/android/settings/accessibility/VibrationPreferenceFragment.java b/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
index e911b61..b92aac2 100644
--- a/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
+++ b/src/com/android/settings/accessibility/VibrationPreferenceFragment.java
@@ -21,8 +21,10 @@
 import android.content.Context;
 import android.database.ContentObserver;
 import android.graphics.drawable.Drawable;
+import android.media.AudioAttributes;
 import android.net.Uri;
 import android.os.Handler;
+import android.os.VibrationEffect;
 import android.os.Vibrator;
 import android.provider.Settings;
 import android.util.ArrayMap;
@@ -53,28 +55,15 @@
     final static String KEY_INTENSITY_MEDIUM = "intensity_medium";
     @VisibleForTesting
     final static String KEY_INTENSITY_HIGH = "intensity_high";
+    // KEY_INTENSITY_ON is only used when the device doesn't support multiple intensity levels.
+    @VisibleForTesting
+    final static String KEY_INTENSITY_ON = "intensity_on";
 
     private final Map<String, VibrationIntensityCandidateInfo> mCandidates;
     private final SettingsObserver mSettingsObserver;
 
     public VibrationPreferenceFragment() {
         mCandidates = new ArrayMap<>();
-        mCandidates.put(KEY_INTENSITY_OFF,
-                new VibrationIntensityCandidateInfo(KEY_INTENSITY_OFF,
-                    R.string.accessibility_vibration_intensity_off,
-                    Vibrator.VIBRATION_INTENSITY_OFF));
-        mCandidates.put(KEY_INTENSITY_LOW,
-                new VibrationIntensityCandidateInfo(KEY_INTENSITY_LOW,
-                    R.string.accessibility_vibration_intensity_low,
-                    Vibrator.VIBRATION_INTENSITY_LOW));
-        mCandidates.put(KEY_INTENSITY_MEDIUM,
-                new VibrationIntensityCandidateInfo(KEY_INTENSITY_MEDIUM,
-                    R.string.accessibility_vibration_intensity_medium,
-                    Vibrator.VIBRATION_INTENSITY_MEDIUM));
-        mCandidates.put(KEY_INTENSITY_HIGH,
-                new VibrationIntensityCandidateInfo(KEY_INTENSITY_HIGH,
-                    R.string.accessibility_vibration_intensity_high,
-                    Vibrator.VIBRATION_INTENSITY_HIGH));
         mSettingsObserver = new SettingsObserver();
     }
 
@@ -82,6 +71,39 @@
     public void onAttach(Context context) {
         super.onAttach(context);
         mSettingsObserver.register();
+        if (mCandidates.isEmpty()) {
+            loadCandidates(context);
+        }
+    }
+
+    private void loadCandidates(Context context) {
+        final boolean supportsMultipleIntensities = context.getResources().getBoolean(
+                R.bool.config_vibration_supports_multiple_intensities);
+        if (supportsMultipleIntensities) {
+            mCandidates.put(KEY_INTENSITY_OFF,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_OFF,
+                        R.string.accessibility_vibration_intensity_off,
+                        Vibrator.VIBRATION_INTENSITY_OFF));
+            mCandidates.put(KEY_INTENSITY_LOW,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_LOW,
+                        R.string.accessibility_vibration_intensity_low,
+                        Vibrator.VIBRATION_INTENSITY_LOW));
+            mCandidates.put(KEY_INTENSITY_MEDIUM,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_MEDIUM,
+                        R.string.accessibility_vibration_intensity_medium,
+                        Vibrator.VIBRATION_INTENSITY_MEDIUM));
+            mCandidates.put(KEY_INTENSITY_HIGH,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_HIGH,
+                        R.string.accessibility_vibration_intensity_high,
+                        Vibrator.VIBRATION_INTENSITY_HIGH));
+        } else {
+            mCandidates.put(KEY_INTENSITY_OFF,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_OFF,
+                        R.string.switch_off_text, Vibrator.VIBRATION_INTENSITY_OFF));
+            mCandidates.put(KEY_INTENSITY_ON,
+                    new VibrationIntensityCandidateInfo(KEY_INTENSITY_ON,
+                        R.string.switch_on_text, getDefaultVibrationIntensity()));
+        }
     }
 
     @Override
@@ -105,6 +127,24 @@
      */
     protected void onVibrationIntensitySelected(int intensity) { }
 
+    /**
+     * Play a vibration effect with intensity just selected by user
+     */
+    protected void playVibrationPreview() {
+        Vibrator vibrator = getContext().getSystemService(Vibrator.class);
+        VibrationEffect effect = VibrationEffect.get(VibrationEffect.EFFECT_CLICK);
+        AudioAttributes.Builder builder = new AudioAttributes.Builder();
+        builder.setUsage(getPreviewVibrationAudioAttributesUsage());
+        vibrator.vibrate(effect, builder.build());
+    }
+
+    /**
+     * Get the AudioAttributes usage for vibration preview.
+     */
+    protected int getPreviewVibrationAudioAttributesUsage() {
+        return AudioAttributes.USAGE_UNKNOWN;
+    }
+
     @Override
     protected List<? extends CandidateInfo> getCandidates() {
         List<VibrationIntensityCandidateInfo> candidates = new ArrayList<>(mCandidates.values());
@@ -118,7 +158,10 @@
         final int vibrationIntensity = Settings.System.getInt(getContext().getContentResolver(),
                 getVibrationIntensitySetting(), getDefaultVibrationIntensity());
         for (VibrationIntensityCandidateInfo candidate : mCandidates.values()) {
-            if (candidate.getIntensity() == vibrationIntensity) {
+            final boolean matchesIntensity = candidate.getIntensity() == vibrationIntensity;
+            final boolean matchesOn = candidate.getKey().equals(KEY_INTENSITY_ON)
+                    && vibrationIntensity != Vibrator.VIBRATION_INTENSITY_OFF;
+            if (matchesIntensity || matchesOn) {
                 return candidate.getKey();
             }
         }
@@ -189,6 +232,7 @@
         @Override
         public void onChange(boolean selfChange, Uri uri) {
             updateCandidates();
+            playVibrationPreview();
         }
     }
 }
diff --git a/src/com/android/settings/bluetooth/BluetoothSliceBuilder.java b/src/com/android/settings/bluetooth/BluetoothSliceBuilder.java
index a8bb1ca..f01efad 100644
--- a/src/com/android/settings/bluetooth/BluetoothSliceBuilder.java
+++ b/src/com/android/settings/bluetooth/BluetoothSliceBuilder.java
@@ -17,8 +17,6 @@
 
 import static android.app.slice.Slice.EXTRA_TOGGLE_STATE;
 
-import static androidx.slice.builders.ListBuilder.ICON_IMAGE;
-
 import android.annotation.ColorInt;
 import android.app.PendingIntent;
 import android.bluetooth.BluetoothAdapter;
@@ -28,6 +26,7 @@
 import android.content.IntentFilter;
 import android.net.Uri;
 import android.provider.SettingsSlicesContract;
+import android.support.v4.graphics.drawable.IconCompat;
 
 import com.android.internal.logging.nano.MetricsProto;
 import com.android.settings.R;
@@ -42,8 +41,6 @@
 import androidx.slice.builders.ListBuilder;
 import androidx.slice.builders.SliceAction;
 
-import android.support.v4.graphics.drawable.IconCompat;
-
 public class BluetoothSliceBuilder {
 
     private static final String TAG = "BluetoothSliceBuilder";
@@ -71,7 +68,8 @@
         INTENT_FILTER.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
     }
 
-    private BluetoothSliceBuilder() {}
+    private BluetoothSliceBuilder() {
+    }
 
     /**
      * Return a Bluetooth Slice bound to {@link #BLUETOOTH_URI}.
@@ -80,7 +78,7 @@
      * Bluetooth.
      */
     public static Slice getSlice(Context context) {
-        final boolean isBluetoothEnabled = isBluetoothEnabled(context);
+        final boolean isBluetoothEnabled = isBluetoothEnabled();
         final CharSequence title = context.getText(R.string.bluetooth_settings);
         final IconCompat icon = IconCompat.createWithResource(context,
                 R.drawable.ic_settings_bluetooth);
@@ -126,9 +124,8 @@
         // handle it.
     }
 
-    private static boolean isBluetoothEnabled(Context context) {
-        final LocalBluetoothAdapter adapter = LocalBluetoothManager.getInstance(context,
-                null /* callback */).getBluetoothAdapter();
+    private static boolean isBluetoothEnabled() {
+        final BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
         return adapter.isEnabled();
     }
 
diff --git a/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceController.java b/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceController.java
index eb93eb1..3976c92 100644
--- a/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceController.java
+++ b/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceController.java
@@ -50,7 +50,7 @@
      */
     public static int getConnectedDevicesSummaryResourceId(Context context) {
         final NfcPreferenceController nfcPreferenceController =
-                new NfcPreferenceController(context);
+                new NfcPreferenceController(context, NfcPreferenceController.KEY_TOGGLE_NFC);
 
         return getConnectedDevicesSummaryResourceId(nfcPreferenceController,
                 isDrivingModeAvailable(context));
diff --git a/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragment.java b/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragment.java
index a64a430..9795e9f 100644
--- a/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragment.java
+++ b/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragment.java
@@ -24,7 +24,6 @@
 import com.android.settings.bluetooth.BluetoothFilesPreferenceController;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settings.nfc.AndroidBeamPreferenceController;
-import com.android.settings.nfc.NfcPreferenceController;
 import com.android.settings.print.PrintSettingPreferenceController;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.core.AbstractPreferenceController;
@@ -70,25 +69,15 @@
             Lifecycle lifecycle) {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();
 
-        final AndroidBeamPreferenceController beamPreferenceController =
-                new AndroidBeamPreferenceController(context);
-        controllers.add(beamPreferenceController);
-
         controllers.add(new BluetoothFilesPreferenceController(context));
         controllers.add(new BluetoothOnWhileDrivingPreferenceController(context));
 
         final PrintSettingPreferenceController printerController =
                 new PrintSettingPreferenceController(context);
-        final NfcPreferenceController nfcPreferenceController =
-                new NfcPreferenceController(context);
 
         if (lifecycle != null) {
-            lifecycle.addObserver(beamPreferenceController);
             lifecycle.addObserver(printerController);
-            lifecycle.addObserver(nfcPreferenceController);
         }
-
-        controllers.add(nfcPreferenceController);
         controllers.add(printerController);
 
         return controllers;
diff --git a/src/com/android/settings/core/BasePreferenceController.java b/src/com/android/settings/core/BasePreferenceController.java
index c2d1cf5..efd9448 100644
--- a/src/com/android/settings/core/BasePreferenceController.java
+++ b/src/com/android/settings/core/BasePreferenceController.java
@@ -247,6 +247,16 @@
     }
 
     /**
+     * @return {@code true} if the setting update asynchronously.
+     * <p>
+     * For example, a Wifi controller would return true, because it needs to update the radio
+     * and wait for it to turn on.
+     */
+    public boolean hasAsyncUpdate() {
+        return false;
+    }
+
+    /**
      * Updates non-indexable keys for search provider.
      *
      * Called by SearchIndexProvider#getNonIndexableKeys
diff --git a/src/com/android/settings/deviceinfo/StorageDashboardFragment.java b/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
index 8e56b12..e8f9771 100644
--- a/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
+++ b/src/com/android/settings/deviceinfo/StorageDashboardFragment.java
@@ -57,14 +57,12 @@
 import java.util.Arrays;
 import java.util.List;
 
-public class StorageDashboardFragment extends DashboardFragment
-        implements
+public class StorageDashboardFragment extends DashboardFragment implements
         LoaderManager.LoaderCallbacks<SparseArray<StorageAsyncLoader.AppsStorageResult>> {
     private static final String TAG = "StorageDashboardFrag";
     private static final int STORAGE_JOB_ID = 0;
     private static final int ICON_JOB_ID = 1;
     private static final int VOLUME_SIZE_JOB_ID = 2;
-    private static final int OPTIONS_MENU_MIGRATE_DATA = 100;
 
     private VolumeInfo mVolume;
     private PrivateStorageInfo mStorageInfo;
diff --git a/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java b/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
index 3e80c35..8b7cde8 100644
--- a/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/SmartBatteryPreferenceController.java
@@ -21,6 +21,7 @@
 import android.provider.Settings;
 import android.support.v14.preference.SwitchPreference;
 import android.support.v7.preference.Preference;
+import android.text.TextUtils;
 
 import com.android.settings.core.BasePreferenceController;
 import com.android.settings.overlay.FeatureFactory;
@@ -49,6 +50,11 @@
     }
 
     @Override
+    public boolean isSliceable() {
+        return TextUtils.equals(getPreferenceKey(), "smart_battery");
+    }
+
+    @Override
     public void updateState(Preference preference) {
         super.updateState(preference);
         final boolean smartBatteryOn = Settings.Global.getInt(mContext.getContentResolver(),
diff --git a/src/com/android/settings/nfc/AndroidBeamEnabler.java b/src/com/android/settings/nfc/AndroidBeamEnabler.java
index 66e42b6..1808775 100644
--- a/src/com/android/settings/nfc/AndroidBeamEnabler.java
+++ b/src/com/android/settings/nfc/AndroidBeamEnabler.java
@@ -20,7 +20,6 @@
 import android.nfc.NfcAdapter;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.support.v7.preference.Preference;
 
 import com.android.settings.R;
 import com.android.settingslib.RestrictedLockUtils;
@@ -36,18 +35,14 @@
 
     public AndroidBeamEnabler(Context context, RestrictedPreference preference) {
         super(context);
-
         mPreference = preference;
-
         mBeamDisallowedBySystem = RestrictedLockUtils.hasBaseUserRestriction(context,
                 UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId());
-
         if (!isNfcAvailable()) {
             // NFC is not supported
             mPreference.setEnabled(false);
             return;
         }
-
         if (mBeamDisallowedBySystem) {
             mPreference.setEnabled(false);
         }
diff --git a/src/com/android/settings/nfc/AndroidBeamPreferenceController.java b/src/com/android/settings/nfc/AndroidBeamPreferenceController.java
index 6ae7fe5..b4026de 100644
--- a/src/com/android/settings/nfc/AndroidBeamPreferenceController.java
+++ b/src/com/android/settings/nfc/AndroidBeamPreferenceController.java
@@ -16,34 +16,75 @@
 package com.android.settings.nfc;
 
 import android.content.Context;
+import android.nfc.NfcAdapter;
+import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
 
-import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.core.BasePreferenceController;
 import com.android.settingslib.RestrictedPreference;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
 
-public class AndroidBeamPreferenceController extends BaseNfcPreferenceController {
+import java.util.List;
+
+public class AndroidBeamPreferenceController extends BasePreferenceController
+        implements LifecycleObserver, OnResume, OnPause {
 
     public static final String KEY_ANDROID_BEAM_SETTINGS = "android_beam_settings";
+    private final NfcAdapter mNfcAdapter;
+    private AndroidBeamEnabler mAndroidBeamEnabler;
+    private NfcAirplaneModeObserver mAirplaneModeObserver;
 
-    public AndroidBeamPreferenceController(Context context) {
-        super(context);
+    public AndroidBeamPreferenceController(Context context, String key) {
+        super(context, key);
+        mNfcAdapter = NfcAdapter.getDefaultAdapter(context);
     }
 
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
         if (!isAvailable()) {
+            mAndroidBeamEnabler = null;
             return;
         }
 
-        mNfcEnabler = new AndroidBeamEnabler(mContext, (RestrictedPreference) mPreference);
+        final RestrictedPreference restrictedPreference =
+                (RestrictedPreference) screen.findPreference(getPreferenceKey());
+        mAndroidBeamEnabler = new AndroidBeamEnabler(mContext, restrictedPreference);
+
+        // Manually set dependencies for NFC when not toggleable.
+        if (!NfcPreferenceController.isToggleableInAirplaneMode(mContext)) {
+            mAirplaneModeObserver = new NfcAirplaneModeObserver(mContext, mNfcAdapter,
+                    (Preference) restrictedPreference);
+        }
     }
 
     @Override
-    public String getPreferenceKey() {
-        return KEY_ANDROID_BEAM_SETTINGS;
+    @AvailabilityStatus
+    public int getAvailabilityStatus() {
+        return mNfcAdapter != null
+                ? AVAILABLE
+                : UNSUPPORTED_ON_DEVICE;
+    }
+
+    @Override
+    public void onResume() {
+        if (mAirplaneModeObserver != null) {
+            mAirplaneModeObserver.register();
+        }
+        if (mAndroidBeamEnabler != null) {
+            mAndroidBeamEnabler.resume();
+        }
+    }
+
+    @Override
+    public void onPause() {
+        if (mAirplaneModeObserver != null) {
+            mAirplaneModeObserver.unregister();
+        }
+        if (mAndroidBeamEnabler != null) {
+            mAndroidBeamEnabler.pause();
+        }
     }
 }
diff --git a/src/com/android/settings/nfc/BaseNfcPreferenceController.java b/src/com/android/settings/nfc/BaseNfcPreferenceController.java
deleted file mode 100644
index 33d75fa..0000000
--- a/src/com/android/settings/nfc/BaseNfcPreferenceController.java
+++ /dev/null
@@ -1,147 +0,0 @@
-/*
- * Copyright (C) 2018 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.nfc;
-
-import android.content.Context;
-import android.database.ContentObserver;
-import android.net.Uri;
-import android.nfc.NfcAdapter;
-import android.nfc.NfcManager;
-import android.os.Handler;
-import android.provider.Settings;
-import android.support.v7.preference.Preference;
-import android.support.v7.preference.PreferenceScreen;
-
-import com.android.settings.core.PreferenceControllerMixin;
-import com.android.settingslib.core.AbstractPreferenceController;
-import com.android.settingslib.core.lifecycle.LifecycleObserver;
-import com.android.settingslib.core.lifecycle.events.OnPause;
-import com.android.settingslib.core.lifecycle.events.OnResume;
-
-import java.util.List;
-
-public abstract class BaseNfcPreferenceController extends AbstractPreferenceController
-        implements PreferenceControllerMixin, LifecycleObserver, OnResume, OnPause {
-
-    protected BaseNfcEnabler mNfcEnabler;
-    private NfcAdapter mNfcAdapter;
-    private int mAirplaneMode;
-    private AirplaneModeObserver mAirplaneModeObserver;
-    protected Preference mPreference;
-
-    public BaseNfcPreferenceController(Context context) {
-        super(context);
-        mNfcAdapter = NfcAdapter.getDefaultAdapter(context);
-    }
-
-    @Override
-    public void displayPreference(PreferenceScreen screen) {
-        super.displayPreference(screen);
-
-        if (!isAvailable()) {
-            mNfcEnabler = null;
-            return;
-        }
-
-        mPreference = screen.findPreference(getPreferenceKey());
-
-        // Manually set dependencies for NFC when not toggleable.
-        if (!isToggleableInAirplaneMode(mContext)) {
-            mAirplaneModeObserver = new AirplaneModeObserver();
-            updateNfcPreference();
-        }
-    }
-
-    @Override
-    public void updateNonIndexableKeys(List<String> keys) {
-        if (!isAvailable()) {
-            keys.add(getPreferenceKey());
-        }
-    }
-
-    @Override
-    public boolean isAvailable() {
-        return mNfcAdapter != null;
-    }
-
-    public abstract String getPreferenceKey();
-
-    @Override
-    public void onResume() {
-        if (mAirplaneModeObserver != null) {
-            mAirplaneModeObserver.register();
-        }
-        if (mNfcEnabler != null) {
-            mNfcEnabler.resume();
-        }
-    }
-
-    @Override
-    public void onPause() {
-        if (mAirplaneModeObserver != null) {
-            mAirplaneModeObserver.unregister();
-        }
-        if (mNfcEnabler != null) {
-            mNfcEnabler.pause();
-        }
-    }
-
-    private void updateNfcPreference() {
-        final int airplaneMode = Settings.Global.getInt(
-                mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, mAirplaneMode);
-        if (airplaneMode == mAirplaneMode) {
-            return;
-        }
-        mAirplaneMode = airplaneMode;
-        boolean toggleable = mAirplaneMode != 1;
-        if (toggleable) {
-            mNfcAdapter.enable();
-        } else {
-            mNfcAdapter.disable();
-        }
-        mPreference.setEnabled(toggleable);
-    }
-
-    public static boolean isToggleableInAirplaneMode(Context context) {
-        String toggleable = Settings.Global.getString(context.getContentResolver(),
-                Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
-        return toggleable != null && toggleable.contains(Settings.Global.RADIO_NFC);
-    }
-
-    private final class AirplaneModeObserver extends ContentObserver {
-        private final Uri AIRPLANE_MODE_URI =
-                Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON);
-
-        private AirplaneModeObserver() {
-            super(new Handler());
-        }
-
-        public void register() {
-            mContext.getContentResolver().registerContentObserver(AIRPLANE_MODE_URI, false, this);
-        }
-
-        public void unregister() {
-            mContext.getContentResolver().unregisterContentObserver(this);
-        }
-
-        @Override
-        public void onChange(boolean selfChange, Uri uri) {
-            super.onChange(selfChange, uri);
-            updateNfcPreference();
-        }
-    }
-
-}
diff --git a/src/com/android/settings/nfc/NfcAirplaneModeObserver.java b/src/com/android/settings/nfc/NfcAirplaneModeObserver.java
new file mode 100644
index 0000000..723d814
--- /dev/null
+++ b/src/com/android/settings/nfc/NfcAirplaneModeObserver.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2018 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.nfc;
+
+import android.content.Context;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.nfc.NfcAdapter;
+import android.os.Handler;
+import android.os.Looper;
+import android.provider.Settings;
+import android.support.annotation.VisibleForTesting;
+import android.support.v7.preference.Preference;
+
+/**
+ * NfcAirplaneModeObserver is a helper to manage the Nfc on/off when airplane mode status
+ * is changed.
+ */
+public class NfcAirplaneModeObserver extends ContentObserver {
+
+    private final Context mContext;
+    private final NfcAdapter mNfcAdapter;
+    private final Preference mPreference;
+    private int mAirplaneMode;
+
+    @VisibleForTesting
+    final static Uri AIRPLANE_MODE_URI =
+            Settings.Global.getUriFor(Settings.Global.AIRPLANE_MODE_ON);
+
+    public NfcAirplaneModeObserver(Context context, NfcAdapter nfcAdapter, Preference preference) {
+        super(new Handler(Looper.getMainLooper()));
+        mContext = context;
+        mNfcAdapter = nfcAdapter;
+        mPreference = preference;
+        updateNfcPreference();
+    }
+
+    public void register() {
+        mContext.getContentResolver().registerContentObserver(AIRPLANE_MODE_URI, false, this);
+    }
+
+    public void unregister() {
+        mContext.getContentResolver().unregisterContentObserver(this);
+    }
+
+    @Override
+    public void onChange(boolean selfChange, Uri uri) {
+        super.onChange(selfChange, uri);
+        updateNfcPreference();
+    }
+
+    private void updateNfcPreference() {
+        final int airplaneMode = Settings.Global.getInt(
+                mContext.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, mAirplaneMode);
+        if (airplaneMode == mAirplaneMode) {
+            return;
+        }
+
+        mAirplaneMode = airplaneMode;
+        boolean toggleable = mAirplaneMode != 1;
+        if (toggleable) {
+            mNfcAdapter.enable();
+        } else {
+            mNfcAdapter.disable();
+        }
+        mPreference.setEnabled(toggleable);
+    }
+}
diff --git a/src/com/android/settings/nfc/NfcEnabler.java b/src/com/android/settings/nfc/NfcEnabler.java
index 29cef99..f39a0a1 100644
--- a/src/com/android/settings/nfc/NfcEnabler.java
+++ b/src/com/android/settings/nfc/NfcEnabler.java
@@ -18,52 +18,20 @@
 
 import android.content.Context;
 import android.nfc.NfcAdapter;
-import android.support.v7.preference.Preference;
 import android.support.v14.preference.SwitchPreference;
 
 /**
  * NfcEnabler is a helper to manage the Nfc on/off checkbox preference. It turns on/off Nfc
  * and ensures the summary of the preference reflects the current state.
  */
-public class NfcEnabler extends BaseNfcEnabler implements Preference.OnPreferenceChangeListener {
+public class NfcEnabler extends BaseNfcEnabler {
     private final SwitchPreference mPreference;
 
     public NfcEnabler(Context context, SwitchPreference preference) {
         super(context);
-
         mPreference = preference;
     }
 
-    public void resume() {
-        super.resume();
-        if (isNfcAvailable()) {
-            mPreference.setOnPreferenceChangeListener(this);
-        }
-    }
-
-    public void pause() {
-        super.pause();
-        if (isNfcAvailable()) {
-            mPreference.setOnPreferenceChangeListener(null);
-        }
-    }
-
-    public boolean onPreferenceChange(Preference preference, Object value) {
-        // Turn NFC on/off
-
-        final boolean desiredState = (Boolean) value;
-        mPreference.setChecked(desiredState);
-        mPreference.setEnabled(false);
-
-        if (desiredState) {
-            mNfcAdapter.enable();
-        } else {
-            mNfcAdapter.disable();
-        }
-
-        return false;
-    }
-
     @Override
     protected void handleNfcStateChanged(int newState) {
         switch (newState) {
diff --git a/src/com/android/settings/nfc/NfcPreferenceController.java b/src/com/android/settings/nfc/NfcPreferenceController.java
index a0678e0..a5d7c76 100644
--- a/src/com/android/settings/nfc/NfcPreferenceController.java
+++ b/src/com/android/settings/nfc/NfcPreferenceController.java
@@ -16,35 +16,119 @@
 package com.android.settings.nfc;
 
 import android.content.Context;
+import android.content.IntentFilter;
+import android.nfc.NfcAdapter;
+import android.provider.Settings;
+import android.text.TextUtils;
+
+import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceScreen;
 import android.support.v14.preference.SwitchPreference;
 
-import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settings.core.TogglePreferenceController;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnPause;
 import com.android.settingslib.core.lifecycle.events.OnResume;
 
+import java.util.List;
 
-public class NfcPreferenceController extends BaseNfcPreferenceController {
+public class NfcPreferenceController extends TogglePreferenceController
+        implements LifecycleObserver, OnResume, OnPause {
 
     public static final String KEY_TOGGLE_NFC = "toggle_nfc";
+    private final NfcAdapter mNfcAdapter;
+    private NfcEnabler mNfcEnabler;
+    private NfcAirplaneModeObserver mAirplaneModeObserver;
 
-    public NfcPreferenceController(Context context) {
-        super(context);
+    public NfcPreferenceController(Context context, String key) {
+        super(context, key);
+        mNfcAdapter = NfcAdapter.getDefaultAdapter(context);
     }
 
     @Override
     public void displayPreference(PreferenceScreen screen) {
         super.displayPreference(screen);
         if (!isAvailable()) {
+            mNfcEnabler = null;
             return;
         }
 
-        mNfcEnabler = new NfcEnabler(mContext, (SwitchPreference) mPreference);
+        final SwitchPreference switchPreference =
+                (SwitchPreference) screen.findPreference(getPreferenceKey());
+
+        mNfcEnabler = new NfcEnabler(mContext, switchPreference);
+
+        // Manually set dependencies for NFC when not toggleable.
+        if (!isToggleableInAirplaneMode(mContext)) {
+            mAirplaneModeObserver = new NfcAirplaneModeObserver(mContext,
+                    mNfcAdapter, (Preference) switchPreference);
+        }
     }
 
     @Override
-    public String getPreferenceKey() {
-        return KEY_TOGGLE_NFC;
+    public boolean isChecked() {
+        return mNfcAdapter.isEnabled();
+    }
+
+    @Override
+    public boolean setChecked(boolean isChecked) {
+        if (isChecked) {
+            mNfcAdapter.enable();
+        } else {
+            mNfcAdapter.disable();
+        }
+        return true;
+    }
+
+    @Override
+    @AvailabilityStatus
+    public int getAvailabilityStatus() {
+        return mNfcAdapter != null
+                ? AVAILABLE
+                : UNSUPPORTED_ON_DEVICE;
+    }
+
+    @Override
+    public IntentFilter getIntentFilter() {
+        final IntentFilter filter = new IntentFilter();
+        filter.addAction(NfcAdapter.ACTION_ADAPTER_STATE_CHANGED);
+        filter.addAction(NfcAdapter.EXTRA_ADAPTER_STATE);
+        return filter;
+    }
+
+    @Override
+    public boolean hasAsyncUpdate() {
+        return true;
+    }
+
+    @Override
+    public boolean isSliceable() {
+        return TextUtils.equals(getPreferenceKey(), KEY_TOGGLE_NFC);
+    }
+
+    @Override
+    public void onResume() {
+        if (mAirplaneModeObserver != null) {
+            mAirplaneModeObserver.register();
+        }
+        if (mNfcEnabler != null) {
+            mNfcEnabler.resume();
+        }
+    }
+
+    @Override
+    public void onPause() {
+        if (mAirplaneModeObserver != null) {
+            mAirplaneModeObserver.unregister();
+        }
+        if (mNfcEnabler != null) {
+            mNfcEnabler.pause();
+        }
+    }
+
+    public static boolean isToggleableInAirplaneMode(Context context) {
+        final String toggleable = Settings.Global.getString(context.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
+        return toggleable != null && toggleable.contains(Settings.Global.RADIO_NFC);
     }
 }
diff --git a/src/com/android/settings/notification/AlarmVolumePreferenceController.java b/src/com/android/settings/notification/AlarmVolumePreferenceController.java
index 3c238aa..92a1e90 100644
--- a/src/com/android/settings/notification/AlarmVolumePreferenceController.java
+++ b/src/com/android/settings/notification/AlarmVolumePreferenceController.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.media.AudioManager;
+import android.text.TextUtils;
 
 import com.android.settings.R;
 
@@ -37,6 +38,11 @@
     }
 
     @Override
+    public boolean isSliceable() {
+        return TextUtils.equals(getPreferenceKey(), "alarm_volume");
+    }
+
+    @Override
     public String getPreferenceKey() {
         return KEY_ALARM_VOLUME;
     }
diff --git a/src/com/android/settings/search/DeviceIndexUpdateJobService.java b/src/com/android/settings/search/DeviceIndexUpdateJobService.java
index 97b0a61..3eb9041 100644
--- a/src/com/android/settings/search/DeviceIndexUpdateJobService.java
+++ b/src/com/android/settings/search/DeviceIndexUpdateJobService.java
@@ -38,8 +38,8 @@
 
 import androidx.slice.Slice;
 import androidx.slice.SliceItem;
-import androidx.slice.SliceManager;
-import androidx.slice.SliceManager.SliceCallback;
+import androidx.slice.SliceViewManager;
+import androidx.slice.SliceViewManager.SliceCallback;
 import androidx.slice.SliceMetadata;
 import androidx.slice.core.SliceQuery;
 import androidx.slice.widget.ListContent;
@@ -80,7 +80,7 @@
         }
         final DeviceIndexFeatureProvider indexProvider = FeatureFactory.getFactory(this)
                 .getDeviceIndexFeatureProvider();
-        final SliceManager manager = getSliceManager();
+        final SliceViewManager manager = getSliceViewManager();
         final Uri baseUri = new Builder()
                 .scheme(ContentResolver.SCHEME_CONTENT)
                 .authority(SettingsSliceProvider.SLICE_AUTHORITY)
@@ -124,8 +124,8 @@
         jobFinished(params, false);
     }
 
-    protected SliceManager getSliceManager() {
-        return SliceManager.getInstance(this);
+    protected SliceViewManager getSliceViewManager() {
+        return SliceViewManager.getInstance(this);
     }
 
     protected SliceMetadata getMetadata(Slice loadedSlice) {
@@ -158,7 +158,7 @@
         return null;
     }
 
-    protected Slice bindSliceSynchronous(SliceManager manager, Uri slice) {
+    protected Slice bindSliceSynchronous(SliceViewManager manager, Uri slice) {
         final Slice[] returnSlice = new Slice[1];
         CountDownLatch latch = new CountDownLatch(1);
         SliceCallback callback = new SliceCallback() {
diff --git a/src/com/android/settings/slices/SettingsSliceProvider.java b/src/com/android/settings/slices/SettingsSliceProvider.java
index 47736df..841247b 100644
--- a/src/com/android/settings/slices/SettingsSliceProvider.java
+++ b/src/com/android/settings/slices/SettingsSliceProvider.java
@@ -23,23 +23,23 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.net.Uri;
+import android.os.StrictMode;
 import android.provider.Settings;
 import android.provider.SettingsSlicesContract;
 import android.support.annotation.VisibleForTesting;
-import android.support.v4.graphics.drawable.IconCompat;
 import android.text.TextUtils;
 import android.util.ArraySet;
 import android.util.KeyValueListParser;
 import android.util.Log;
 import android.util.Pair;
 
-import com.android.settings.location.LocationSliceBuilder;
-import com.android.settings.overlay.FeatureFactory;
+import com.android.settings.bluetooth.BluetoothSliceBuilder;
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.location.LocationSliceBuilder;
+import com.android.settings.notification.ZenModeSliceBuilder;
+import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.wifi.WifiSliceBuilder;
 import com.android.settings.wifi.calling.WifiCallingSliceHelper;
-import com.android.settings.bluetooth.BluetoothSliceBuilder;
-import com.android.settings.notification.ZenModeSliceBuilder;
 import com.android.settingslib.SliceBroadcastRelay;
 import com.android.settingslib.utils.ThreadUtils;
 
@@ -150,7 +150,7 @@
     @Override
     public void onSlicePinned(Uri sliceUri) {
         if (WifiSliceBuilder.WIFI_URI.equals(sliceUri)) {
-            registerIntentToUri(WifiSliceBuilder.INTENT_FILTER , sliceUri);
+            registerIntentToUri(WifiSliceBuilder.INTENT_FILTER, sliceUri);
             return;
         } else if (ZenModeSliceBuilder.ZEN_MODE_URI.equals(sliceUri)) {
             registerIntentToUri(ZenModeSliceBuilder.INTENT_FILTER, sliceUri);
@@ -176,41 +176,51 @@
 
     @Override
     public Slice onBindSlice(Uri sliceUri) {
-        final Set<String> blockedKeys = getBlockedKeys();
-        final String key = sliceUri.getLastPathSegment();
-        if (blockedKeys.contains(key)) {
-            Log.e(TAG, "Requested blocked slice with Uri: " + sliceUri);
-            return null;
-        }
+        final StrictMode.ThreadPolicy oldPolicy = StrictMode.getThreadPolicy();
+        try {
+            if (!ThreadUtils.isMainThread()) {
+                StrictMode.setThreadPolicy(new StrictMode.ThreadPolicy.Builder()
+                        .permitAll()
+                        .build());
+            }
+            final Set<String> blockedKeys = getBlockedKeys();
+            final String key = sliceUri.getLastPathSegment();
+            if (blockedKeys.contains(key)) {
+                Log.e(TAG, "Requested blocked slice with Uri: " + sliceUri);
+                return null;
+            }
 
-        // If adding a new Slice, do not directly match Slice URIs.
-        // Use {@link SlicesDatabaseAccessor}.
-        if (WifiCallingSliceHelper.WIFI_CALLING_URI.equals(sliceUri)) {
-            return FeatureFactory.getFactory(getContext())
-                    .getSlicesFeatureProvider()
-                    .getNewWifiCallingSliceHelper(getContext())
-                    .createWifiCallingSlice(sliceUri);
-        } else if (WifiSliceBuilder.WIFI_URI.equals(sliceUri)) {
-            return WifiSliceBuilder.getSlice(getContext());
-        } else if (ZenModeSliceBuilder.ZEN_MODE_URI.equals(sliceUri)) {
-            return ZenModeSliceBuilder.getSlice(getContext());
-        } else if (BluetoothSliceBuilder.BLUETOOTH_URI.equals(sliceUri)) {
-            return BluetoothSliceBuilder.getSlice(getContext());
-        } else if (LocationSliceBuilder.LOCATION_URI.equals(sliceUri)) {
-            return LocationSliceBuilder.getSlice(getContext());
-        }
+            // If adding a new Slice, do not directly match Slice URIs.
+            // Use {@link SlicesDatabaseAccessor}.
+            if (WifiCallingSliceHelper.WIFI_CALLING_URI.equals(sliceUri)) {
+                return FeatureFactory.getFactory(getContext())
+                        .getSlicesFeatureProvider()
+                        .getNewWifiCallingSliceHelper(getContext())
+                        .createWifiCallingSlice(sliceUri);
+            } else if (WifiSliceBuilder.WIFI_URI.equals(sliceUri)) {
+                return WifiSliceBuilder.getSlice(getContext());
+            } else if (ZenModeSliceBuilder.ZEN_MODE_URI.equals(sliceUri)) {
+                return ZenModeSliceBuilder.getSlice(getContext());
+            } else if (BluetoothSliceBuilder.BLUETOOTH_URI.equals(sliceUri)) {
+                return BluetoothSliceBuilder.getSlice(getContext());
+            } else if (LocationSliceBuilder.LOCATION_URI.equals(sliceUri)) {
+                return LocationSliceBuilder.getSlice(getContext());
+            }
 
-        SliceData cachedSliceData = mSliceWeakDataCache.get(sliceUri);
-        if (cachedSliceData == null) {
-            loadSliceInBackground(sliceUri);
-            return getSliceStub(sliceUri);
-        }
+            SliceData cachedSliceData = mSliceWeakDataCache.get(sliceUri);
+            if (cachedSliceData == null) {
+                loadSliceInBackground(sliceUri);
+                return getSliceStub(sliceUri);
+            }
 
-        // Remove the SliceData from the cache after it has been used to prevent a memory-leak.
-        if (!mSliceDataCache.containsKey(sliceUri)) {
-            mSliceWeakDataCache.remove(sliceUri);
+            // Remove the SliceData from the cache after it has been used to prevent a memory-leak.
+            if (!mSliceDataCache.containsKey(sliceUri)) {
+                mSliceWeakDataCache.remove(sliceUri);
+            }
+            return SliceBuilderUtils.buildSlice(getContext(), cachedSliceData);
+        } finally {
+            StrictMode.setThreadPolicy(oldPolicy);
         }
-        return SliceBuilderUtils.buildSlice(getContext(), cachedSliceData);
     }
 
     /**
diff --git a/src/com/android/settings/slices/SliceBroadcastReceiver.java b/src/com/android/settings/slices/SliceBroadcastReceiver.java
index 80e3e3c..d81734a 100644
--- a/src/com/android/settings/slices/SliceBroadcastReceiver.java
+++ b/src/com/android/settings/slices/SliceBroadcastReceiver.java
@@ -27,6 +27,7 @@
 
 import android.app.slice.Slice;
 import android.content.BroadcastReceiver;
+import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
@@ -106,7 +107,9 @@
 
         if (!controller.isAvailable()) {
             Log.w(TAG, "Can't update " + key + " since the setting is unavailable");
-            updateUri(context, key, isPlatformSlice);
+            if (!controller.hasAsyncUpdate()) {
+                updateUri(context, key, isPlatformSlice);
+            }
             return;
         }
 
@@ -115,7 +118,9 @@
         final TogglePreferenceController toggleController = (TogglePreferenceController) controller;
         toggleController.setChecked(isChecked);
         logSliceValueChange(context, key, isChecked ? 1 : 0);
-        updateUri(context, key, isPlatformSlice);
+        if (!controller.hasAsyncUpdate()) {
+            updateUri(context, key, isPlatformSlice);
+        }
     }
 
     private void handleSliderAction(Context context, String key, int newPosition,
@@ -151,6 +156,7 @@
 
         sliderController.setSliderPosition(newPosition);
         logSliceValueChange(context, key, newPosition);
+        updateUri(context, key, isPlatformSlice);
     }
 
     /**
@@ -173,8 +179,15 @@
     }
 
     private void updateUri(Context context, String key, boolean isPlatformDefined) {
-        final String path = SettingsSlicesContract.PATH_SETTING_ACTION + "/" + key;
-        final Uri uri = SliceBuilderUtils.getUri(path, isPlatformDefined);
+        final String authority = isPlatformDefined
+                ? SettingsSlicesContract.AUTHORITY
+                : SettingsSliceProvider.SLICE_AUTHORITY;
+        final Uri uri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(authority)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(key)
+                .build();
         context.getContentResolver().notifyChange(uri, null /* observer */);
     }
 }
diff --git a/tests/robotests/src/com/android/settings/accessibility/MagnificationGesturesPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/accessibility/MagnificationGesturesPreferenceControllerTest.java
index cd0558a..abb1cf3 100644
--- a/tests/robotests/src/com/android/settings/accessibility/MagnificationGesturesPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/accessibility/MagnificationGesturesPreferenceControllerTest.java
@@ -114,4 +114,19 @@
                 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, -1))
                 .isEqualTo(OFF);
     }
+
+    @Test
+    public void isSliceableCorrectKey_returnsTrue() {
+        final MagnificationGesturesPreferenceController controller =
+                new MagnificationGesturesPreferenceController(mContext,
+                        "screen_magnification_gestures_preference_screen");
+        assertThat(controller.isSliceable()).isTrue();
+    }
+
+    @Test
+    public void isSliceableIncorrectKey_returnsFalse() {
+        final MagnificationGesturesPreferenceController controller =
+                new MagnificationGesturesPreferenceController(mContext, "bad_key");
+        assertThat(controller.isSliceable()).isFalse();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/accessibility/MagnificationNavbarPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/accessibility/MagnificationNavbarPreferenceControllerTest.java
index bca81a2..8a401d5 100644
--- a/tests/robotests/src/com/android/settings/accessibility/MagnificationNavbarPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/accessibility/MagnificationNavbarPreferenceControllerTest.java
@@ -158,4 +158,19 @@
             sIsApplicable = applicable;
         }
     }
+
+    @Test
+    public void isSliceableCorrectKey_returnsTrue() {
+        final MagnificationNavbarPreferenceController controller =
+                new MagnificationNavbarPreferenceController(mContext,
+                        "screen_magnification_navbar_preference_screen");
+        assertThat(controller.isSliceable()).isTrue();
+    }
+
+    @Test
+    public void isSliceableIncorrectKey_returnsFalse() {
+        final MagnificationNavbarPreferenceController controller =
+                new MagnificationNavbarPreferenceController(mContext, "bad_key");
+        assertThat(controller.isSliceable()).isFalse();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/accessibility/NotificationVibrationIntensityPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/accessibility/NotificationVibrationIntensityPreferenceControllerTest.java
index 067f015..aa9efc5 100644
--- a/tests/robotests/src/com/android/settings/accessibility/NotificationVibrationIntensityPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/accessibility/NotificationVibrationIntensityPreferenceControllerTest.java
@@ -18,10 +18,12 @@
 
 import static android.provider.Settings.System.NOTIFICATION_VIBRATION_INTENSITY;
 import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.arch.lifecycle.LifecycleOwner;
 import android.content.Context;
+import android.content.res.Resources;
 import android.os.Vibrator;
 import android.provider.Settings;
 import android.support.v7.preference.Preference;
@@ -48,6 +50,7 @@
     private LifecycleOwner mLifecycleOwner;
     private Lifecycle mLifecycle;
     private Context mContext;
+    private Resources mResources;
     private NotificationVibrationIntensityPreferenceController mController;
     private Preference mPreference;
 
@@ -56,7 +59,11 @@
         MockitoAnnotations.initMocks(this);
         mLifecycleOwner = () -> mLifecycle;
         mLifecycle = new Lifecycle(mLifecycleOwner);
-        mContext = RuntimeEnvironment.application;
+        mContext = spy(RuntimeEnvironment.application);
+        mResources = spy(mContext.getResources());
+        when(mContext.getResources()).thenReturn(mResources);
+        when(mResources.getBoolean(R.bool.config_vibration_supports_multiple_intensities))
+            .thenReturn(true);
         mController = new NotificationVibrationIntensityPreferenceController(mContext) {
             @Override
             protected int getDefaultIntensity() {
@@ -68,7 +75,6 @@
         mPreference.setSummary("Test");
         when(mScreen.findPreference(mController.getPreferenceKey()))
                 .thenReturn(mPreference);
-        mController.displayPreference(mScreen);
     }
 
     @Test
@@ -80,7 +86,10 @@
     }
 
     @Test
-    public void updateState_shouldRefreshSummary() {
+    public void updateState_withMultipleIntensitySuport_shouldRefreshSummary() {
+        setSupportsMultipleIntensities(true);
+        showPreference();
+
         Settings.System.putInt(mContext.getContentResolver(),
                 NOTIFICATION_VIBRATION_INTENSITY, Vibrator.VIBRATION_INTENSITY_LOW);
         mController.updateState(mPreference);
@@ -105,4 +114,43 @@
         assertThat(mPreference.getSummary())
                 .isEqualTo(mContext.getString(R.string.accessibility_vibration_intensity_off));
     }
+
+    @Test
+    public void updateState_withoutMultipleIntensitySupport_shouldRefreshSummary() {
+        setSupportsMultipleIntensities(false);
+        showPreference();
+
+        Settings.System.putInt(mContext.getContentResolver(),
+                NOTIFICATION_VIBRATION_INTENSITY, Vibrator.VIBRATION_INTENSITY_LOW);
+        mController.updateState(mPreference);
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.switch_on_text));
+
+        Settings.System.putInt(mContext.getContentResolver(),
+                NOTIFICATION_VIBRATION_INTENSITY, Vibrator.VIBRATION_INTENSITY_HIGH);
+        mController.updateState(mPreference);
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.switch_on_text));
+
+        Settings.System.putInt(mContext.getContentResolver(),
+                NOTIFICATION_VIBRATION_INTENSITY, Vibrator.VIBRATION_INTENSITY_MEDIUM);
+        mController.updateState(mPreference);
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.switch_on_text));
+
+        Settings.System.putInt(mContext.getContentResolver(),
+                NOTIFICATION_VIBRATION_INTENSITY, Vibrator.VIBRATION_INTENSITY_OFF);
+        mController.updateState(mPreference);
+        assertThat(mPreference.getSummary())
+                .isEqualTo(mContext.getString(R.string.switch_off_text));
+    }
+
+    private void setSupportsMultipleIntensities(boolean hasSupport) {
+        when(mResources.getBoolean(R.bool.config_vibration_supports_multiple_intensities))
+            .thenReturn(hasSupport);
+    }
+
+    private void showPreference() {
+        mController.displayPreference(mScreen);
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceFragmentTest.java b/tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceFragmentTest.java
index 8550cf9..ecd2ff9 100644
--- a/tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/accessibility/VibrationPreferenceFragmentTest.java
@@ -20,16 +20,19 @@
 import static com.android.settings.accessibility.VibrationPreferenceFragment.KEY_INTENSITY_LOW;
 import static com.android.settings.accessibility.VibrationPreferenceFragment.KEY_INTENSITY_MEDIUM;
 import static com.android.settings.accessibility.VibrationPreferenceFragment.KEY_INTENSITY_OFF;
+import static com.android.settings.accessibility.VibrationPreferenceFragment.KEY_INTENSITY_ON;
 import static com.google.common.truth.Truth.assertThat;
-import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
 
 import android.app.Activity;
 import android.content.Context;
+import android.content.res.Resources;
 import android.os.UserManager;
 import android.os.Vibrator;
 import android.provider.Settings;
 
+import com.android.settings.R;
 import com.android.settings.accessibility.VibrationPreferenceFragment.VibrationIntensityCandidateInfo;
 import com.android.settings.testutils.FakeFeatureFactory;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
@@ -58,12 +61,11 @@
         INTENSITY_TO_KEY.put(Vibrator.VIBRATION_INTENSITY_HIGH, KEY_INTENSITY_HIGH);
     }
 
-    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
-    private Activity mActivity;
     @Mock
     private UserManager mUserManager;
 
     private Context mContext;
+    private Resources mResources;
     private TestVibrationPreferenceFragment mFragment;
 
     @Before
@@ -71,16 +73,18 @@
         MockitoAnnotations.initMocks(this);
         FakeFeatureFactory.setupForTest();
 
-        mContext = RuntimeEnvironment.application;
+        mContext = spy(RuntimeEnvironment.application);
+        mResources = spy(mContext.getResources());
+        when(mContext.getResources()).thenReturn(mResources);
 
         mFragment = spy(new TestVibrationPreferenceFragment());
-        doReturn(mUserManager).when(mActivity).getSystemService(Context.USER_SERVICE);
-        doReturn(mContext).when(mFragment).getContext();
-        mFragment.onAttach(mActivity);
+        when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
     }
 
     @Test
     public void changeIntensitySetting_shouldResultInCorrespondingKey() {
+        setSupportsMultipleIntensities(true);
+        mFragment.onAttach(mContext);
         for (Map.Entry<Integer, String> entry : INTENSITY_TO_KEY.entrySet()) {
             Settings.System.putInt(mContext.getContentResolver(),
                     Settings.System.HAPTIC_FEEDBACK_INTENSITY, entry.getKey());
@@ -89,12 +93,37 @@
     }
 
     @Test
+    public void changeIntensitySetting_WithoutMultipleIntensitySupport_shouldResultInOn() {
+        setSupportsMultipleIntensities(false);
+        mFragment.onAttach(mContext);
+        for (int intensity : INTENSITY_TO_KEY.keySet()) {
+            Settings.System.putInt(mContext.getContentResolver(),
+                    Settings.System.HAPTIC_FEEDBACK_INTENSITY, intensity);
+            final String expectedKey = intensity == Vibrator.VIBRATION_INTENSITY_OFF
+                    ? KEY_INTENSITY_OFF
+                    : KEY_INTENSITY_ON;
+            assertThat(mFragment.getDefaultKey()).isEqualTo(expectedKey);
+        }
+    }
+
+    @Test
     public void initialDefaultKey_shouldBeMedium() {
+        setSupportsMultipleIntensities(true);
+        mFragment.onAttach(mContext);
         assertThat(mFragment.getDefaultKey()).isEqualTo(KEY_INTENSITY_MEDIUM);
     }
 
     @Test
+    public void initialDefaultKey_WithoutMultipleIntensitySupport_shouldBeOn() {
+        setSupportsMultipleIntensities(false);
+        mFragment.onAttach(mContext);
+        assertThat(mFragment.getDefaultKey()).isEqualTo(KEY_INTENSITY_ON);
+    }
+
+    @Test
     public void candidates_shouldBeSortedByIntensity() {
+        setSupportsMultipleIntensities(true);
+        mFragment.onAttach(mContext);
         final List<? extends CandidateInfo> candidates = mFragment.getCandidates();
         assertThat(candidates.size()).isEqualTo(INTENSITY_TO_KEY.size());
         VibrationIntensityCandidateInfo prevCandidate =
@@ -106,6 +135,11 @@
         }
     }
 
+    private void setSupportsMultipleIntensities(boolean hasSupport) {
+        when(mResources.getBoolean(R.bool.config_vibration_supports_multiple_intensities))
+            .thenReturn(hasSupport);
+    }
+
     private class TestVibrationPreferenceFragment extends VibrationPreferenceFragment {
         @Override
         protected int getPreferenceScreenResId() {
@@ -129,5 +163,10 @@
         protected int getDefaultVibrationIntensity() {
             return Vibrator.VIBRATION_INTENSITY_MEDIUM;
         }
+
+        @Override
+        public Context getContext() {
+            return mContext;
+        }
     }
 }
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
index ceea81e..ce55802 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
@@ -55,7 +55,8 @@
 
         mContext = spy(RuntimeEnvironment.application);
         mContentResolver = mContext.getContentResolver();
-        mNfcController = new NfcPreferenceController(mContext);
+        mNfcController = new NfcPreferenceController(mContext,
+                NfcPreferenceController.KEY_TOGGLE_NFC);
         mShadowNfcAdapter = shadowOf(ShadowNfcAdapter.getNfcAdapter(mContext));
     }
 
diff --git a/tests/robotests/src/com/android/settings/core/BasePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/core/BasePreferenceControllerTest.java
index eec4e37..ad2dabb 100644
--- a/tests/robotests/src/com/android/settings/core/BasePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/core/BasePreferenceControllerTest.java
@@ -135,6 +135,11 @@
     }
 
     @Test
+    public void hasAsyncUpdate_shouldReturnFalse() {
+        assertThat(mPreferenceController.hasAsyncUpdate()).isFalse();
+    }
+
+    @Test
     public void settingAvailable_disabledOnDisplayPreference_preferenceEnabled() {
         final PreferenceScreen screen = mock(PreferenceScreen.class);
         final Preference preference = new Preference(mContext);
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
index 717ba83..b1e9f51 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/SmartBatteryPreferenceControllerTest.java
@@ -115,4 +115,11 @@
         return Settings.Global.getInt(mContentResolver,
                 Settings.Global.ADAPTIVE_BATTERY_MANAGEMENT_ENABLED, ON);
     }
+
+    @Test
+    public void isSliceableCorrectKey_returnsTrue() {
+        final SmartBatteryPreferenceController controller =
+                new SmartBatteryPreferenceController(mContext);
+        assertThat(controller.isSliceable()).isTrue();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
index df5bb64..8232afe 100644
--- a/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
@@ -72,7 +72,8 @@
                 UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId())).thenReturn(false);
         when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
 
-        mAndroidBeamController = new AndroidBeamPreferenceController(mContext);
+        mAndroidBeamController = new AndroidBeamPreferenceController(mContext,
+                AndroidBeamPreferenceController.KEY_ANDROID_BEAM_SETTINGS);
         mAndroidBeamPreference = new RestrictedPreference(RuntimeEnvironment.application);
         when(mScreen.findPreference(mAndroidBeamController.getPreferenceKey())).thenReturn(
                 mAndroidBeamPreference);
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcAirplaneModeObserverTest.java b/tests/robotests/src/com/android/settings/nfc/NfcAirplaneModeObserverTest.java
new file mode 100644
index 0000000..b6d28d1
--- /dev/null
+++ b/tests/robotests/src/com/android/settings/nfc/NfcAirplaneModeObserverTest.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2018 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.nfc;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.nfc.NfcAdapter;
+import android.provider.Settings;
+import android.support.v7.preference.Preference;
+import android.support.v14.preference.SwitchPreference;
+
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowApplication;
+import org.robolectric.util.ReflectionHelpers;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(shadows = {ShadowNfcAdapter.class})
+public class NfcAirplaneModeObserverTest {
+
+    Context mContext;
+    private NfcAdapter mNfcAdapter;
+    private SwitchPreference mNfcPreference;
+    private NfcAirplaneModeObserver mNfcAirplaneModeObserver;
+
+    @Before
+    public void setUp() {
+        mContext = ShadowApplication.getInstance().getApplicationContext();
+        mNfcAdapter = NfcAdapter.getDefaultAdapter(mContext);
+
+        mNfcPreference = new SwitchPreference(RuntimeEnvironment.application);
+
+        mNfcAirplaneModeObserver = new NfcAirplaneModeObserver(mContext, mNfcAdapter,
+                (Preference) mNfcPreference);
+    }
+
+    @Test
+    public void NfcAirplaneModeObserver_airplaneOn_shouldDisableNfc() {
+        ReflectionHelpers.setField(mNfcAirplaneModeObserver,
+                "mAirplaneMode", 0);
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, 1);
+
+        mNfcAirplaneModeObserver.onChange(false,
+                NfcAirplaneModeObserver.AIRPLANE_MODE_URI);
+
+        assertThat(mNfcAdapter.isEnabled()).isFalse();
+        assertThat(mNfcPreference.isEnabled()).isFalse();
+    }
+
+    @Test
+    public void NfcAirplaneModeObserver_airplaneOff_shouldEnableNfc() {
+        ReflectionHelpers.setField(mNfcAirplaneModeObserver,
+                "mAirplaneMode", 1);
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, 0);
+
+        mNfcAirplaneModeObserver.onChange(false,
+                NfcAirplaneModeObserver.AIRPLANE_MODE_URI);
+
+        assertThat(mNfcAdapter.isEnabled()).isTrue();
+        assertThat(mNfcPreference.isEnabled()).isTrue();
+    }
+}
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
index 802e199..008d158 100644
--- a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
@@ -19,6 +19,7 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
@@ -26,8 +27,8 @@
 import android.nfc.NfcManager;
 import android.os.UserManager;
 import android.provider.Settings;
-import android.support.v14.preference.SwitchPreference;
 import android.support.v7.preference.PreferenceScreen;
+import android.support.v14.preference.SwitchPreference;
 
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
 
@@ -68,8 +69,10 @@
         when(mContext.getSystemService(Context.NFC_SERVICE)).thenReturn(mManager);
         when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
 
-        mNfcController = new NfcPreferenceController(mContext);
+        mNfcController = new NfcPreferenceController(mContext,
+                NfcPreferenceController.KEY_TOGGLE_NFC);
         mNfcPreference = new SwitchPreference(RuntimeEnvironment.application);
+
         when(mScreen.findPreference(mNfcController.getPreferenceKey())).thenReturn(mNfcPreference);
 
         Settings.Global.putString(mContext.getContentResolver(),
@@ -83,15 +86,17 @@
     }
 
     @Test
-    public void isAvailable_hasNfc_shouldReturnTrue() {
+    public void getAvailabilityStatus_hasNfc_shouldReturnAvailable() {
         when(mNfcAdapter.isEnabled()).thenReturn(true);
-        assertThat(mNfcController.isAvailable()).isTrue();
+        assertThat(mNfcController.getAvailabilityStatus())
+                .isEqualTo(NfcPreferenceController.AVAILABLE);
     }
 
     @Test
-    public void isAvailable_noNfcAdapter_shouldReturnFalse() {
+    public void getAvailabilityStatus_noNfcAdapter_shouldReturnDisabledUnsupported() {
         ReflectionHelpers.setField(mNfcController, "mNfcAdapter", null);
-        assertThat(mNfcController.isAvailable()).isFalse();
+        assertThat(mNfcController.getAvailabilityStatus())
+                .isEqualTo(NfcPreferenceController.UNSUPPORTED_ON_DEVICE);
     }
 
     @Test
@@ -157,4 +162,46 @@
 
         assertThat(keys).hasSize(1);
     }
+    @Test
+    public void setChecked_True_nfcShouldEnable() {
+        mNfcController.setChecked(true);
+        mNfcController.onResume();
+
+        verify(mNfcAdapter).enable();
+    }
+
+    @Test
+    public void setChecked_False_nfcShouldDisable() {
+        mNfcController.setChecked(false);
+        mNfcController.onResume();
+
+        verify(mNfcAdapter).disable();
+    }
+
+    @Test
+    public void hasAsyncUpdate_shouldReturnTrue() {
+        assertThat(mNfcController.hasAsyncUpdate()).isTrue();
+    }
+
+    @Test
+    public void isToggleableInAirplaneMode_containNfc_shouldReturnTrue() {
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS,
+                Settings.Global.RADIO_NFC);
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, 1);
+
+        assertThat(NfcPreferenceController.isToggleableInAirplaneMode(mContext)).isTrue();
+    }
+
+    @Test
+    public void isToggleableInAirplaneMode_withoutNfc_shouldReturnFalse() {
+        Settings.Global.putString(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS,
+                "null");
+        Settings.Global.putInt(mContext.getContentResolver(),
+                Settings.Global.AIRPLANE_MODE_ON, 1);
+
+        assertThat(NfcPreferenceController.isToggleableInAirplaneMode(mContext)).isFalse();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/notification/AlarmVolumePreferenceControllerTest.java b/tests/robotests/src/com/android/settings/notification/AlarmVolumePreferenceControllerTest.java
index 6e8476c..4f48b77 100644
--- a/tests/robotests/src/com/android/settings/notification/AlarmVolumePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/notification/AlarmVolumePreferenceControllerTest.java
@@ -73,4 +73,9 @@
     public void getAudioStream_shouldReturnAlarm() {
         assertThat(mController.getAudioStream()).isEqualTo(AudioManager.STREAM_ALARM);
     }
+
+    @Test
+    public void isSliceableCorrectKey_returnsTrue() {
+        assertThat(mController.isSliceable()).isTrue();
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/search/DeviceIndexUpdateJobServiceTest.java b/tests/robotests/src/com/android/settings/search/DeviceIndexUpdateJobServiceTest.java
index b5de973..1c02b99 100644
--- a/tests/robotests/src/com/android/settings/search/DeviceIndexUpdateJobServiceTest.java
+++ b/tests/robotests/src/com/android/settings/search/DeviceIndexUpdateJobServiceTest.java
@@ -45,7 +45,7 @@
 import java.util.List;
 
 import androidx.slice.Slice;
-import androidx.slice.SliceManager;
+import androidx.slice.SliceViewManager;
 import androidx.slice.SliceMetadata;
 
 @RunWith(SettingsRobolectricTestRunner.class)
@@ -57,17 +57,17 @@
 
     private Activity mActivity;
     private DeviceIndexUpdateJobService mJob;
-    private SliceManager mSliceManager;
+    private SliceViewManager mSliceManager;
 
     @Before
     public void setup() {
         FakeFeatureFactory.setupForTest();
         mActivity = spy(Robolectric.buildActivity(Activity.class).create().visible().get());
         mJob = spy(new DeviceIndexUpdateJobService());
-        mSliceManager = mock(SliceManager.class);
+        mSliceManager = mock(SliceViewManager.class);
 
         doReturn(mActivity.getPackageName()).when(mJob).getPackageName();
-        doReturn(mSliceManager).when(mJob).getSliceManager();
+        doReturn(mSliceManager).when(mJob).getSliceViewManager();
         doNothing().when(mJob).jobFinished(null, false);
     }
 
@@ -144,4 +144,4 @@
         when(mSliceManager.getSliceDescendants(BASE_URI)).thenReturn(mUris);
     }
 
-}
\ No newline at end of file
+}
diff --git a/tests/robotests/src/com/android/settings/slices/SettingsSliceProviderTest.java b/tests/robotests/src/com/android/settings/slices/SettingsSliceProviderTest.java
index df960d8..21bef61 100644
--- a/tests/robotests/src/com/android/settings/slices/SettingsSliceProviderTest.java
+++ b/tests/robotests/src/com/android/settings/slices/SettingsSliceProviderTest.java
@@ -18,9 +18,7 @@
 package com.android.settings.slices;
 
 import static android.content.ContentResolver.SCHEME_CONTENT;
-
 import static com.google.common.truth.Truth.assertThat;
-
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
@@ -38,19 +36,24 @@
 import android.provider.SettingsSlicesContract;
 import android.util.ArraySet;
 
-import com.android.settings.location.LocationSliceBuilder;
-import com.android.settings.wifi.WifiSliceBuilder;
 import com.android.settings.bluetooth.BluetoothSliceBuilder;
+import com.android.settings.location.LocationSliceBuilder;
 import com.android.settings.notification.ZenModeSliceBuilder;
 import com.android.settings.testutils.DatabaseTestUtils;
 import com.android.settings.testutils.FakeToggleController;
 import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settings.testutils.shadow.ShadowThreadUtils;
+import com.android.settings.wifi.WifiSliceBuilder;
 
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.annotation.Implementation;
+import org.robolectric.annotation.Implements;
+import org.robolectric.annotation.Resetter;
 
 import java.util.Arrays;
 import java.util.Collection;
@@ -66,6 +69,7 @@
  * TODO Investigate using ShadowContentResolver.registerProviderInternal(String, ContentProvider)
  */
 @RunWith(SettingsRobolectricTestRunner.class)
+@Config(shadows = ShadowThreadUtils.class)
 public class SettingsSliceProviderTest {
 
     private static final String KEY = "KEY";
@@ -98,6 +102,7 @@
     public void setUp() {
         mContext = spy(RuntimeEnvironment.application);
         mProvider = spy(new SettingsSliceProvider());
+        ShadowStrictMode.reset();
         mProvider.mSliceWeakDataCache = new HashMap<>();
         mProvider.mSliceDataCache = new HashMap<>();
         mProvider.mSlicesDatabaseAccessor = new SlicesDatabaseAccessor(mContext);
@@ -112,6 +117,7 @@
 
     @After
     public void cleanUp() {
+        ShadowThreadUtils.reset();
         DatabaseTestUtils.clearDb(mContext);
     }
 
@@ -184,7 +190,8 @@
     }
 
     @Test
-    public void onBindSlice_shouldNotOverrideStrictMode() {
+    public void onBindSlice_mainThread_shouldNotOverrideStrictMode() {
+        ShadowThreadUtils.setIsMainThread(true);
         final StrictMode.ThreadPolicy oldThreadPolicy = StrictMode.getThreadPolicy();
         SliceData data = getDummyData();
         mProvider.mSliceWeakDataCache.put(data.getUri(), data);
@@ -196,6 +203,18 @@
     }
 
     @Test
+    @Config(shadows = ShadowStrictMode.class)
+    public void onBindSlice_backgroundThread_shouldOverrideStrictMode() {
+        ShadowThreadUtils.setIsMainThread(false);
+
+        SliceData data = getDummyData();
+        mProvider.mSliceWeakDataCache.put(data.getUri(), data);
+        mProvider.onBindSlice(data.getUri());
+
+        assertThat(ShadowStrictMode.isThreadPolicyOverridden()).isTrue();
+    }
+
+    @Test
     public void onBindSlice_requestsBlockedSlice_retunsNull() {
         final String blockedKey = "blocked_key";
         final Set<String> blockedSet = new ArraySet<>();
@@ -456,7 +475,7 @@
         mDb.replaceOrThrow(SlicesDatabaseHelper.Tables.TABLE_SLICES_INDEX, null, values);
     }
 
-    private SliceData getDummyData() {
+    private static SliceData getDummyData() {
         return new SliceData.Builder()
                 .setKey(KEY)
                 .setTitle(TITLE)
@@ -468,4 +487,24 @@
                 .setPreferenceControllerClassName(PREF_CONTROLLER)
                 .build();
     }
+
+    @Implements(value = StrictMode.class, inheritImplementationMethods = true)
+    public static class ShadowStrictMode {
+
+        private static int sSetThreadPolicyCount;
+
+        @Resetter
+        public static void reset() {
+            sSetThreadPolicyCount = 0;
+        }
+
+        @Implementation
+        public static void setThreadPolicy(final StrictMode.ThreadPolicy policy) {
+            sSetThreadPolicyCount++;
+        }
+
+        public static boolean isThreadPolicyOverridden() {
+            return sSetThreadPolicyCount != 0;
+        }
+    }
 }
\ No newline at end of file
diff --git a/tests/robotests/src/com/android/settings/slices/SliceBroadcastReceiverTest.java b/tests/robotests/src/com/android/settings/slices/SliceBroadcastReceiverTest.java
index f03f88e..25f0d0c 100644
--- a/tests/robotests/src/com/android/settings/slices/SliceBroadcastReceiverTest.java
+++ b/tests/robotests/src/com/android/settings/slices/SliceBroadcastReceiverTest.java
@@ -23,6 +23,7 @@
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 
@@ -95,8 +96,16 @@
     @Test
     public void onReceive_toggleChanged() {
         final String key = "key";
+        final Uri uri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(key)
+                .build();
         mSearchFeatureProvider.getSearchIndexableResources().getProviderValues().clear();
         insertSpecialCase(key);
+        final ContentResolver resolver = mock(ContentResolver.class);
+        doReturn(resolver).when(mContext).getContentResolver();
         // Turn on toggle setting
         FakeToggleController fakeToggleController = new FakeToggleController(mContext, key);
         fakeToggleController.setChecked(true);
@@ -120,14 +129,77 @@
         assertThat(namePair.first).isEqualTo(MetricsEvent.FIELD_SETTINGS_PREFERENCE_CHANGE_NAME);
         assertThat(namePair.second).isEqualTo(fakeToggleController.getPreferenceKey());
 
+        verify(resolver).notifyChange(uri, null);
         assertThat(valuePair.first)
                 .isEqualTo(MetricsEvent.FIELD_SETTINGS_PREFERENCE_CHANGE_INT_VALUE);
         assertThat(valuePair.second).isEqualTo(0);
     }
 
     @Test
+    public void toggleUpdate_synchronously_notifyChange_should_be_called() {
+        // Monitor the ContentResolver
+        final ContentResolver resolver = spy(mContext.getContentResolver());
+        doReturn(resolver).when(mContext).getContentResolver();
+
+        final String key = "key";
+        mSearchFeatureProvider.getSearchIndexableResources().getProviderValues().clear();
+        insertSpecialCase(key);
+
+        FakeToggleController fakeToggleController = new FakeToggleController(mContext, key);
+        fakeToggleController.setChecked(true);
+        // Set the toggle setting update synchronously.
+        fakeToggleController.setAsyncUpdate(false);
+        Intent intent = new Intent(SettingsSliceProvider.ACTION_TOGGLE_CHANGED);
+        intent.putExtra(SettingsSliceProvider.EXTRA_SLICE_KEY, key);
+
+        assertThat(fakeToggleController.isChecked()).isTrue();
+
+        // Toggle setting
+        mReceiver.onReceive(mContext, intent);
+
+        assertThat(fakeToggleController.isChecked()).isFalse();
+
+        final Uri expectedUri = SliceBuilderUtils.getUri(
+                SettingsSlicesContract.PATH_SETTING_ACTION + "/" + key, false);
+        verify(resolver).notifyChange(eq(expectedUri), eq(null));
+    }
+
+    @Test
+    public void toggleUpdate_asynchronously_notifyChange_should_not_be_called() {
+        // Monitor the ContentResolver
+        final ContentResolver resolver = spy(mContext.getContentResolver());
+        doReturn(resolver).when(mContext).getContentResolver();
+
+        final String key = "key";
+        mSearchFeatureProvider.getSearchIndexableResources().getProviderValues().clear();
+        insertSpecialCase(key);
+
+        FakeToggleController fakeToggleController = new FakeToggleController(mContext, key);
+        fakeToggleController.setChecked(true);
+        // Set the toggle setting update asynchronously.
+        fakeToggleController.setAsyncUpdate(true);
+        Intent intent = new Intent(SettingsSliceProvider.ACTION_TOGGLE_CHANGED);
+        intent.putExtra(SettingsSliceProvider.EXTRA_SLICE_KEY, key);
+
+        assertThat(fakeToggleController.isChecked()).isTrue();
+
+        // Toggle setting
+        mReceiver.onReceive(mContext, intent);
+
+        verify(resolver, never()).notifyChange(null, null);
+    }
+
+    @Test
     public void onReceive_sliderChanged() {
         final String key = "key";
+        final Uri uri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(key)
+                .build();
+        final ContentResolver resolver = mock(ContentResolver.class);
+        doReturn(resolver).when(mContext).getContentResolver();
         final int position = FakeSliderController.MAX_STEPS - 1;
         final int oldPosition = FakeSliderController.MAX_STEPS;
         mSearchFeatureProvider.getSearchIndexableResources().getProviderValues().clear();
@@ -158,6 +230,7 @@
         assertThat(namePair.first).isEqualTo(MetricsEvent.FIELD_SETTINGS_PREFERENCE_CHANGE_NAME);
         assertThat(namePair.second).isEqualTo(key);
 
+        verify(resolver).notifyChange(uri, null);
         assertThat(valuePair.first)
                 .isEqualTo(MetricsEvent.FIELD_SETTINGS_PREFERENCE_CHANGE_INT_VALUE);
         assertThat(valuePair.second).isEqualTo(position);
@@ -231,8 +304,12 @@
 
         // Check the value is the same and the Uri has been notified.
         assertThat(fakeToggleController.isChecked()).isTrue();
-        final Uri expectedUri = SliceBuilderUtils.getUri(
-                SettingsSlicesContract.PATH_SETTING_ACTION + "/" + key, false);
+        final Uri expectedUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(key)
+                .build();
         verify(resolver).notifyChange(eq(expectedUri), eq(null));
     }
 
@@ -268,8 +345,12 @@
 
         // Check position is the same and the Uri has been notified.
         assertThat(fakeSliderController.getSliderPosition()).isEqualTo(oldPosition);
-        final Uri expectedUri = SliceBuilderUtils.getUri(
-                SettingsSlicesContract.PATH_SETTING_ACTION + "/" + key, false);
+        final Uri expectedUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(key)
+                .build();
         verify(resolver).notifyChange(eq(expectedUri), eq(null));
     }
 
diff --git a/tests/robotests/src/com/android/settings/testutils/FakeToggleController.java b/tests/robotests/src/com/android/settings/testutils/FakeToggleController.java
index 680a04d..8e408f0 100644
--- a/tests/robotests/src/com/android/settings/testutils/FakeToggleController.java
+++ b/tests/robotests/src/com/android/settings/testutils/FakeToggleController.java
@@ -36,6 +36,8 @@
     private final int ON = 1;
     private final int OFF = 0;
 
+    private boolean mIsAsyncUpdate = false;
+
     public FakeToggleController(Context context, String preferenceKey) {
         super(context, preferenceKey);
     }
@@ -67,4 +69,13 @@
     public boolean isSliceable() {
         return true;
     }
+
+    @Override
+    public boolean hasAsyncUpdate() {
+        return mIsAsyncUpdate;
+    }
+
+    public void setAsyncUpdate(boolean isAsyncUpdate) {
+        mIsAsyncUpdate = isAsyncUpdate;
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
index e4421ee..07c8e54 100644
--- a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
+++ b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
@@ -33,6 +33,7 @@
 @Implements(NfcAdapter.class)
 public class ShadowNfcAdapter {
     private static boolean sReaderModeEnabled;
+    private boolean mIsNfcEnabled = false;
 
     @Implementation
     public void enableReaderMode(Activity activity, NfcAdapter.ReaderCallback callback, int flags,
@@ -46,6 +47,23 @@
                 NfcAdapter.class, ClassParameter.from(Context.class, context));
     }
 
+    @Implementation
+    public boolean isEnabled() {
+        return mIsNfcEnabled;
+    }
+
+    @Implementation
+    public boolean enable() {
+        mIsNfcEnabled = true;
+        return true;
+    }
+
+    @Implementation
+    public boolean disable() {
+        mIsNfcEnabled = false;
+        return true;
+    }
+
     public static boolean isReaderModeEnabled() {
         return sReaderModeEnabled;
     }
diff --git a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
index 6b0411e..9513098 100644
--- a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
+++ b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowThreadUtils.java
@@ -20,10 +20,18 @@
 
 import org.robolectric.annotation.Implementation;
 import org.robolectric.annotation.Implements;
+import org.robolectric.annotation.Resetter;
 
 @Implements(ThreadUtils.class)
 public class ShadowThreadUtils {
 
+    private static boolean sIsMainThread = true;
+
+    @Resetter
+    public static void reset() {
+        sIsMainThread = true;
+    }
+
     @Implementation
     public static void postOnBackgroundThread(Runnable runnable) {
         runnable.run();
@@ -33,4 +41,14 @@
     public static void postOnMainThread(Runnable runnable) {
         runnable.run();
     }
+
+    @Implementation
+    public static boolean isMainThread() {
+        return sIsMainThread;
+    }
+
+    public static void setIsMainThread(boolean isMainThread) {
+        sIsMainThread = isMainThread;
+    }
+
 }