diff --git a/packages/SettingsLib/src/com/android/settingslib/applications/InterestingConfigChanges.java b/packages/SettingsLib/src/com/android/settingslib/applications/InterestingConfigChanges.java
index d34dd89..d4623d6 100644
--- a/packages/SettingsLib/src/com/android/settingslib/applications/InterestingConfigChanges.java
+++ b/packages/SettingsLib/src/com/android/settingslib/applications/InterestingConfigChanges.java
@@ -22,13 +22,22 @@
 
 public class InterestingConfigChanges {
     private final Configuration mLastConfiguration = new Configuration();
+    private final int mFlags;
     private int mLastDensity;
 
+    public InterestingConfigChanges() {
+        this(0);
+    }
+
+    public InterestingConfigChanges(int extraFlags) {
+        mFlags = extraFlags | ActivityInfo.CONFIG_LOCALE
+                | ActivityInfo.CONFIG_UI_MODE | ActivityInfo.CONFIG_SCREEN_LAYOUT;
+    }
+
     public boolean applyNewConfig(Resources res) {
         int configChanges = mLastConfiguration.updateFrom(res.getConfiguration());
         boolean densityChanged = mLastDensity != res.getDisplayMetrics().densityDpi;
-        if (densityChanged || (configChanges&(ActivityInfo.CONFIG_LOCALE
-                |ActivityInfo.CONFIG_UI_MODE|ActivityInfo.CONFIG_SCREEN_LAYOUT)) != 0) {
+        if (densityChanged || (configChanges & (mFlags)) != 0) {
             mLastDensity = res.getDisplayMetrics().densityDpi;
             return true;
         }
diff --git a/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QS.java b/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QS.java
index a9874fc..e21a282 100644
--- a/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QS.java
+++ b/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QS.java
@@ -37,7 +37,7 @@
 
     // This should be incremented any time this class or ActivityStarter or BaseStatusBarHeader
     // change in incompatible ways.
-    public static final int VERSION = 4;
+    public static final int VERSION = 5;
 
     String TAG = "QS";
 
@@ -105,24 +105,8 @@
         public abstract void setExpansion(float headerExpansionFraction);
         public abstract void setListening(boolean listening);
         public abstract void updateEverything();
-        public abstract void setActivityStarter(ActivityStarter activityStarter);
         public abstract void setCallback(Callback qsPanelCallback);
         public abstract View getExpandView();
     }
 
-    /**
-     * An interface to start activities. This is used to as a callback from the views to
-     * {@link PhoneStatusBar} to allow custom handling for starting the activity, i.e. dismissing the
-     * Keyguard.
-     */
-    public static interface ActivityStarter {
-
-        void startPendingIntentDismissingKeyguard(PendingIntent intent);
-        void startActivity(Intent intent, boolean dismissShade);
-        void startActivity(Intent intent, boolean dismissShade, Callback callback);
-
-        interface Callback {
-            void onActivityStarted(int resultCode);
-        }
-    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/ActivityStarter.java b/packages/SystemUI/src/com/android/systemui/ActivityStarter.java
new file mode 100644
index 0000000..a4d8a10
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/ActivityStarter.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import android.app.PendingIntent;
+import android.content.Intent;
+
+/**
+ * An interface to start activities. This is used as a callback from the views to
+ * {@link PhoneStatusBar} to allow custom handling for starting the activity, i.e. dismissing the
+ * Keyguard.
+ */
+public interface ActivityStarter {
+
+    void startPendingIntentDismissingKeyguard(PendingIntent intent);
+    void startActivity(Intent intent, boolean dismissShade);
+    void startActivity(Intent intent, boolean onlyProvisioned, boolean dismissShade);
+    void startActivity(Intent intent, boolean dismissShade, Callback callback);
+    void postStartActivityDismissingKeyguard(Intent intent, int delay);
+    void postStartActivityDismissingKeyguard(PendingIntent intent);
+    void postQSRunnableDismissingKeyguard(Runnable runnable);
+
+    interface Callback {
+        void onActivityStarted(int resultCode);
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/ActivityStarterDelegate.java b/packages/SystemUI/src/com/android/systemui/ActivityStarterDelegate.java
new file mode 100644
index 0000000..4ae81a7
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/ActivityStarterDelegate.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import android.app.PendingIntent;
+import android.content.Intent;
+
+/**
+ * Single common instance of ActivityStarter that can be gotten and referenced from anywhere, but
+ * delegates to an actual implementation such as PhoneStatusBar, assuming it exists.
+ */
+public class ActivityStarterDelegate implements ActivityStarter {
+
+    private ActivityStarter mActualStarter;
+
+    @Override
+    public void startPendingIntentDismissingKeyguard(PendingIntent intent) {
+        if (mActualStarter == null) return;
+        mActualStarter.startPendingIntentDismissingKeyguard(intent);
+    }
+
+    @Override
+    public void startActivity(Intent intent, boolean dismissShade) {
+        if (mActualStarter == null) return;
+        mActualStarter.startActivity(intent, dismissShade);
+    }
+
+    @Override
+    public void startActivity(Intent intent, boolean onlyProvisioned, boolean dismissShade) {
+        if (mActualStarter == null) return;
+        mActualStarter.startActivity(intent, onlyProvisioned, dismissShade);
+    }
+
+    @Override
+    public void startActivity(Intent intent, boolean dismissShade, Callback callback) {
+        if (mActualStarter == null) return;
+        mActualStarter.startActivity(intent, dismissShade, callback);
+    }
+
+    @Override
+    public void postStartActivityDismissingKeyguard(Intent intent, int delay) {
+        if (mActualStarter == null) return;
+        mActualStarter.postStartActivityDismissingKeyguard(intent, delay);
+    }
+
+    @Override
+    public void postStartActivityDismissingKeyguard(PendingIntent intent) {
+        if (mActualStarter == null) return;
+        mActualStarter.postStartActivityDismissingKeyguard(intent);
+    }
+
+    @Override
+    public void postQSRunnableDismissingKeyguard(Runnable runnable) {
+        if (mActualStarter == null) return;
+        mActualStarter.postQSRunnableDismissingKeyguard(runnable);
+    }
+
+    public void setActivityStarterImpl(ActivityStarter starter) {
+        mActualStarter = starter;
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java b/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
index 030250a..b30b596 100644
--- a/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
+++ b/packages/SystemUI/src/com/android/systemui/BatteryMeterView.java
@@ -72,6 +72,10 @@
     @Override
     public void onAttachedToWindow() {
         super.onAttachedToWindow();
+        mBatteryController = Dependency.get(BatteryController.class);
+        mDrawable.setBatteryController(mBatteryController);
+        mBatteryController.addCallback(this);
+        mDrawable.startListening();
         TunerService.get(getContext()).addTunable(this, StatusBarIconController.ICON_BLACKLIST);
     }
 
@@ -95,13 +99,6 @@
 
     }
 
-    public void setBatteryController(BatteryController mBatteryController) {
-        this.mBatteryController = mBatteryController;
-        mDrawable.setBatteryController(mBatteryController);
-        mBatteryController.addCallback(this);
-        mDrawable.startListening();
-    }
-
     public void setDarkIntensity(float f) {
         mDrawable.setDarkIntensity(f);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/ConfigurationChangedReceiver.java b/packages/SystemUI/src/com/android/systemui/ConfigurationChangedReceiver.java
new file mode 100644
index 0000000..4fba640
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/ConfigurationChangedReceiver.java
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import android.content.res.Configuration;
+
+public interface ConfigurationChangedReceiver {
+    void onConfigurationChanged(Configuration newConfiguration);
+}
diff --git a/packages/SystemUI/src/com/android/systemui/Dependency.java b/packages/SystemUI/src/com/android/systemui/Dependency.java
new file mode 100644
index 0000000..135b129
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/Dependency.java
@@ -0,0 +1,230 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import android.content.res.Configuration;
+import android.os.Handler;
+import android.os.HandlerThread;
+import android.os.Looper;
+import android.os.Process;
+import android.util.ArrayMap;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.systemui.assist.AssistManager;
+import com.android.systemui.statusbar.phone.ManagedProfileController;
+import com.android.systemui.statusbar.phone.ManagedProfileControllerImpl;
+import com.android.systemui.statusbar.policy.AccessibilityController;
+import com.android.systemui.statusbar.policy.BatteryController;
+import com.android.systemui.statusbar.policy.BatteryControllerImpl;
+import com.android.systemui.statusbar.policy.BluetoothController;
+import com.android.systemui.statusbar.policy.BluetoothControllerImpl;
+import com.android.systemui.statusbar.policy.CastController;
+import com.android.systemui.statusbar.policy.CastControllerImpl;
+import com.android.systemui.statusbar.policy.DataSaverController;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController;
+import com.android.systemui.statusbar.policy.DeviceProvisionedControllerImpl;
+import com.android.systemui.statusbar.policy.FlashlightController;
+import com.android.systemui.statusbar.policy.FlashlightControllerImpl;
+import com.android.systemui.statusbar.policy.HotspotController;
+import com.android.systemui.statusbar.policy.HotspotControllerImpl;
+import com.android.systemui.statusbar.policy.KeyguardMonitor;
+import com.android.systemui.statusbar.policy.KeyguardMonitorImpl;
+import com.android.systemui.statusbar.policy.LocationController;
+import com.android.systemui.statusbar.policy.LocationControllerImpl;
+import com.android.systemui.statusbar.policy.NetworkController;
+import com.android.systemui.statusbar.policy.NetworkControllerImpl;
+import com.android.systemui.statusbar.policy.NextAlarmController;
+import com.android.systemui.statusbar.policy.NextAlarmControllerImpl;
+import com.android.systemui.statusbar.policy.RotationLockController;
+import com.android.systemui.statusbar.policy.RotationLockControllerImpl;
+import com.android.systemui.statusbar.policy.SecurityController;
+import com.android.systemui.statusbar.policy.SecurityControllerImpl;
+import com.android.systemui.statusbar.policy.UserInfoController;
+import com.android.systemui.statusbar.policy.UserInfoControllerImpl;
+import com.android.systemui.statusbar.policy.UserSwitcherController;
+import com.android.systemui.statusbar.policy.ZenModeController;
+import com.android.systemui.statusbar.policy.ZenModeControllerImpl;
+
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
+/**
+ * Class to handle ugly dependencies throughout sysui until we determine the
+ * long-term dependency injection solution.
+ *
+ * Classes added here should be things that are expected to live the lifetime of sysui,
+ * and are generally applicable to many parts of sysui. They will be lazily
+ * initialized to ensure they aren't created on form factors that don't need them
+ * (e.g. HotspotController on TV). Despite being lazily initialized, it is expected
+ * that all dependencies will be gotten during sysui startup, and not during runtime
+ * to avoid jank.
+ *
+ * All classes used here are expected to manage their own lifecycle, meaning if
+ * they have no clients they should not have any registered resources like bound
+ * services, registered receivers, etc.
+ */
+public class Dependency extends SystemUI {
+
+    /**
+     * Key for getting a background Looper for background work.
+     */
+    public static final String BG_LOOPER = "background_loooper";
+    /**
+     * Key for getting a Handler for receiving time tick broadcasts on.
+     */
+    public static final String TIME_TICK_HANDLER = "time_tick_handler";
+    /**
+     * Generic handler on the main thread.
+     */
+    public static final String MAIN_HANDLER = "main_handler";
+
+    private final ArrayMap<String, Object> mDependencies = new ArrayMap<>();
+    private final ArrayMap<String, DependencyProvider> mProviders = new ArrayMap<>();
+
+    @Override
+    public void start() {
+        sDependency = this;
+        // TODO: Think about ways to push these creation rules out of Dependency to cut down
+        // on imports.
+        mProviders.put(TIME_TICK_HANDLER, () -> {
+            HandlerThread thread = new HandlerThread("TimeTick");
+            thread.start();
+            return new Handler(thread.getLooper());
+        });
+        mProviders.put(BG_LOOPER, () -> {
+            HandlerThread thread = new HandlerThread("SysUiBg",
+                    Process.THREAD_PRIORITY_BACKGROUND);
+            thread.start();
+            return thread.getLooper();
+        });
+        mProviders.put(MAIN_HANDLER, () -> new Handler(Looper.getMainLooper()));
+        mProviders.put(ActivityStarter.class.getName(), () -> new ActivityStarterDelegate());
+        mProviders.put(ActivityStarterDelegate.class.getName(), () ->
+                getDependency(ActivityStarter.class));
+
+        mProviders.put(BluetoothController.class.getName(), () ->
+                new BluetoothControllerImpl(mContext, getDependency(BG_LOOPER)));
+
+        mProviders.put(LocationController.class.getName(), () ->
+                new LocationControllerImpl(mContext, getDependency(BG_LOOPER)));
+
+        mProviders.put(RotationLockController.class.getName(), () ->
+                new RotationLockControllerImpl(mContext));
+
+        mProviders.put(NetworkController.class.getName(), () ->
+                new NetworkControllerImpl(mContext, getDependency(BG_LOOPER),
+                        getDependency(DeviceProvisionedController.class)));
+
+        mProviders.put(ZenModeController.class.getName(), () ->
+                new ZenModeControllerImpl(mContext, getDependency(MAIN_HANDLER)));
+
+        mProviders.put(HotspotController.class.getName(), () ->
+                new HotspotControllerImpl(mContext));
+
+        mProviders.put(CastController.class.getName(), () ->
+                new CastControllerImpl(mContext));
+
+        mProviders.put(FlashlightController.class.getName(), () ->
+                new FlashlightControllerImpl(mContext));
+
+        mProviders.put(KeyguardMonitor.class.getName(), () ->
+                new KeyguardMonitorImpl(mContext));
+
+        mProviders.put(UserSwitcherController.class.getName(), () ->
+                new UserSwitcherController(mContext, getDependency(KeyguardMonitor.class),
+                        getDependency(MAIN_HANDLER), getDependency(ActivityStarter.class)));
+
+        mProviders.put(UserInfoController.class.getName(), () ->
+                new UserInfoControllerImpl(mContext));
+
+        mProviders.put(BatteryController.class.getName(), () ->
+                new BatteryControllerImpl(mContext));
+
+        mProviders.put(ManagedProfileController.class.getName(), () ->
+                new ManagedProfileControllerImpl(mContext));
+
+        mProviders.put(NextAlarmController.class.getName(), () ->
+                new NextAlarmControllerImpl(mContext));
+
+        mProviders.put(DataSaverController.class.getName(), () ->
+                get(NetworkController.class).getDataSaverController());
+
+        mProviders.put(AccessibilityController.class.getName(), () ->
+                new AccessibilityController(mContext));
+
+        mProviders.put(DeviceProvisionedController.class.getName(), () ->
+                new DeviceProvisionedControllerImpl(mContext));
+
+        mProviders.put(AssistManager.class.getName(), () ->
+                new AssistManager(getDependency(DeviceProvisionedController.class), mContext));
+
+        mProviders.put(SecurityController.class.getName(), () ->
+                new SecurityControllerImpl(mContext));
+
+        // Put all dependencies above here so the factory can override them if it wants.
+        SystemUIFactory.getInstance().injectDependencies(mProviders, mContext);
+    }
+
+    @Override
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+        super.dump(fd, pw, args);
+        pw.println("Dumping existing controllers:");
+        mDependencies.values().stream().filter(obj -> obj instanceof Dumpable)
+                .forEach(o -> ((Dumpable) o).dump(fd, pw, args));
+    }
+
+    @Override
+    protected void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        mDependencies.values().stream().filter(obj -> obj instanceof ConfigurationChangedReceiver)
+                .forEach(o -> ((ConfigurationChangedReceiver) o).onConfigurationChanged(newConfig));
+    }
+
+    protected final <T> T getDependency(Class<T> cls) {
+        return getDependency(cls.getName());
+    }
+
+    protected final <T> T getDependency(String cls) {
+        T obj = (T) mDependencies.get(cls);
+        if (obj == null) {
+            obj = createDependency(cls);
+            mDependencies.put(cls, obj);
+        }
+        return obj;
+    }
+
+    @VisibleForTesting
+    protected <T> T createDependency(String cls) {
+        DependencyProvider<T> provider = mProviders.get(cls);
+        if (provider == null) {
+            throw new IllegalArgumentException("Unsupported dependency " + cls);
+        }
+        return provider.createDependency();
+    }
+
+    private static Dependency sDependency;
+
+    public interface DependencyProvider<T> {
+        T createDependency();
+    }
+
+    public static <T> T get(Class<T> cls) {
+        return sDependency.getDependency(cls.getName());
+    }
+
+    public static <T> T get(String cls) {
+        return sDependency.getDependency(cls);
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/Dumpable.java b/packages/SystemUI/src/com/android/systemui/Dumpable.java
new file mode 100644
index 0000000..65a6844
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/Dumpable.java
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
+public interface Dumpable {
+    void dump(FileDescriptor fd, PrintWriter pw, String[] args);
+}
diff --git a/packages/SystemUI/src/com/android/systemui/SysUiServiceProvider.java b/packages/SystemUI/src/com/android/systemui/SysUiServiceProvider.java
index c4470cd..ff4b7cb 100644
--- a/packages/SystemUI/src/com/android/systemui/SysUiServiceProvider.java
+++ b/packages/SystemUI/src/com/android/systemui/SysUiServiceProvider.java
@@ -14,10 +14,16 @@
 
 package com.android.systemui;
 
+import android.content.Context;
+
 /**
  * The interface for getting core components of SysUI. Exists for Testability
  * since tests don't have SystemUIApplication as their ApplicationContext.
  */
 public interface SysUiServiceProvider {
     <T> T getComponent(Class<T> interfaceType);
+
+    public static <T> T getComponent(Context context, Class<T> interfaceType) {
+        return ((SysUiServiceProvider) context.getApplicationContext()).getComponent(interfaceType);
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
index bd4e3dc..f83a5d3 100644
--- a/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
+++ b/packages/SystemUI/src/com/android/systemui/SystemUIApplication.java
@@ -29,7 +29,6 @@
 import android.os.UserHandle;
 import android.util.Log;
 
-import com.android.systemui.doze.DozeFactory;
 import com.android.systemui.fragments.FragmentService;
 import com.android.systemui.keyboard.KeyboardUI;
 import com.android.systemui.keyguard.KeyguardViewMediator;
@@ -64,6 +63,7 @@
      * The classes of the stuff to start.
      */
     private final Class<?>[] SERVICES = new Class[] {
+            Dependency.class,
             FragmentService.class,
             TunerService.class,
             CommandQueue.CommandQueueStart.class,
@@ -239,8 +239,4 @@
     public SystemUI[] getServices() {
         return mServices;
     }
-
-    public static <T> T getComponent(Context context, Class<T> interfaceType) {
-        return ((SysUiServiceProvider) context.getApplicationContext()).getComponent(interfaceType);
-    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/SystemUIFactory.java b/packages/SystemUI/src/com/android/systemui/SystemUIFactory.java
index 10328a4..228996a 100644
--- a/packages/SystemUI/src/com/android/systemui/SystemUIFactory.java
+++ b/packages/SystemUI/src/com/android/systemui/SystemUIFactory.java
@@ -18,12 +18,14 @@
 
 import android.content.ComponentName;
 import android.content.Context;
+import android.util.ArrayMap;
 import android.util.Log;
 import android.view.View;
 import android.view.ViewGroup;
 
 import com.android.internal.widget.LockPatternUtils;
 import com.android.keyguard.ViewMediatorCallback;
+import com.android.systemui.Dependency.DependencyProvider;
 import com.android.systemui.R;
 import com.android.systemui.assist.AssistManager;
 import com.android.systemui.keyguard.DismissCallbackRegistry;
@@ -114,24 +116,14 @@
     }
 
     public QSTileHost createQSTileHost(Context context, PhoneStatusBar statusBar,
-            BluetoothController bluetooth, LocationController location,
-            RotationLockController rotation, NetworkController network,
-            ZenModeController zen, HotspotController hotspot,
-            CastController cast, FlashlightController flashlight,
-            UserSwitcherController userSwitcher, UserInfoController userInfo,
-            KeyguardMonitor keyguard, SecurityController security,
-            BatteryController battery, StatusBarIconController iconController,
-            NextAlarmController nextAlarmController) {
-        return new QSTileHost(context, statusBar, bluetooth, location, rotation, network, zen,
-                hotspot, cast, flashlight, userSwitcher, userInfo, keyguard, security, battery,
-                iconController, nextAlarmController);
+            StatusBarIconController iconController) {
+        return new QSTileHost(context, statusBar, iconController);
     }
 
     public <T> T createInstance(Class<T> classType) {
         return null;
     }
 
-    public AssistManager createAssistManager(BaseStatusBar bar, Context context) {
-        return new AssistManager(bar, context);
-    }
+    public void injectDependencies(ArrayMap<String, DependencyProvider> providers,
+            Context context) { }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
index 2576bb7..09fdf5a 100644
--- a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
+++ b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
@@ -9,14 +9,15 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
+import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.graphics.PixelFormat;
 import android.os.AsyncTask;
 import android.os.Binder;
 import android.os.Bundle;
 import android.os.Handler;
-import android.os.IBinder;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.provider.Settings;
@@ -33,14 +34,17 @@
 import com.android.internal.app.IVoiceInteractionSessionListener;
 import com.android.internal.app.IVoiceInteractionSessionShowCallback;
 import com.android.keyguard.KeyguardUpdateMonitor;
+import com.android.settingslib.applications.InterestingConfigChanges;
+import com.android.systemui.ConfigurationChangedReceiver;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.BaseStatusBar;
+import com.android.systemui.SysUiServiceProvider;
 import com.android.systemui.statusbar.CommandQueue;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController;
 
 /**
  * Class to manage everything related to assist in SystemUI.
  */
-public class AssistManager {
+public class AssistManager implements ConfigurationChangedReceiver {
 
     private static final String TAG = "AssistManager";
     private static final String ASSIST_ICON_METADATA_NAME =
@@ -52,9 +56,10 @@
     protected final Context mContext;
     private final WindowManager mWindowManager;
     private final AssistDisclosure mAssistDisclosure;
+    private final InterestingConfigChanges mInterestingConfigChanges;
 
     private AssistOrbContainer mView;
-    private final BaseStatusBar mBar;
+    private final DeviceProvisionedController mDeviceProvisionedController;
     protected final AssistUtils mAssistUtils;
 
     private IVoiceInteractionSessionShowCallback mShowCallback =
@@ -79,14 +84,16 @@
         }
     };
 
-    public AssistManager(BaseStatusBar bar, Context context) {
+    public AssistManager(DeviceProvisionedController controller, Context context) {
         mContext = context;
-        mBar = bar;
+        mDeviceProvisionedController = controller;
         mWindowManager = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
         mAssistUtils = new AssistUtils(context);
         mAssistDisclosure = new AssistDisclosure(context, new Handler());
 
         registerVoiceInteractionSessionListener();
+        mInterestingConfigChanges = new InterestingConfigChanges(ActivityInfo.CONFIG_ORIENTATION);
+        onConfigurationChanged(context.getResources().getConfiguration());
     }
 
     protected void registerVoiceInteractionSessionListener() {
@@ -104,7 +111,10 @@
         });
     }
 
-    public void onConfigurationChanged() {
+    public void onConfigurationChanged(Configuration newConfiguration) {
+        if (!mInterestingConfigChanges.applyNewConfig(mContext.getResources())) {
+            return;
+        }
         boolean visible = false;
         if (mView != null) {
             visible = mView.isShowing();
@@ -183,13 +193,13 @@
     }
 
     private void startAssistActivity(Bundle args, @NonNull ComponentName assistComponent) {
-        if (!mBar.isDeviceProvisioned()) {
+        if (!mDeviceProvisionedController.isDeviceProvisioned()) {
             return;
         }
 
         // Close Recent Apps if needed
-        mBar.animateCollapsePanels(CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL |
-                CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL);
+        SysUiServiceProvider.getComponent(mContext, CommandQueue.class).animateCollapsePanels(
+                CommandQueue.FLAG_EXCLUDE_SEARCH_PANEL | CommandQueue.FLAG_EXCLUDE_RECENTS_PANEL);
 
         boolean structureEnabled = Settings.Secure.getIntForUser(mContext.getContentResolver(),
                 Settings.Secure.ASSIST_STRUCTURE_ENABLED, 1, UserHandle.USER_CURRENT) != 0;
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java b/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
index 5027144..a20b7ba 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
@@ -33,11 +33,15 @@
 import android.widget.TextView;
 
 import com.android.internal.logging.MetricsLogger;
+import com.android.systemui.Dependency;
 import com.android.systemui.FontSizeUtils;
 import com.android.systemui.R;
+import com.android.systemui.SysUiServiceProvider;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.BaseStatusBarHeader;
 import com.android.systemui.plugins.qs.QS.Callback;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
+import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.phone.QSTileHost;
 
 public class QSDetail extends LinearLayout {
@@ -160,7 +164,8 @@
             setupDetailHeader(adapter);
             if (toggleQs && !mFullyExpanded) {
                 mTriggeredExpand = true;
-                mHost.animateToggleQSExpansion();
+                SysUiServiceProvider.getComponent(mContext, CommandQueue.class)
+                        .animateExpandSettingsPanel(null);
             } else {
                 mTriggeredExpand = false;
             }
@@ -171,7 +176,8 @@
             x = mOpenX;
             y = mOpenY;
             if (toggleQs && mTriggeredExpand) {
-                mHost.animateToggleQSExpansion();
+                SysUiServiceProvider.getComponent(mContext, CommandQueue.class)
+                        .animateCollapsePanels();
                 mTriggeredExpand = false;
             }
         }
@@ -231,12 +237,8 @@
     protected void setupDetailFooter(DetailAdapter adapter) {
         final Intent settingsIntent = adapter.getSettingsIntent();
         mDetailSettingsButton.setVisibility(settingsIntent != null ? VISIBLE : GONE);
-        mDetailSettingsButton.setOnClickListener(new OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                mHost.startActivityDismissingKeyguard(settingsIntent);
-            }
-        });
+        mDetailSettingsButton.setOnClickListener(v -> Dependency.get(ActivityStarter.class)
+                .postStartActivityDismissingKeyguard(settingsIntent, 0));
     }
 
     protected void setupDetailHeader(final DetailAdapter adapter) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
index fb3b1d9..0bf3f15 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
@@ -19,11 +19,9 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
-import android.graphics.drawable.Drawable;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
-import android.os.UserHandle;
 import android.provider.Settings;
 import android.text.SpannableStringBuilder;
 import android.text.method.LinkMovementMethod;
@@ -33,12 +31,13 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.View.OnClickListener;
-import android.view.Window;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.FontSizeUtils;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.statusbar.phone.QSTileHost;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 import com.android.systemui.statusbar.policy.SecurityController;
@@ -55,12 +54,13 @@
     private final ImageView mFooterIcon2;
     private final Context mContext;
     private final Callback mCallback = new Callback();
+    private final SecurityController mSecurityController;
+    private final ActivityStarter mActivityStarter;
+    private final Handler mMainHandler;
 
-    private SecurityController mSecurityController;
     private AlertDialog mDialog;
     private QSTileHost mHost;
     protected Handler mHandler;
-    private final Handler mMainHandler;
 
     private boolean mIsVisible;
     private boolean mIsIconVisible;
@@ -81,13 +81,13 @@
         mFooterIcon2Id = R.drawable.ic_qs_network_logging;
         mContext = context;
         mMainHandler = new Handler(Looper.getMainLooper());
+        mActivityStarter = Dependency.get(ActivityStarter.class);
+        mSecurityController = Dependency.get(SecurityController.class);
+        mHandler = new Handler((Looper) Dependency.get(Dependency.BG_LOOPER));
     }
 
-    public void setHostEnvironment(QSTileHost host, SecurityController securityController,
-            Looper looper) {
+    public void setHostEnvironment(QSTileHost host) {
         mHost = host;
-        mSecurityController = securityController;
-        mHandler = new H(looper);
     }
 
     public void setListening(boolean listening) {
@@ -173,7 +173,7 @@
     public void onClick(DialogInterface dialog, int which) {
         if (which == DialogInterface.BUTTON_NEGATIVE) {
             final Intent settingsIntent = new Intent(ACTION_VPN_SETTINGS);
-            mHost.startActivityDismissingKeyguard(settingsIntent);
+            mActivityStarter.postStartActivityDismissingKeyguard(settingsIntent, 0);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index 2de32cc..e004828 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -190,12 +190,11 @@
         mHost = host;
         mHost.addCallback(this);
         setTiles(mHost.getTiles());
-        mFooter.setHostEnvironment(host, host.getSecurityController(), host.getLooper());
+        mFooter.setHostEnvironment(host);
         mCustomizePanel = customizer;
         if (mCustomizePanel != null) {
             mCustomizePanel.setHost(mHost);
         }
-        mBrightnessController.setBackgroundLooper(host.getLooper());
     }
 
     public QSTileHost getHost() {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSTile.java b/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
index dad37b0..e18654e 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSTile.java
@@ -17,7 +17,6 @@
 package com.android.systemui.qs;
 
 import android.app.ActivityManager;
-import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
@@ -32,22 +31,11 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.RestrictedLockUtils;
+import com.android.systemui.Dependency;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSTile.State;
 import com.android.systemui.qs.external.TileServices;
-import com.android.systemui.statusbar.phone.ManagedProfileController;
-import com.android.systemui.statusbar.policy.BatteryController;
-import com.android.systemui.statusbar.policy.BluetoothController;
-import com.android.systemui.statusbar.policy.CastController;
-import com.android.systemui.statusbar.policy.FlashlightController;
-import com.android.systemui.statusbar.policy.HotspotController;
-import com.android.systemui.statusbar.policy.KeyguardMonitor;
-import com.android.systemui.statusbar.policy.LocationController;
-import com.android.systemui.statusbar.policy.NetworkController;
-import com.android.systemui.statusbar.policy.RotationLockController;
-import com.android.systemui.statusbar.policy.UserInfoController;
-import com.android.systemui.statusbar.policy.UserSwitcherController;
-import com.android.systemui.statusbar.policy.ZenModeController;
 
 import java.util.ArrayList;
 import java.util.Collection;
@@ -100,7 +88,7 @@
     protected QSTile(Host host) {
         mHost = host;
         mContext = host.getContext();
-        mHandler = new H(host.getLooper());
+        mHandler = new H(Dependency.get(Dependency.BG_LOOPER));
     }
 
     /**
@@ -242,7 +230,8 @@
 
     protected void handleLongClick() {
         MetricsLogger.action(mContext, MetricsEvent.ACTION_QS_LONG_PRESS, getTileSpec());
-        mHost.startActivityDismissingKeyguard(getLongClickIntent());
+        Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(
+                getLongClickIntent(), 0);
     }
 
     public abstract Intent getLongClickIntent();
@@ -381,7 +370,8 @@
                     if (mState.disabledByPolicy) {
                         Intent intent = RestrictedLockUtils.getShowAdminSupportDetailsIntent(
                                 mContext, mState.enforcedAdmin);
-                        mHost.startActivityDismissingKeyguard(intent);
+                        Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(
+                                intent, 0);
                     } else {
                         mAnnounceNextStateChange = true;
                         handleClick();
@@ -436,36 +426,17 @@
     }
 
     public interface Host {
-        void startActivityDismissingKeyguard(Intent intent);
-        void startActivityDismissingKeyguard(PendingIntent intent);
-        void startRunnableDismissingKeyguard(Runnable runnable);
         void warn(String message, Throwable t);
         void collapsePanels();
-        void animateToggleQSExpansion();
         void openPanels();
-        Looper getLooper();
         Context getContext();
         Collection<QSTile<?>> getTiles();
         void addCallback(Callback callback);
         void removeCallback(Callback callback);
-        BluetoothController getBluetoothController();
-        LocationController getLocationController();
-        RotationLockController getRotationLockController();
-        NetworkController getNetworkController();
-        ZenModeController getZenModeController();
-        HotspotController getHotspotController();
-        CastController getCastController();
-        FlashlightController getFlashlightController();
-        KeyguardMonitor getKeyguardMonitor();
-        UserSwitcherController getUserSwitcherController();
-        UserInfoController getUserInfoController();
-        BatteryController getBatteryController();
         TileServices getTileServices();
         void removeTile(String tileSpec);
-        ManagedProfileController getManagedProfileController();
 
-
-        public interface Callback {
+        interface Callback {
             void onTilesChanged();
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/customize/QSCustomizer.java b/packages/SystemUI/src/com/android/systemui/qs/customize/QSCustomizer.java
index 0be53b4..730b55d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/customize/QSCustomizer.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/customize/QSCustomizer.java
@@ -36,13 +36,14 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.plugins.qs.QS;
 import com.android.systemui.qs.QSDetailClipper;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.phone.NotificationsQuickSettingsContainer;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.phone.QSTileHost;
+import com.android.systemui.statusbar.policy.KeyguardMonitor;
 import com.android.systemui.statusbar.policy.KeyguardMonitor.Callback;
 
 import java.util.ArrayList;
@@ -140,7 +141,7 @@
             mNotifQsContainer.setCustomizerShowing(true);
             announceForAccessibility(mContext.getString(
                     R.string.accessibility_desc_quick_settings_edit));
-            mHost.getKeyguardMonitor().addCallback(mKeyguardCallback);
+            Dependency.get(KeyguardMonitor.class).addCallback(mKeyguardCallback);
         }
     }
 
@@ -156,7 +157,7 @@
             mNotifQsContainer.setCustomizerShowing(false);
             announceForAccessibility(mContext.getString(
                     R.string.accessibility_desc_quick_settings));
-            mHost.getKeyguardMonitor().removeCallback(mKeyguardCallback);
+            Dependency.get(KeyguardMonitor.class).removeCallback(mKeyguardCallback);
         }
     }
 
@@ -206,12 +207,9 @@
         mTileAdapter.saveSpecs(mHost);
     }
 
-    private final Callback mKeyguardCallback = new Callback() {
-        @Override
-        public void onKeyguardChanged() {
-            if (mHost.getKeyguardMonitor().isShowing()) {
-                hide(0, 0);
-            }
+    private final Callback mKeyguardCallback = () -> {
+        if (Dependency.get(KeyguardMonitor.class).isShowing()) {
+            hide(0, 0);
         }
     };
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java b/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
index 0cd6490..72e6fcc0 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/customize/TileQueryHelper.java
@@ -30,6 +30,7 @@
 import android.service.quicksettings.TileService;
 import android.widget.Button;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.qs.QSTile.DrawableIcon;
@@ -59,7 +60,7 @@
     private void addSystemTiles(final QSTileHost host) {
         String possible = mContext.getString(R.string.quick_settings_tiles_stock);
         String[] possibleTiles = possible.split(",");
-        final Handler qsHandler = new Handler(host.getLooper());
+        final Handler qsHandler = new Handler((Looper) Dependency.get(Dependency.BG_LOOPER));
         final Handler mainHandler = new Handler(Looper.getMainLooper());
         for (int i = 0; i < possibleTiles.length; i++) {
             final String spec = possibleTiles[i];
diff --git a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
index cff4846..3afbc35 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
@@ -39,6 +39,8 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.systemui.R;
+import com.android.systemui.Dependency;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.qs.external.TileLifecycleManager.TileChangeListener;
 import com.android.systemui.statusbar.phone.QSTileHost;
@@ -306,13 +308,10 @@
     }
 
     public void startUnlockAndRun() {
-        mHost.startRunnableDismissingKeyguard(new Runnable() {
-            @Override
-            public void run() {
-                try {
-                    mService.onUnlockComplete();
-                } catch (RemoteException e) {
-                }
+        Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() -> {
+            try {
+                mService.onUnlockComplete();
+            } catch (RemoteException e) {
             }
         });
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/external/TileServices.java b/packages/SystemUI/src/com/android/systemui/qs/external/TileServices.java
index 015a4c0..5c23eb7 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/external/TileServices.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/external/TileServices.java
@@ -30,13 +30,13 @@
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.service.quicksettings.IQSService;
-import android.service.quicksettings.IQSTileService;
 import android.service.quicksettings.Tile;
 import android.service.quicksettings.TileService;
 import android.util.ArrayMap;
 import android.util.Log;
 
 import com.android.internal.statusbar.StatusBarIcon;
+import com.android.systemui.Dependency;
 import com.android.systemui.statusbar.phone.QSTileHost;
 import com.android.systemui.statusbar.phone.StatusBarIconController;
 import com.android.systemui.statusbar.policy.KeyguardMonitor;
@@ -284,13 +284,13 @@
 
     @Override
     public boolean isLocked() {
-        KeyguardMonitor keyguardMonitor = mHost.getKeyguardMonitor();
+        KeyguardMonitor keyguardMonitor = Dependency.get(KeyguardMonitor.class);
         return keyguardMonitor.isShowing();
     }
 
     @Override
     public boolean isSecure() {
-        KeyguardMonitor keyguardMonitor = mHost.getKeyguardMonitor();
+        KeyguardMonitor keyguardMonitor = Dependency.get(KeyguardMonitor.class);
         return keyguardMonitor.isSecure() && keyguardMonitor.isShowing();
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BatteryTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BatteryTile.java
index a82f550..7e04b67 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BatteryTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BatteryTile.java
@@ -38,10 +38,12 @@
 import com.android.settingslib.BatteryInfo;
 import com.android.settingslib.graph.UsageView;
 import com.android.systemui.BatteryMeterDrawable;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
+import com.android.systemui.qs.external.TileColorPicker;
 import com.android.systemui.statusbar.policy.BatteryController;
 
 import java.text.NumberFormat;
@@ -59,7 +61,7 @@
 
     public BatteryTile(Host host) {
         super(host);
-        mBatteryController = host.getBatteryController();
+        mBatteryController = Dependency.get(BatteryController.class);
     }
 
     @Override
@@ -273,7 +275,7 @@
                 mDetailShown = true;
                 v.getContext().registerReceiver(mReceiver,
                         new IntentFilter(Intent.ACTION_TIME_TICK), null,
-                        PhoneStatusBar.getTimeTickHandler(v.getContext()));
+                        Dependency.get(Dependency.TIME_TICK_HANDLER));
             }
         }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
index 15f3c90..91e76ca 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
@@ -32,7 +32,9 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSDetailItems;
 import com.android.systemui.qs.QSDetailItems.Item;
@@ -48,10 +50,12 @@
 
     private final BluetoothController mController;
     private final BluetoothDetailAdapter mDetailAdapter;
+    private final ActivityStarter mActivityStarter;
 
     public BluetoothTile(Host host) {
         super(host);
-        mController = host.getBluetoothController();
+        mController = Dependency.get(BluetoothController.class);
+        mActivityStarter = Dependency.get(ActivityStarter.class);
         mDetailAdapter = (BluetoothDetailAdapter) createDetailAdapter();
     }
 
@@ -90,7 +94,8 @@
     @Override
     protected void handleSecondaryClick() {
         if (!mController.canConfigBluetooth()) {
-            mHost.startActivityDismissingKeyguard(new Intent(Settings.ACTION_BLUETOOTH_SETTINGS));
+            mActivityStarter.postStartActivityDismissingKeyguard(
+                    new Intent(Settings.ACTION_BLUETOOTH_SETTINGS), 0);
             return;
         }
         showDetail(true);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
index d61e2f2..7415765 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
@@ -28,7 +28,9 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSDetailItems;
 import com.android.systemui.qs.QSDetailItems.Item;
@@ -49,12 +51,14 @@
     private final CastDetailAdapter mDetailAdapter;
     private final KeyguardMonitor mKeyguard;
     private final Callback mCallback = new Callback();
+    private final ActivityStarter mActivityStarter;
 
     public CastTile(Host host) {
         super(host);
-        mController = host.getCastController();
+        mController = Dependency.get(CastController.class);
         mDetailAdapter = new CastDetailAdapter();
-        mKeyguard = host.getKeyguardMonitor();
+        mKeyguard = Dependency.get(KeyguardMonitor.class);
+        mActivityStarter = Dependency.get(ActivityStarter.class);
     }
 
     @Override
@@ -101,13 +105,10 @@
     @Override
     protected void handleClick() {
         if (mKeyguard.isSecure() && !mKeyguard.canSkipBouncer()) {
-            mHost.startRunnableDismissingKeyguard(new Runnable() {
-                @Override
-                public void run() {
-                    MetricsLogger.action(mContext, getMetricsCategory());
-                    showDetail(true);
-                    mHost.openPanels();
-                }
+            mActivityStarter.postQSRunnableDismissingKeyguard(() -> {
+                MetricsLogger.action(mContext, getMetricsCategory());
+                showDetail(true);
+                mHost.openPanels();
             });
             return;
         }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index 5f7c803..75c4a75 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -29,7 +29,9 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.net.DataUsageController;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSIconView;
 import com.android.systemui.qs.QSTile;
@@ -48,10 +50,12 @@
     private final CellularDetailAdapter mDetailAdapter;
 
     private final CellSignalCallback mSignalCallback = new CellSignalCallback();
+    private final ActivityStarter mActivityStarter;
 
     public CellularTile(Host host) {
         super(host);
-        mController = host.getNetworkController();
+        mController = Dependency.get(NetworkController.class);
+        mActivityStarter = Dependency.get(ActivityStarter.class);
         mDataController = mController.getMobileDataController();
         mDetailAdapter = new CellularDetailAdapter();
     }
@@ -96,7 +100,7 @@
         if (mDataController.isMobileDataSupported()) {
             showDetail(true);
         } else {
-            mHost.startActivityDismissingKeyguard(CELLULAR_SETTINGS);
+            mActivityStarter.postStartActivityDismissingKeyguard(CELLULAR_SETTINGS, 0);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
index aadc8e7..412fe3d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
@@ -21,11 +21,13 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.Prefs;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 import com.android.systemui.statusbar.policy.DataSaverController;
+import com.android.systemui.statusbar.policy.NetworkController;
 
 public class DataSaverTile extends QSTile<QSTile.BooleanState> implements
         DataSaverController.Listener{
@@ -34,7 +36,7 @@
 
     public DataSaverTile(Host host) {
         super(host);
-        mDataSaverController = host.getNetworkController().getDataSaverController();
+        mDataSaverController = Dependency.get(NetworkController.class).getDataSaverController();
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
index a25b7ea..3c1f504 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
@@ -35,9 +35,11 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.Prefs;
 import com.android.systemui.R;
 import com.android.systemui.SysUIToast;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.ZenModeController;
@@ -74,7 +76,7 @@
 
     public DndTile(Host host) {
         super(host);
-        mController = host.getZenModeController();
+        mController = Dependency.get(ZenModeController.class);
         mDetailAdapter = new DndDetailAdapter();
         mContext.registerReceiver(mReceiver, new IntentFilter(ACTION_SET_VISIBLE));
         mReceiverRegistered = true;
@@ -313,7 +315,8 @@
     private final ZenModePanel.Callback mZenModePanelCallback = new ZenModePanel.Callback() {
         @Override
         public void onPrioritySettings() {
-            mHost.startActivityDismissingKeyguard(ZEN_PRIORITY_SETTINGS);
+            Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(
+                    ZEN_PRIORITY_SETTINGS, 0);
         }
 
         @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
index 4bbc458..ac82753 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
@@ -27,6 +27,7 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.FlashlightController;
@@ -45,14 +46,12 @@
 
     public FlashlightTile(Host host) {
         super(host);
-        mFlashlightController = host.getFlashlightController();
-        mFlashlightController.addCallback(this);
+        mFlashlightController = Dependency.get(FlashlightController.class);
     }
 
     @Override
     protected void handleDestroy() {
         super.handleDestroy();
-        mFlashlightController.removeCallback(this);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
index 9d495ce..70f8109 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
@@ -29,6 +29,7 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.GlobalSetting;
 import com.android.systemui.qs.QSTile;
@@ -52,7 +53,7 @@
 
     public HotspotTile(Host host) {
         super(host);
-        mController = host.getHotspotController();
+        mController = Dependency.get(HotspotController.class);
         mAirplaneMode = new GlobalSetting(mContext, mHandler, Global.AIRPLANE_MODE_ON) {
             @Override
             protected void handleValueChanged(int value) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
index f968816..fcc9596 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
@@ -31,6 +31,8 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.qs.QSTile;
 
 import java.util.Arrays;
@@ -105,7 +107,7 @@
         try {
             if (pi != null) {
                 if (pi.isActivity()) {
-                    getHost().startActivityDismissingKeyguard(pi);
+                    Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(pi);
                 } else {
                     pi.send();
                 }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
index 002e2a6..5374f18 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
@@ -18,14 +18,15 @@
 
 import android.content.Intent;
 import android.os.UserManager;
-
 import android.provider.Settings;
 import android.service.quicksettings.Tile;
 import android.widget.Switch;
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.KeyguardMonitor;
 import com.android.systemui.statusbar.policy.LocationController;
@@ -47,8 +48,8 @@
 
     public LocationTile(Host host) {
         super(host);
-        mController = host.getLocationController();
-        mKeyguard = host.getKeyguardMonitor();
+        mController = Dependency.get(LocationController.class);
+        mKeyguard = Dependency.get(KeyguardMonitor.class);
     }
 
     @Override
@@ -75,18 +76,15 @@
     @Override
     protected void handleClick() {
         if (mKeyguard.isSecure() && mKeyguard.isShowing()) {
-            mHost.startRunnableDismissingKeyguard(new Runnable() {
-                @Override
-                public void run() {
-                    final boolean wasEnabled = (Boolean) mState.value;
-                    mHost.openPanels();
-                    MetricsLogger.action(mContext, getMetricsCategory(), !wasEnabled);
-                    mController.setLocationEnabled(!wasEnabled);
-                }
+            Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() -> {
+                final boolean wasEnabled = mState.value;
+                mHost.openPanels();
+                MetricsLogger.action(mContext, getMetricsCategory(), !wasEnabled);
+                mController.setLocationEnabled(!wasEnabled);
             });
             return;
         }
-        final boolean wasEnabled = (Boolean) mState.value;
+        final boolean wasEnabled = mState.value;
         MetricsLogger.action(mContext, getMetricsCategory(), !wasEnabled);
         mController.setLocationEnabled(!wasEnabled);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
index 9be67da..2c0af17 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
@@ -26,6 +26,7 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.RotationLockController;
@@ -51,7 +52,7 @@
 
     public RotationLockTile(Host host) {
         super(host);
-        mController = host.getRotationLockController();
+        mController = Dependency.get(RotationLockController.class);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
index 246c23e..c20c6bb 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/UserTile.java
@@ -22,6 +22,7 @@
 import android.util.Pair;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.policy.UserInfoController;
@@ -35,8 +36,8 @@
 
     public UserTile(Host host) {
         super(host);
-        mUserSwitcherController = host.getUserSwitcherController();
-        mUserInfoController = host.getUserInfoController();
+        mUserSwitcherController = Dependency.get(UserSwitcherController.class);
+        mUserInfoController = Dependency.get(UserInfoController.class);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index 7d99041..54b41ac 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -31,7 +31,9 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.wifi.AccessPoint;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSDetailItems;
 import com.android.systemui.qs.QSDetailItems.Item;
@@ -55,12 +57,14 @@
     private final QSTile.SignalState mStateBeforeClick = newTileState();
 
     protected final WifiSignalCallback mSignalCallback = new WifiSignalCallback();
+    private final ActivityStarter mActivityStarter;
 
     public WifiTile(Host host) {
         super(host);
-        mController = host.getNetworkController();
+        mController = Dependency.get(NetworkController.class);
         mWifiController = mController.getAccessPointController();
         mDetailAdapter = (WifiDetailAdapter) createDetailAdapter();
+        mActivityStarter = Dependency.get(ActivityStarter.class);
     }
 
     @Override
@@ -115,7 +119,8 @@
     @Override
     protected void handleSecondaryClick() {
         if (!mWifiController.canConfigWifi()) {
-            mHost.startActivityDismissingKeyguard(new Intent(Settings.ACTION_WIFI_SETTINGS));
+            mActivityStarter.postStartActivityDismissingKeyguard(
+                    new Intent(Settings.ACTION_WIFI_SETTINGS), 0);
             return;
         }
         showDetail(true);
@@ -329,7 +334,7 @@
 
         @Override
         public void onSettingsActivityTriggered(Intent settingsIntent) {
-            mHost.startActivityDismissingKeyguard(settingsIntent);
+            mActivityStarter.postStartActivityDismissingKeyguard(settingsIntent, 0);
         }
 
         @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
index 207deff..ae4d6c9 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
@@ -23,6 +23,7 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.statusbar.phone.ManagedProfileController;
@@ -41,7 +42,7 @@
 
     public WorkModeTile(Host host) {
         super(host);
-        mProfileController = host.getManagedProfileController();
+        mProfileController = Dependency.get(ManagedProfileController.class);
     }
 
     @Override
diff --git a/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java b/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
index 3059a05..7825e9e 100644
--- a/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
+++ b/packages/SystemUI/src/com/android/systemui/settings/BrightnessController.java
@@ -37,6 +37,7 @@
 
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 
 import java.util.ArrayList;
 
@@ -70,7 +71,7 @@
     private final CurrentUserTracker mUserTracker;
     private final IVrManager mVrManager;
 
-    private Handler mBackgroundHandler;
+    private final Handler mBackgroundHandler;
     private final BrightnessObserver mBrightnessObserver;
 
     private ArrayList<BrightnessStateChangeCallback> mChangeCallbacks =
@@ -276,7 +277,7 @@
         mContext = context;
         mIcon = icon;
         mControl = control;
-        mBackgroundHandler = new Handler(Looper.getMainLooper());
+        mBackgroundHandler = new Handler((Looper) Dependency.get(Dependency.BG_LOOPER));
         mUserTracker = new CurrentUserTracker(mContext) {
             @Override
             public void onUserSwitched(int newUserId) {
@@ -298,10 +299,6 @@
         mVrManager = IVrManager.Stub.asInterface(ServiceManager.getService("vrmanager"));
     }
 
-    public void setBackgroundLooper(Looper backgroundLooper) {
-        mBackgroundHandler = new Handler(backgroundLooper);
-    }
-
     public void addStateChangedCallback(BrightnessStateChangeCallback cb) {
         mChangeCallbacks.add(cb);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
index faf143e..6ac5cb8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
@@ -71,7 +71,6 @@
 import android.view.Display;
 import android.view.IWindowManager;
 import android.view.LayoutInflater;
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewAnimationUtils;
 import android.view.ViewGroup;
@@ -92,6 +91,7 @@
 import com.android.keyguard.KeyguardHostView.OnDismissAction;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.systemui.DejankUtils;
+import com.android.systemui.Dependency;
 import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 import com.android.systemui.RecentsComponent;
@@ -100,11 +100,11 @@
 import com.android.systemui.assist.AssistManager;
 import com.android.systemui.recents.Recents;
 import com.android.systemui.statusbar.NotificationData.Entry;
-import com.android.systemui.statusbar.NotificationGuts.OnGutsClosedListener;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
-import com.android.systemui.statusbar.phone.NavigationBarView;
 import com.android.systemui.statusbar.phone.NotificationGroupManager;
 import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController.DeviceProvisionedListener;
 import com.android.systemui.statusbar.policy.HeadsUpManager;
 import com.android.systemui.statusbar.policy.PreviewInflater;
 import com.android.systemui.statusbar.policy.RemoteInputView;
@@ -223,6 +223,7 @@
 
     protected KeyguardManager mKeyguardManager;
     private LockPatternUtils mLockPatternUtils;
+    private DeviceProvisionedController mDeviceProvisionedController;
 
     // UI-specific methods
 
@@ -237,8 +238,6 @@
 
     protected Display mDisplay;
 
-    private boolean mDeviceProvisioned = false;
-
     protected RecentsComponent mRecents;
 
     protected int mZenMode;
@@ -270,7 +269,7 @@
 
     @Override  // NotificationData.Environment
     public boolean isDeviceProvisioned() {
-        return mDeviceProvisioned;
+        return mDeviceProvisionedController.isDeviceProvisioned();
     }
 
     private final IVrStateCallbacks mVrStateCallbacks = new IVrStateCallbacks.Stub() {
@@ -284,15 +283,17 @@
         return mVrMode;
     }
 
+    private final DeviceProvisionedListener mDeviceProvisionedListener =
+            new DeviceProvisionedListener() {
+        @Override
+        public void onDeviceProvisionedChanged() {
+            updateNotifications();
+        }
+    };
+
     protected final ContentObserver mSettingsObserver = new ContentObserver(mHandler) {
         @Override
         public void onChange(boolean selfChange) {
-            final boolean provisioned = 0 != Settings.Global.getInt(
-                    mContext.getContentResolver(), Settings.Global.DEVICE_PROVISIONED, 0);
-            if (provisioned != mDeviceProvisioned) {
-                mDeviceProvisioned = provisioned;
-                updateNotifications();
-            }
             final int mode = Settings.Global.getInt(mContext.getContentResolver(),
                     Settings.Global.ZEN_MODE, Settings.Global.ZEN_MODE_OFF);
             setZenMode(mode);
@@ -707,9 +708,8 @@
                 ServiceManager.checkService(DreamService.DREAM_SERVICE));
         mPowerManager = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
 
-        mContext.getContentResolver().registerContentObserver(
-                Settings.Global.getUriFor(Settings.Global.DEVICE_PROVISIONED), true,
-                mSettingsObserver);
+        mDeviceProvisionedController = Dependency.get(DeviceProvisionedController.class);
+        mDeviceProvisionedController.addCallback(mDeviceProvisionedListener);
         mContext.getContentResolver().registerContentObserver(
                 Settings.Global.getUriFor(Settings.Global.ZEN_MODE), false,
                 mSettingsObserver);
@@ -2470,6 +2470,7 @@
         } catch (RemoteException e) {
             // Ignore.
         }
+        mDeviceProvisionedController.removeCallback(mDeviceProvisionedListener);
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
index fed28e3..477701c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/CommandQueue.java
@@ -185,7 +185,14 @@
     public void animateCollapsePanels() {
         synchronized (mLock) {
             mHandler.removeMessages(MSG_COLLAPSE_PANELS);
-            mHandler.sendEmptyMessage(MSG_COLLAPSE_PANELS);
+            mHandler.obtainMessage(MSG_COLLAPSE_PANELS, 0, 0).sendToTarget();
+        }
+    }
+
+    public void animateCollapsePanels(int flags) {
+        synchronized (mLock) {
+            mHandler.removeMessages(MSG_COLLAPSE_PANELS);
+            mHandler.obtainMessage(MSG_COLLAPSE_PANELS, flags, 0).sendToTarget();
         }
     }
 
@@ -450,7 +457,7 @@
                     break;
                 case MSG_COLLAPSE_PANELS:
                     for (int i = 0; i < mCallbacks.size(); i++) {
-                        mCallbacks.get(i).animateCollapsePanels(0);
+                        mCallbacks.get(i).animateCollapsePanels(msg.arg1);
                     }
                     break;
                 case MSG_EXPAND_SETTINGS:
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java b/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
index f451aef..08fd93d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
@@ -42,10 +42,10 @@
 import com.android.internal.app.IBatteryStats;
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.statusbar.phone.KeyguardIndicationTextView;
 import com.android.systemui.statusbar.phone.LockIcon;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;
 
 /**
@@ -109,7 +109,7 @@
         KeyguardUpdateMonitor.getInstance(context).registerCallback(mUpdateMonitor);
         context.registerReceiverAsUser(mTickReceiver, UserHandle.SYSTEM,
                 new IntentFilter(Intent.ACTION_TIME_TICK), null,
-                PhoneStatusBar.getTimeTickHandler(mContext));
+                Dependency.get(Dependency.TIME_TICK_HANDLER));
 
         updateDisclosure();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
index d77e9ed..1128101 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
@@ -37,8 +37,10 @@
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.statusbar.phone.StatusBarIconController;
+import com.android.systemui.statusbar.policy.NetworkController;
 import com.android.systemui.statusbar.policy.NetworkController.IconState;
 import com.android.systemui.statusbar.policy.NetworkControllerImpl;
 import com.android.systemui.statusbar.policy.SecurityController;
@@ -62,8 +64,8 @@
     private static final String SLOT_WIFI = "wifi";
     private static final String SLOT_ETHERNET = "ethernet";
 
-    NetworkControllerImpl mNC;
-    SecurityController mSC;
+    private final NetworkController mNetworkController;
+    private final SecurityController mSecurityController;
 
     private boolean mNoSimsVisible = false;
     private boolean mVpnVisible = false;
@@ -131,6 +133,8 @@
         TypedValue typedValue = new TypedValue();
         res.getValue(R.dimen.status_bar_icon_scale_factor, typedValue, true);
         mIconScaleFactor = typedValue.getFloat();
+        mNetworkController = Dependency.get(NetworkController.class);
+        mSecurityController = Dependency.get(SecurityController.class);
     }
 
     @Override
@@ -151,25 +155,11 @@
             mBlockEthernet = blockEthernet;
             mBlockWifi = blockWifi;
             // Re-register to get new callbacks.
-            mNC.removeCallback(this);
-            mNC.addCallback(this);
+            mNetworkController.removeCallback(this);
+            mNetworkController.addCallback(this);
         }
     }
 
-    public void setNetworkController(NetworkControllerImpl nc) {
-        if (DEBUG) Log.d(TAG, "NetworkController=" + nc);
-        mNC = nc;
-        mNC.addCallback(this);
-    }
-
-    public void setSecurityController(SecurityController sc) {
-        if (DEBUG) Log.d(TAG, "SecurityController=" + sc);
-        mSC = sc;
-        mSC.addCallback(this);
-        mVpnVisible = mSC.isVpnEnabled();
-        mVpnIconId = currentVpnIconId(mSC.isVpnBranded());
-    }
-
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
@@ -213,6 +203,8 @@
     @Override
     protected void onAttachedToWindow() {
         super.onAttachedToWindow();
+        mVpnVisible = mSecurityController.isVpnEnabled();
+        mVpnIconId = currentVpnIconId(mSecurityController.isVpnBranded());
 
         for (PhoneState state : mPhoneStates) {
             if (state.mMobileGroup.getParent() == null) {
@@ -227,14 +219,16 @@
 
         apply();
         applyIconTint();
+        mNetworkController.addCallback(this);
+        mSecurityController.addCallback(this);
     }
 
     @Override
     protected void onDetachedFromWindow() {
         mMobileSignalGroup.removeAllViews();
         TunerService.get(mContext).removeTunable(this);
-        mSC.removeCallback(this);
-        mNC.removeCallback(this);
+        mSecurityController.removeCallback(this);
+        mNetworkController.removeCallback(this);
 
         super.onDetachedFromWindow();
     }
@@ -253,8 +247,8 @@
         post(new Runnable() {
             @Override
             public void run() {
-                mVpnVisible = mSC.isVpnEnabled();
-                mVpnIconId = currentVpnIconId(mSC.isVpnBranded());
+                mVpnVisible = mSecurityController.isVpnEnabled();
+                mVpnIconId = currentVpnIconId(mSecurityController.isVpnBranded());
                 apply();
             }
         });
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarNavigationBarController.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarNavigationBarController.java
index 1c8c317..3bbda4b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarNavigationBarController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarNavigationBarController.java
@@ -30,7 +30,7 @@
 import android.widget.LinearLayout;
 
 import com.android.systemui.R;
-import com.android.systemui.plugins.qs.QS.ActivityStarter;
+import com.android.systemui.ActivityStarter;
 
 import java.net.URISyntaxException;
 import java.util.ArrayList;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
index 7adb36d..93f72a8 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/CarStatusBar.java
@@ -24,8 +24,6 @@
 import android.content.IntentFilter;
 import android.graphics.PixelFormat;
 import android.os.Bundle;
-import android.os.Handler;
-import android.os.Looper;
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.util.Log;
@@ -35,15 +33,16 @@
 import android.view.WindowManager;
 import android.widget.LinearLayout;
 import com.android.systemui.BatteryMeterView;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.recents.Recents;
 import com.android.systemui.recents.misc.SystemServicesProxy;
 import com.android.systemui.recents.misc.SystemServicesProxy.TaskStackListener;
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
-import com.android.systemui.statusbar.phone.NavigationBarGestureHelper;
 import com.android.systemui.statusbar.phone.PhoneStatusBarView;
 import com.android.systemui.statusbar.policy.BatteryController;
+import com.android.systemui.statusbar.policy.UserSwitcherController;
 
 /**
  * A status bar (and navigation bar) tailored for the automotive use case.
@@ -105,7 +104,7 @@
                         R.dimen.status_bar_connected_device_signal_margin_end));
 
         mConnectedDeviceSignalController = new ConnectedDeviceSignalController(mContext,
-                mSignalsView, mBluetoothController);
+                mSignalsView);
 
         if (Log.isLoggable(TAG, Log.DEBUG)) {
             Log.d(TAG, "makeStatusBarView(). mBatteryMeterView: " + mBatteryMeterView);
@@ -211,8 +210,11 @@
 
     @Override
     protected void createUserSwitcher() {
-        if (mUserSwitcherController.useFullscreenUserSwitcher()) {
-            mFullscreenUserSwitcher = new FullscreenUserSwitcher(this, mUserSwitcherController,
+        UserSwitcherController userSwitcherController =
+                Dependency.get(UserSwitcherController.class);
+        if (userSwitcherController.useFullscreenUserSwitcher()) {
+            mFullscreenUserSwitcher = new FullscreenUserSwitcher(this,
+                    userSwitcherController,
                     (ViewStub) mStatusBarWindow.findViewById(R.id.fullscreen_user_switcher_stub));
         } else {
             super.createUserSwitcher();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/ConnectedDeviceSignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/ConnectedDeviceSignalController.java
index a3e1b3a..c308930 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/ConnectedDeviceSignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/ConnectedDeviceSignalController.java
@@ -15,6 +15,7 @@
 import android.util.TypedValue;
 import android.view.View;
 import android.widget.ImageView;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.statusbar.ScalingDrawableWrapper;
 import com.android.systemui.statusbar.policy.BluetoothController;
@@ -67,10 +68,9 @@
 
     private BluetoothHeadsetClient mBluetoothHeadsetClient;
 
-    public ConnectedDeviceSignalController(Context context, View signalsView,
-            BluetoothController controller) {
+    public ConnectedDeviceSignalController(Context context, View signalsView) {
         mContext = context;
-        mController = controller;
+        mController = Dependency.get(BluetoothController.class);
 
         mSignalsView = signalsView;
         mNetworkSignalView = (ImageView)
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/AutoTileManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/AutoTileManager.java
index a011162..31cfa66 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/AutoTileManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/AutoTileManager.java
@@ -16,7 +16,10 @@
 
 import android.content.Context;
 import android.os.Handler;
+import android.os.Looper;
 import android.provider.Settings.Secure;
+
+import com.android.systemui.Dependency;
 import com.android.systemui.Prefs;
 import com.android.systemui.Prefs.Key;
 import com.android.systemui.qs.SecureSetting;
@@ -37,12 +40,12 @@
     public AutoTileManager(Context context, QSTileHost host) {
         mContext = context;
         mHost = host;
-        mHandler = new Handler(mHost.getLooper());
+        mHandler = new Handler((Looper) Dependency.get(Dependency.BG_LOOPER));
         if (!Prefs.getBoolean(context, Key.QS_HOTSPOT_ADDED, false)) {
-            host.getHotspotController().addCallback(mHotspotCallback);
+            Dependency.get(HotspotController.class).addCallback(mHotspotCallback);
         }
         if (!Prefs.getBoolean(context, Key.QS_DATA_SAVER_ADDED, false)) {
-            host.getNetworkController().getDataSaverController().addCallback(mDataSaverListener);
+            Dependency.get(DataSaverController.class).addCallback(mDataSaverListener);
         }
         if (!Prefs.getBoolean(context, Key.QS_INVERT_COLORS_ADDED, false)) {
             mColorsSetting = new SecureSetting(mContext, mHandler,
@@ -52,43 +55,33 @@
                     if (value != 0) {
                         mHost.addTile("inversion");
                         Prefs.putBoolean(mContext, Key.QS_INVERT_COLORS_ADDED, true);
-                        mHandler.post(new Runnable() {
-                            @Override
-                            public void run() {
-                                mColorsSetting.setListening(false);
-                            }
-                        });
+                        mHandler.post(() -> mColorsSetting.setListening(false));
                     }
                 }
             };
             mColorsSetting.setListening(true);
         }
         if (!Prefs.getBoolean(context, Key.QS_WORK_ADDED, false)) {
-            host.getManagedProfileController().addCallback(mProfileCallback);
+            Dependency.get(ManagedProfileController.class).addCallback(mProfileCallback);
         }
     }
 
     public void destroy() {
         mColorsSetting.setListening(false);
-        mHost.getHotspotController().removeCallback(mHotspotCallback);
-        mHost.getNetworkController().getDataSaverController().removeCallback(mDataSaverListener);
-        mHost.getManagedProfileController().removeCallback(mProfileCallback);
+        Dependency.get(HotspotController.class).removeCallback(mHotspotCallback);
+        Dependency.get(DataSaverController.class).removeCallback(mDataSaverListener);
+        Dependency.get(ManagedProfileController.class).removeCallback(mProfileCallback);
     }
 
     private final ManagedProfileController.Callback mProfileCallback =
             new ManagedProfileController.Callback() {
                 @Override
                 public void onManagedProfileChanged() {
-                    if (mHost.getManagedProfileController().hasActiveProfile()) {
+                    if (Dependency.get(ManagedProfileController.class).hasActiveProfile()) {
                         mHost.addTile("work");
                         Prefs.putBoolean(mContext, Key.QS_WORK_ADDED, true);
-                        mHandler.post(new Runnable() {
-                            @Override
-                            public void run() {
-                                mHost.getManagedProfileController().removeCallback(
-                                        mProfileCallback);
-                            }
-                        });
+                        mHandler.post(() -> Dependency.get(ManagedProfileController.class)
+                                .removeCallback(mProfileCallback));
                     }
                 }
 
@@ -105,13 +98,8 @@
             if (isDataSaving) {
                 mHost.addTile("saver");
                 Prefs.putBoolean(mContext, Key.QS_DATA_SAVER_ADDED, true);
-                mHandler.post(new Runnable() {
-                    @Override
-                    public void run() {
-                        mHost.getNetworkController().getDataSaverController().removeCallback(
-                                mDataSaverListener);
-                    }
-                });
+                mHandler.post(() -> Dependency.get(DataSaverController.class).removeCallback(
+                        mDataSaverListener));
             }
         }
     };
@@ -122,12 +110,8 @@
             if (enabled) {
                 mHost.addTile("hotspot");
                 Prefs.putBoolean(mContext, Key.QS_HOTSPOT_ADDED, true);
-                mHandler.post(new Runnable() {
-                    @Override
-                    public void run() {
-                        mHost.getHotspotController().removeCallback(mHotspotCallback);
-                    }
-                });
+                mHandler.post(() -> Dependency.get(HotspotController.class)
+                        .removeCallback(mHotspotCallback));
             }
         }
     };
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java
index a2c106a..d326787 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBottomAreaView.java
@@ -58,6 +58,7 @@
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.systemui.EventLogConstants;
 import com.android.systemui.EventLogTags;
+import com.android.systemui.Dependency;
 import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 import com.android.systemui.assist.AssistManager;
@@ -66,7 +67,7 @@
 import com.android.systemui.plugins.IntentButtonProvider.IntentButton.IconState;
 import com.android.systemui.plugins.PluginListener;
 import com.android.systemui.plugins.PluginManager;
-import com.android.systemui.plugins.qs.QS.ActivityStarter;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.statusbar.CommandQueue;
 import com.android.systemui.statusbar.KeyguardAffordanceView;
 import com.android.systemui.statusbar.KeyguardIndicationController;
@@ -230,6 +231,11 @@
         mRightAffordanceView.setOnClickListener(this);
         mLeftAffordanceView.setOnClickListener(this);
         initAccessibility();
+        mActivityStarter = Dependency.get(ActivityStarter.class);
+        mFlashlightController = Dependency.get(FlashlightController.class);
+        mAccessibilityController = Dependency.get(AccessibilityController.class);
+        mAssistManager = Dependency.get(AssistManager.class);
+        updateLeftAffordance();
     }
 
     @Override
@@ -299,20 +305,6 @@
         mRightAffordanceView.setContentDescription(state.contentDescription);
     }
 
-    public void setActivityStarter(ActivityStarter activityStarter) {
-        mActivityStarter = activityStarter;
-    }
-
-    public void setFlashlightController(FlashlightController flashlightController) {
-        mFlashlightController = flashlightController;
-    }
-
-    public void setAccessibilityController(AccessibilityController accessibilityController) {
-        mAccessibilityController = accessibilityController;
-        mLockIcon.setAccessibilityController(accessibilityController);
-        accessibilityController.addStateChangedCallback(this);
-    }
-
     public void setPhoneStatusBar(PhoneStatusBar phoneStatusBar) {
         mPhoneStatusBar = phoneStatusBar;
         updateCameraVisibility(); // in case onFinishInflate() was called too early
@@ -761,11 +753,6 @@
         mIndicationController = keyguardIndicationController;
     }
 
-    public void setAssistManager(AssistManager assistManager) {
-        mAssistManager = assistManager;
-        updateLeftAffordance();
-    }
-
     public void updateLeftAffordance() {
         updateLeftAffordanceIcon();
         updateLeftPreview();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardStatusBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardStatusBarView.java
index e4c778c..ff58e54 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardStatusBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardStatusBarView.java
@@ -28,13 +28,15 @@
 import android.widget.RelativeLayout;
 import android.widget.TextView;
 
-import com.android.systemui.BatteryMeterView;
+import com.android.systemui.Dependency;
 import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSPanel;
 import com.android.systemui.statusbar.policy.BatteryController;
+import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback;
 import com.android.systemui.statusbar.policy.KeyguardUserSwitcher;
 import com.android.systemui.statusbar.policy.UserInfoController;
+import com.android.systemui.statusbar.policy.UserInfoController.OnUserInfoChangedListener;
 import com.android.systemui.statusbar.policy.UserSwitcherController;
 
 import java.text.NumberFormat;
@@ -43,7 +45,7 @@
  * The header group on Keyguard.
  */
 public class KeyguardStatusBarView extends RelativeLayout
-        implements BatteryController.BatteryStateChangeCallback {
+        implements BatteryStateChangeCallback, OnUserInfoChangedListener {
 
     private boolean mBatteryCharging;
     private boolean mKeyguardUserSwitcherShowing;
@@ -78,6 +80,7 @@
         mCarrierLabel = (TextView) findViewById(R.id.keyguard_carrier_text);
         loadDimens();
         updateUserSwitcher();
+        mBatteryController = Dependency.get(BatteryController.class);
     }
 
     @Override
@@ -203,23 +206,25 @@
         mMultiUserSwitch.setKeyguardMode(keyguardSwitcherAvailable);
     }
 
-    public void setBatteryController(BatteryController batteryController) {
-        mBatteryController = batteryController;
-        ((BatteryMeterView) findViewById(R.id.battery)).setBatteryController(batteryController);
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        UserInfoController userInfoController = Dependency.get(UserInfoController.class);
+        userInfoController.addCallback(this);
+        mUserSwitcherController = Dependency.get(UserSwitcherController.class);
+        mMultiUserSwitch.setUserSwitcherController(mUserSwitcherController);
+        userInfoController.reloadUserInfo();
     }
 
-    public void setUserSwitcherController(UserSwitcherController controller) {
-        mUserSwitcherController = controller;
-        mMultiUserSwitch.setUserSwitcherController(controller);
+    @Override
+    protected void onDetachedFromWindow() {
+        super.onDetachedFromWindow();
+        Dependency.get(UserInfoController.class).removeCallback(this);
     }
 
-    public void setUserInfoController(UserInfoController userInfoController) {
-        userInfoController.addCallback(new UserInfoController.OnUserInfoChangedListener() {
-            @Override
-            public void onUserInfoChanged(String name, Drawable picture, String userAccount) {
-                mMultiUserAvatar.setImageDrawable(picture);
-            }
-        });
+    @Override
+    public void onUserInfoChanged(String name, Drawable picture, String userAccount) {
+        mMultiUserAvatar.setImageDrawable(picture);
     }
 
     public void setQSPanel(QSPanel qsp) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
index 26b0d53..4535992 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LightBarController.java
@@ -19,6 +19,7 @@
 import android.graphics.Rect;
 import android.view.View;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.statusbar.policy.BatteryController;
 
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
@@ -60,11 +61,10 @@
     private final Rect mLastFullscreenBounds = new Rect();
     private final Rect mLastDockedBounds = new Rect();
 
-    public LightBarController(StatusBarIconController statusBarIconController,
-            BatteryController batteryController) {
+    public LightBarController(StatusBarIconController statusBarIconController) {
         mStatusBarIconController = statusBarIconController;
-        mBatteryController = batteryController;
-        batteryController.addCallback(this);
+        mBatteryController = Dependency.get(BatteryController.class);
+        mBatteryController.addCallback(this);
     }
 
     public void setNavigationBar(LightBarTransitionsController navigationBar) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
index fc33ace..316bd5b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/ManagedProfileControllerImpl.java
@@ -38,8 +38,8 @@
     private boolean mListening;
     private int mCurrentUser;
 
-    public ManagedProfileControllerImpl(QSTileHost host) {
-        mContext = host.getContext();
+    public ManagedProfileControllerImpl(Context context) {
+        mContext = context;
         mUserManager = UserManager.get(mContext);
         mProfiles = new LinkedList<UserInfo>();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
index 4d4f9d2..3cbac17 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/MultiUserSwitch.java
@@ -29,7 +29,9 @@
 import android.widget.Button;
 import android.widget.FrameLayout;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.QSPanel;
 import com.android.systemui.statusbar.policy.KeyguardUserSwitcher;
@@ -65,7 +67,7 @@
 
     public void setQsPanel(QSPanel qsPanel) {
         mQsPanel = qsPanel;
-        setUserSwitcherController(qsPanel.getHost().getUserSwitcherController());
+        setUserSwitcherController(Dependency.get(UserSwitcherController.class));
     }
 
     public boolean hasMultipleUsers() {
@@ -134,7 +136,7 @@
                 Intent intent = ContactsContract.QuickContact.composeQuickContactsIntent(
                         getContext(), v, ContactsContract.Profile.CONTENT_URI,
                         ContactsContract.QuickContact.MODE_LARGE, null);
-                mQsPanel.getHost().startActivityDismissingKeyguard(intent);
+                Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(intent, 0);
             }
         }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
index 3423a3c..3c46d26 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarFragment.java
@@ -64,7 +64,9 @@
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.keyguard.LatencyTracker;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
+import com.android.systemui.SysUiServiceProvider;
 import com.android.systemui.SystemUIApplication;
 import com.android.systemui.assist.AssistManager;
 import com.android.systemui.fragments.FragmentHostManager;
@@ -124,16 +126,17 @@
     @Override
     public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        mCommandQueue = SystemUIApplication.getComponent(getContext(), CommandQueue.class);
+        mCommandQueue = SysUiServiceProvider.getComponent(getContext(), CommandQueue.class);
         mCommandQueue.addCallbacks(this);
-        mPhoneStatusBar = SystemUIApplication.getComponent(getContext(), PhoneStatusBar.class);
-        mRecents = SystemUIApplication.getComponent(getContext(), Recents.class);
-        mDivider = SystemUIApplication.getComponent(getContext(), Divider.class);
+        mPhoneStatusBar = SysUiServiceProvider.getComponent(getContext(), PhoneStatusBar.class);
+        mRecents = SysUiServiceProvider.getComponent(getContext(), Recents.class);
+        mDivider = SysUiServiceProvider.getComponent(getContext(), Divider.class);
         mWindowManager = getContext().getSystemService(WindowManager.class);
         mAccessibilityManager = getContext().getSystemService(AccessibilityManager.class);
         if (savedInstanceState != null) {
             mDisabledFlags1 = savedInstanceState.getInt(EXTRA_DISABLE_STATE, 0);
         }
+        mAssistManager = Dependency.get(AssistManager.class);
 
         try {
             WindowManagerGlobal.getWindowManagerService()
@@ -400,10 +403,6 @@
         ButtonDispatcher homeButton = mNavigationBarView.getHomeButton();
         homeButton.setOnTouchListener(this::onHomeTouch);
         homeButton.setOnLongClickListener(this::onHomeLongClick);
-
-        if (mAssistManager != null) {
-            mAssistManager.onConfigurationChanged();
-        }
     }
 
     private boolean onHomeTouch(View v, MotionEvent event) {
@@ -436,10 +435,6 @@
     }
 
     private void onVerticalChanged(boolean isVertical) {
-        if (mAssistManager != null) {
-            // TODO: Clean this up.
-            mAssistManager.onConfigurationChanged();
-        }
         mPhoneStatusBar.setQsScrimEnabled(!isVertical);
     }
 
@@ -562,11 +557,6 @@
 
     // ----- Methods that PhoneStatusBar talks to (should be minimized) -----
 
-    public void setAssistManager(AssistManager assistManager) {
-        mAssistManager = assistManager;
-        mAssistManager.onConfigurationChanged();
-    }
-
     public void setLightBarController(LightBarController lightBarController) {
         mLightBarController = lightBarController;
         mLightBarController.setNavigationBar(mNavigationBarView.getLightTransitionsController());
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 001edb3..cb9fbb9 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -20,6 +20,7 @@
 import static android.app.StatusBarManager.WINDOW_STATE_HIDDEN;
 import static android.app.StatusBarManager.WINDOW_STATE_SHOWING;
 import static android.app.StatusBarManager.windowStateToString;
+
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT;
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_LIGHTS_OUT_TRANSPARENT;
 import static com.android.systemui.statusbar.phone.BarTransitions.MODE_OPAQUE;
@@ -71,13 +72,11 @@
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.os.Handler;
 import android.os.HandlerThread;
 import android.os.IBinder;
 import android.os.Looper;
 import android.os.Message;
 import android.os.PowerManager;
-import android.os.Process;
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.SystemClock;
@@ -120,8 +119,9 @@
 import com.android.keyguard.KeyguardUpdateMonitor;
 import com.android.keyguard.KeyguardUpdateMonitorCallback;
 import com.android.keyguard.ViewMediatorCallback;
-import com.android.systemui.BatteryMeterView;
+import com.android.systemui.ActivityStarterDelegate;
 import com.android.systemui.DemoMode;
+import com.android.systemui.Dependency;
 import com.android.systemui.EventLogConstants;
 import com.android.systemui.EventLogTags;
 import com.android.systemui.Interpolators;
@@ -130,6 +130,7 @@
 import com.android.systemui.SysUiServiceProvider;
 import com.android.systemui.SystemUIApplication;
 import com.android.systemui.SystemUIFactory;
+import com.android.systemui.assist.AssistManager;
 import com.android.systemui.classifier.FalsingLog;
 import com.android.systemui.classifier.FalsingManager;
 import com.android.systemui.doze.DozeHost;
@@ -138,7 +139,7 @@
 import com.android.systemui.fragments.PluginFragmentListener;
 import com.android.systemui.keyguard.KeyguardViewMediator;
 import com.android.systemui.plugins.qs.QS;
-import com.android.systemui.plugins.qs.QS.ActivityStarter;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.BaseStatusBarHeader;
 import com.android.systemui.qs.QSFragment;
 import com.android.systemui.qs.QSPanel;
@@ -168,27 +169,22 @@
 import com.android.systemui.statusbar.StatusBarState;
 import com.android.systemui.statusbar.notification.VisualStabilityManager;
 import com.android.systemui.statusbar.phone.UnlockMethodCache.OnUnlockMethodChangedListener;
-import com.android.systemui.statusbar.policy.AccessibilityController;
 import com.android.systemui.statusbar.policy.BatteryController;
 import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback;
 import com.android.systemui.statusbar.policy.BatteryControllerImpl;
-import com.android.systemui.statusbar.policy.BluetoothControllerImpl;
 import com.android.systemui.statusbar.policy.BrightnessMirrorController;
-import com.android.systemui.statusbar.policy.CastControllerImpl;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController.DeviceProvisionedListener;
 import com.android.systemui.statusbar.policy.EncryptionHelper;
-import com.android.systemui.statusbar.policy.FlashlightControllerImpl;
 import com.android.systemui.statusbar.policy.HeadsUpManager;
-import com.android.systemui.statusbar.policy.HotspotControllerImpl;
+import com.android.systemui.statusbar.policy.KeyguardMonitor;
 import com.android.systemui.statusbar.policy.KeyguardMonitorImpl;
 import com.android.systemui.statusbar.policy.KeyguardUserSwitcher;
-import com.android.systemui.statusbar.policy.LocationControllerImpl;
 import com.android.systemui.statusbar.policy.NetworkController;
-import com.android.systemui.statusbar.policy.NetworkControllerImpl;
-import com.android.systemui.statusbar.policy.NextAlarmControllerImpl;
 import com.android.systemui.statusbar.policy.OnHeadsUpChangedListener;
 import com.android.systemui.statusbar.policy.PreviewInflater;
-import com.android.systemui.statusbar.policy.RotationLockControllerImpl;
-import com.android.systemui.statusbar.policy.SecurityControllerImpl;
+import com.android.systemui.statusbar.policy.SecurityController;
+import com.android.systemui.statusbar.policy.UserInfoController;
 import com.android.systemui.statusbar.policy.UserInfoControllerImpl;
 import com.android.systemui.statusbar.policy.UserSwitcherController;
 import com.android.systemui.statusbar.policy.ZenModeController;
@@ -305,25 +301,8 @@
 
     PhoneStatusBarPolicy mIconPolicy;
 
-    // These are no longer handled by the policy, because we need custom strategies for them
-    protected BluetoothControllerImpl mBluetoothController;
-    SecurityControllerImpl mSecurityController;
-    protected BatteryController mBatteryController;
-    LocationControllerImpl mLocationController;
-    NetworkControllerImpl mNetworkController;
-    HotspotControllerImpl mHotspotController;
-    RotationLockControllerImpl mRotationLockController;
-    UserInfoControllerImpl mUserInfoController;
-    protected ZenModeController mZenModeController;
-    CastControllerImpl mCastController;
     VolumeComponent mVolumeComponent;
-    KeyguardUserSwitcher mKeyguardUserSwitcher;
-    FlashlightControllerImpl mFlashlightController;
-    protected UserSwitcherController mUserSwitcherController;
-    NextAlarmControllerImpl mNextAlarmController;
-    protected KeyguardMonitorImpl mKeyguardMonitor;
     BrightnessMirrorController mBrightnessMirrorController;
-    AccessibilityController mAccessibilityController;
     protected FingerprintUnlockController mFingerprintUnlockController;
     LightBarController mLightBarController;
     protected LockscreenWallpaper mLockscreenWallpaper;
@@ -410,23 +389,16 @@
         : null;
 
     private ScreenPinningRequest mScreenPinningRequest;
-    private HandlerThread mHandlerThread;
-    private HandlerThread mTimeTickThread;
-    private Handler mTimeTickHandler;
 
     // ensure quick settings is disabled until the current user makes it through the setup wizard
     private boolean mUserSetup = false;
-    private ContentObserver mUserSetupObserver = new ContentObserver(new Handler()) {
+    private DeviceProvisionedListener mUserSetupObserver = new DeviceProvisionedListener() {
         @Override
-        public void onChange(boolean selfChange) {
-            final boolean userSetup = 0 != Settings.Secure.getIntForUser(
-                    mContext.getContentResolver(),
-                    Settings.Secure.USER_SETUP_COMPLETE,
-                    0 /*default */,
-                    mCurrentUserId);
+        public void onUserSetupChanged() {
+            final boolean userSetup = mDeviceProvisionedController.isUserSetup(
+                    mDeviceProvisionedController.getCurrentUser());
             if (MULTIUSER_DEBUG) Log.d(TAG, String.format("User setup changed: " +
-                    "selfChange=%s userSetup=%s mUserSetup=%s",
-                    selfChange, userSetup, mUserSetup));
+                    "userSetup=%s mUserSetup=%s", userSetup, mUserSetup));
 
             if (userSetup != mUserSetup) {
                 mUserSetup = userSetup;
@@ -435,9 +407,7 @@
                 if (mKeyguardBottomArea != null) {
                     mKeyguardBottomArea.setUserSetupComplete(mUserSetup);
                 }
-                if (mNetworkController != null) {
-                    mNetworkController.setUserSetupComplete(mUserSetup);
-                }
+                updateQsExpansionEnabled();
             }
             if (mIconPolicy != null) {
                 mIconPolicy.setCurrentUserSetup(mUserSetup);
@@ -638,6 +608,13 @@
         }
     };
 
+    private KeyguardUserSwitcher mKeyguardUserSwitcher;
+    private UserSwitcherController mUserSwitcherController;
+    private NetworkController mNetworkController;
+    private KeyguardMonitorImpl mKeyguardMonitor;
+    private BatteryController mBatteryController;
+    private DeviceProvisionedController mDeviceProvisionedController;
+
     private void recycleAllVisibilityObjects(ArraySet<NotificationVisibility> array) {
         final int N = array.size();
         for (int i = 0 ; i < N; i++) {
@@ -671,19 +648,20 @@
 
     @Override
     public void start() {
+        mNetworkController = Dependency.get(NetworkController.class);
+        mUserSwitcherController = Dependency.get(UserSwitcherController.class);
+        mKeyguardMonitor = (KeyguardMonitorImpl) Dependency.get(KeyguardMonitor.class);
+        mBatteryController = Dependency.get(BatteryController.class);
+        mAssistManager = Dependency.get(AssistManager.class);
+        mDeviceProvisionedController = Dependency.get(DeviceProvisionedController.class);
+
         mDisplay = ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
                 .getDefaultDisplay();
         updateDisplaySize();
         mScrimSrcModeEnabled = mContext.getResources().getBoolean(
                 R.bool.config_status_bar_scrim_behind_use_src);
 
-        // Background thread for any controllers that need it.
-        mHandlerThread = new HandlerThread(TAG, Process.THREAD_PRIORITY_BACKGROUND);
-        mHandlerThread.start();
-        mTimeTickThread = new HandlerThread("TimeTick");
-        mTimeTickThread.start();
-        mTimeTickHandler = new Handler(mTimeTickThread.getLooper());
-        DateTimeView.setReceiverHandler(mTimeTickHandler);
+        DateTimeView.setReceiverHandler(Dependency.get(Dependency.TIME_TICK_HANDLER));
         putComponent(PhoneStatusBar.class, this);
 
         super.start(); // calls createAndAddWindows()
@@ -694,9 +672,7 @@
         // in session state
 
         // Lastly, call to the icon policy to install/update all the icons.
-        mIconPolicy = new PhoneStatusBarPolicy(mContext, mIconController, mCastController,
-                mHotspotController, mUserInfoController, mBluetoothController,
-                mRotationLockController, mNetworkController.getDataSaverController(), mNextAlarmController);
+        mIconPolicy = new PhoneStatusBarPolicy(mContext, mIconController);
         mIconPolicy.setCurrentUserSetup(mUserSetup);
         mSettingsObserver.onChange(false); // set up
 
@@ -717,12 +693,11 @@
         mDozeServiceHost = new DozeServiceHost();
         putComponent(DozeHost.class, mDozeServiceHost);
 
-        setControllerUsers();
-
         notifyUserAboutHiddenNotifications();
 
         mScreenPinningRequest = new ScreenPinningRequest(mContext);
         mFalsingManager = FalsingManager.getInstance(mContext);
+        Dependency.get(ActivityStarterDelegate.class).setActivityStarterImpl(this);
     }
 
     protected void createIconController() {
@@ -796,8 +771,6 @@
             // no window manager? good luck with that
         }
 
-        mAssistManager = SystemUIFactory.getInstance().createAssistManager(this, context);
-
         // figure out which pixel-format to use for the status bar.
         mPixelFormat = PixelFormat.OPAQUE;
 
@@ -828,8 +801,6 @@
                 (KeyguardStatusView) mStatusBarWindow.findViewById(R.id.keyguard_status_view);
         mKeyguardBottomArea =
                 (KeyguardBottomAreaView) mStatusBarWindow.findViewById(R.id.keyguard_bottom_area);
-        mKeyguardBottomArea.setActivityStarter(this);
-        mKeyguardBottomArea.setAssistManager(mAssistManager);
         mKeyguardIndicationController = new KeyguardIndicationController(mContext,
                 (ViewGroup) mStatusBarWindow.findViewById(R.id.keyguard_indication_area),
                 mKeyguardBottomArea.getLockIcon());
@@ -840,7 +811,7 @@
 
         createIconController();
 
-        mBatteryController = createBatteryController();
+        // TODO: Find better place for this callback.
         mBatteryController.addCallback(new BatteryStateChangeCallback() {
             @Override
             public void onPowerSaveChanged(boolean isPowerSave) {
@@ -856,7 +827,7 @@
             }
         });
 
-        mLightBarController = new LightBarController(mIconController, mBatteryController);
+        mLightBarController = new LightBarController(mIconController);
         if (mNavigationBar != null) {
             mNavigationBar.setLightBarController(mLightBarController);
         }
@@ -885,36 +856,12 @@
                 mNotificationPanel);
 
         // Other icons
-        mLocationController = new LocationControllerImpl(mContext,
-                mHandlerThread.getLooper()); // will post a notification
-        mNetworkController = new NetworkControllerImpl(mContext, mHandlerThread.getLooper());
-        mNetworkController.setUserSetupComplete(mUserSetup);
-        mHotspotController = new HotspotControllerImpl(mContext);
-        mBluetoothController = new BluetoothControllerImpl(mContext, mHandlerThread.getLooper());
-        mSecurityController = new SecurityControllerImpl(mContext);
-        if (mContext.getResources().getBoolean(R.bool.config_showRotationLock)) {
-            mRotationLockController = new RotationLockControllerImpl(mContext);
-        }
-        mUserInfoController = new UserInfoControllerImpl(mContext);
         mVolumeComponent = getComponent(VolumeComponent.class);
-        if (mVolumeComponent != null) {
-            mZenModeController = mVolumeComponent.getZenController();
-        }
-        mCastController = new CastControllerImpl(mContext);
 
-        initSignalCluster(mStatusBarView);
-        initSignalCluster(mKeyguardStatusBar);
         initEmergencyCryptkeeperText();
 
-        mFlashlightController = new FlashlightControllerImpl(mContext);
-        mKeyguardBottomArea.setFlashlightController(mFlashlightController);
         mKeyguardBottomArea.setPhoneStatusBar(this);
         mKeyguardBottomArea.setUserSetupComplete(mUserSetup);
-        mAccessibilityController = new AccessibilityController(mContext);
-        mKeyguardBottomArea.setAccessibilityController(mAccessibilityController);
-        mNextAlarmController = new NextAlarmControllerImpl(mContext);
-        mKeyguardMonitor = new KeyguardMonitorImpl(mContext);
-            mUserSwitcherController = createUserSwitcherController();
         if (UserManager.get(mContext).isUserSwitcherEnabled()) {
             createUserSwitcher();
         }
@@ -926,12 +873,7 @@
             new PluginFragmentListener(container, QS.TAG, R.id.qs_frame, QSFragment.class, QS.class)
                     .startListening(QS.ACTION, QS.VERSION);
             final QSTileHost qsh = SystemUIFactory.getInstance().createQSTileHost(mContext, this,
-                    mBluetoothController, mLocationController, mRotationLockController,
-                    mNetworkController, mZenModeController, mHotspotController,
-                    mCastController, mFlashlightController,
-                    mUserSwitcherController, mUserInfoController, mKeyguardMonitor,
-                    mSecurityController, mBatteryController, mIconController,
-                    mNextAlarmController);
+                    mIconController);
             mBrightnessMirrorController = new BrightnessMirrorController(mStatusBarWindow);
             fragmentHostManager.addTagListener(QS.TAG, (tag, f) -> {
                 QS qs = (QS) f;
@@ -941,21 +883,9 @@
                     mQSPanel.setBrightnessMirror(mBrightnessMirrorController);
                     mKeyguardStatusBar.setQSPanel(mQSPanel);
                 }
-                mHeader = qs.getHeader();
-                initSignalCluster(mHeader);
-                mHeader.setActivityStarter(PhoneStatusBar.this);
             });
         }
 
-        // User info. Trigger first load.
-        mKeyguardStatusBar.setUserInfoController(mUserInfoController);
-        mKeyguardStatusBar.setUserSwitcherController(mUserSwitcherController);
-        mUserInfoController.reloadUserInfo();
-
-        ((BatteryMeterView) mStatusBarView.findViewById(R.id.battery)).setBatteryController(
-                mBatteryController);
-        mKeyguardStatusBar.setBatteryController(mBatteryController);
-
         mReportRejectedTouch = mStatusBarWindow.findViewById(R.id.report_rejected_touch);
         if (mReportRejectedTouch != null) {
             updateReportRejectedTouchVisibility();
@@ -1016,7 +946,8 @@
                 android.Manifest.permission.DUMP, null);
 
         // listen for USER_SETUP_COMPLETE setting (per-user)
-        resetUserSetupObserver();
+        mDeviceProvisionedController.addCallback(mUserSetupObserver);
+        mUserSetupObserver.onUserSetupChanged();
 
         // disable profiling bars, since they overlap and clutter the output on app windows
         ThreadedRenderer.overrideProperty("disableProfileBars", "true");
@@ -1027,21 +958,9 @@
         return mStatusBarView;
     }
 
-    public Handler getTimeTickHandler() {
-        return mTimeTickHandler;
-    }
-
-    public static Handler getTimeTickHandler(Context context) {
-        PhoneStatusBar statusBar = ((SysUiServiceProvider) context.getApplicationContext())
-                .getComponent(PhoneStatusBar.class);
-        return statusBar != null ? statusBar.getTimeTickHandler() :
-                new Handler(Looper.getMainLooper());
-    }
-
     protected void createNavigationBar() {
         mNavigationBarView = NavigationBarFragment.create(mContext, (tag, fragment) -> {
             mNavigationBar = (NavigationBarFragment) fragment;
-            mNavigationBar.setAssistManager(mAssistManager);
             if (mLightBarController != null) {
                 mNavigationBar.setLightBarController(mLightBarController);
             }
@@ -1096,10 +1015,10 @@
         inflateEmptyShadeView();
         updateEmptyShadeView();
         mStatusBarKeyguardViewManager.onDensityOrFontScaleChanged();
-        mUserInfoController.onDensityOrFontScaleChanged();
-        if (mUserSwitcherController != null) {
-            mUserSwitcherController.onDensityOrFontScaleChanged();
-        }
+        // TODO: Bring these out of PhoneStatusBar.
+        ((UserInfoControllerImpl) Dependency.get(UserInfoController.class))
+                .onDensityOrFontScaleChanged();
+        Dependency.get(UserSwitcherController.class).onDensityOrFontScaleChanged();
         if (mKeyguardUserSwitcher != null) {
             mKeyguardUserSwitcher.onDensityOrFontScaleChanged();
         }
@@ -1129,8 +1048,6 @@
                                 R.dimen.signal_cluster_margin_start),
                         0, 0, 0);
                 newCluster.setLayoutParams(layoutParams);
-                newCluster.setSecurityController(mSecurityController);
-                newCluster.setNetworkController(mNetworkController);
                 viewParent.addView(newCluster, index);
                 return newCluster;
             }
@@ -1161,11 +1078,7 @@
     protected void createUserSwitcher() {
         mKeyguardUserSwitcher = new KeyguardUserSwitcher(mContext,
                 (ViewStub) mStatusBarWindow.findViewById(R.id.keyguard_user_switcher),
-                mKeyguardStatusBar, mNotificationPanel, mUserSwitcherController);
-    }
-
-    protected UserSwitcherController createUserSwitcherController() {
-        return new UserSwitcherController(mContext, mKeyguardMonitor, mHandler, this);
+                mKeyguardStatusBar, mNotificationPanel);
     }
 
     protected void inflateStatusBarWindow(Context context) {
@@ -1173,15 +1086,6 @@
                 R.layout.super_status_bar, null);
     }
 
-    protected void initSignalCluster(View containerView) {
-        SignalClusterView signalCluster =
-                (SignalClusterView) containerView.findViewById(R.id.signal_cluster);
-        if (signalCluster != null) {
-            signalCluster.setSecurityController(mSecurityController);
-            signalCluster.setNetworkController(mNetworkController);
-        }
-    }
-
     public void clearAllNotifications() {
 
         // animate-swipe all dismissable notifications, then animate the shade closed
@@ -2383,6 +2287,11 @@
     }
 
     @Override
+    public void startActivity(Intent intent, boolean onlyProvisioned, boolean dismissShade) {
+        startActivityDismissingKeyguard(intent, onlyProvisioned, dismissShade);
+    }
+
+    @Override
     public void startActivity(Intent intent, boolean dismissShade, Callback callback) {
         startActivityDismissingKeyguard(intent, false, dismissShade, callback);
     }
@@ -3229,30 +3138,7 @@
         if (mStatusBarWindowManager != null) {
             mStatusBarWindowManager.dump(fd, pw, args);
         }
-        if (mNetworkController != null) {
-            mNetworkController.dump(fd, pw, args);
-        }
-        if (mBluetoothController != null) {
-            mBluetoothController.dump(fd, pw, args);
-        }
-        if (mHotspotController != null) {
-            mHotspotController.dump(fd, pw, args);
-        }
-        if (mCastController != null) {
-            mCastController.dump(fd, pw, args);
-        }
-        if (mUserSwitcherController != null) {
-            mUserSwitcherController.dump(fd, pw, args);
-        }
-        if (mBatteryController != null) {
-            mBatteryController.dump(fd, pw, args);
-        }
-        if (mNextAlarmController != null) {
-            mNextAlarmController.dump(fd, pw, args);
-        }
-        if (mSecurityController != null) {
-            mSecurityController.dump(fd, pw, args);
-        }
+
         if (mHeadsUpManager != null) {
             mHeadsUpManager.dump(fd, pw, args);
         } else {
@@ -3266,9 +3152,6 @@
         if (KeyguardUpdateMonitor.getInstance(mContext) != null) {
             KeyguardUpdateMonitor.getInstance(mContext).dump(fd, pw, args);
         }
-        if (mFlashlightController != null) {
-            mFlashlightController.dump(fd, pw, args);
-        }
 
         FalsingManager.getInstance(mContext).dump(pw);
         FalsingLog.dump(pw);
@@ -3495,7 +3378,6 @@
 
         updateRowStates();
         mScreenPinningRequest.onConfigurationChanged();
-        mNetworkController.onConfigurationChanged();
     }
 
     @Override
@@ -3505,8 +3387,6 @@
         animateCollapsePanels();
         updatePublicMode();
         updateNotifications();
-        resetUserSetupObserver();
-        setControllerUsers();
         clearCurrentMediaNotification();
         setLockscreenUser(newUserId);
     }
@@ -3517,26 +3397,6 @@
         updateMediaMetaData(true, false);
     }
 
-    private void setControllerUsers() {
-        if (mZenModeController != null) {
-            mZenModeController.setUserId(mCurrentUserId);
-        }
-        if (mSecurityController != null) {
-            mSecurityController.onUserSwitched(mCurrentUserId);
-        }
-        if (mNetworkController != null) {
-            mNetworkController.onUserSwitched(mCurrentUserId);
-        }
-    }
-
-    private void resetUserSetupObserver() {
-        mContext.getContentResolver().unregisterContentObserver(mUserSetupObserver);
-        mUserSetupObserver.onChange(false);
-        mContext.getContentResolver().registerContentObserver(
-                Settings.Secure.getUriFor(Settings.Secure.USER_SETUP_COMPLETE), true,
-                mUserSetupObserver, mCurrentUserId);
-    }
-
     /**
      * Reload some of our resources when the configuration changes.
      *
@@ -3717,32 +3577,23 @@
         }
     };
 
+    @Override
     public void postQSRunnableDismissingKeyguard(final Runnable runnable) {
-        mHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                mLeaveOpenOnKeyguardHide = true;
-                executeRunnableDismissingKeyguard(runnable, null, false, false, false);
-            }
+        mHandler.post(() -> {
+            mLeaveOpenOnKeyguardHide = true;
+            executeRunnableDismissingKeyguard(runnable, null, false, false, false);
         });
     }
 
+    @Override
     public void postStartActivityDismissingKeyguard(final PendingIntent intent) {
-        mHandler.post(new Runnable() {
-            @Override
-            public void run() {
-                startPendingIntentDismissingKeyguard(intent);
-            }
-        });
+        mHandler.post(() -> startPendingIntentDismissingKeyguard(intent));
     }
 
+    @Override
     public void postStartActivityDismissingKeyguard(final Intent intent, int delay) {
-        mHandler.postDelayed(new Runnable() {
-            @Override
-            public void run() {
-                handleStartActivityDismissingKeyguard(intent, true /*onlyProvisioned*/);
-            }
-        }, delay);
+        mHandler.postDelayed(() ->
+                handleStartActivityDismissingKeyguard(intent, true /*onlyProvisioned*/), delay);
     }
 
     private void handleStartActivityDismissingKeyguard(Intent intent, boolean onlyProvisioned) {
@@ -3794,10 +3645,6 @@
             mWindowManager.removeViewImmediate(mNavigationBarView);
             mNavigationBarView = null;
         }
-        if (mHandlerThread != null) {
-            mHandlerThread.quitSafely();
-            mHandlerThread = null;
-        }
         mContext.unregisterReceiver(mBroadcastReceiver);
         mContext.unregisterReceiver(mDemoReceiver);
         mAssistManager.destroy();
@@ -3808,12 +3655,11 @@
                 (SignalClusterView) mKeyguardStatusBar.findViewById(R.id.signal_cluster);
         final SignalClusterView signalClusterQs =
                 (SignalClusterView) mHeader.findViewById(R.id.signal_cluster);
-        mNetworkController.removeCallback(signalCluster);
-        mNetworkController.removeCallback(signalClusterKeyguard);
-        mNetworkController.removeCallback(signalClusterQs);
         if (mQSPanel != null && mQSPanel.getHost() != null) {
             mQSPanel.getHost().destroy();
         }
+        Dependency.get(ActivityStarterDelegate.class).setActivityStarterImpl(null);
+        mDeviceProvisionedController.removeCallback(mUserSetupObserver);
     }
 
     private boolean mDemoModeAllowed;
@@ -4988,7 +4834,7 @@
 
         @Override
         public boolean isPowerSaveActive() {
-            return mBatteryController != null && mBatteryController.isPowerSave();
+            return mBatteryController.isPowerSave();
         }
 
         @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index 9ee1e8f..1044ecf 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -36,6 +36,7 @@
 
 import com.android.internal.telephony.IccCardConstants;
 import com.android.internal.telephony.TelephonyIntents;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.tiles.DndTile;
 import com.android.systemui.qs.tiles.RotationLockTile;
@@ -99,22 +100,19 @@
 
     private BluetoothController mBluetooth;
 
-    public PhoneStatusBarPolicy(Context context, StatusBarIconController iconController,
-            CastController cast, HotspotController hotspot, UserInfoController userInfoController,
-            BluetoothController bluetooth, RotationLockController rotationLockController,
-            DataSaverController dataSaver, NextAlarmController nextAlarm) {
+    public PhoneStatusBarPolicy(Context context, StatusBarIconController iconController) {
         mContext = context;
         mIconController = iconController;
-        mCast = cast;
-        mHotspot = hotspot;
-        mBluetooth = bluetooth;
+        mCast = Dependency.get(CastController.class);
+        mHotspot = Dependency.get(HotspotController.class);
+        mBluetooth = Dependency.get(BluetoothController.class);
         mBluetooth.addCallback(this);
-        mNextAlarm = nextAlarm;
+        mNextAlarm = Dependency.get(NextAlarmController.class);
         mAlarmManager = (AlarmManager) context.getSystemService(Context.ALARM_SERVICE);
-        mUserInfoController = userInfoController;
+        mUserInfoController = Dependency.get(UserInfoController.class);
         mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
-        mRotationLockController = rotationLockController;
-        mDataSaver = dataSaver;
+        mRotationLockController = Dependency.get(RotationLockController.class);
+        mDataSaver = Dependency.get(DataSaverController.class);
 
         mSlotCast = context.getString(com.android.internal.R.string.status_bar_cast);
         mSlotHotspot = context.getString(com.android.internal.R.string.status_bar_hotspot);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
index d4cf533..2f76cb1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QSTileHost.java
@@ -17,15 +17,11 @@
 package com.android.systemui.statusbar.phone;
 
 import android.app.ActivityManager;
-import android.app.PendingIntent;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
 import android.os.Handler;
-import android.os.HandlerThread;
-import android.os.Looper;
-import android.os.Process;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.provider.Settings;
@@ -33,8 +29,8 @@
 import android.service.quicksettings.Tile;
 import android.text.TextUtils;
 import android.util.Log;
-import android.view.View;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.qs.QSTile;
 import com.android.systemui.qs.external.CustomTile;
@@ -58,20 +54,6 @@
 import com.android.systemui.qs.tiles.UserTile;
 import com.android.systemui.qs.tiles.WifiTile;
 import com.android.systemui.qs.tiles.WorkModeTile;
-import com.android.systemui.statusbar.policy.BatteryController;
-import com.android.systemui.statusbar.policy.BluetoothController;
-import com.android.systemui.statusbar.policy.CastController;
-import com.android.systemui.statusbar.policy.NextAlarmController;
-import com.android.systemui.statusbar.policy.FlashlightController;
-import com.android.systemui.statusbar.policy.HotspotController;
-import com.android.systemui.statusbar.policy.KeyguardMonitor;
-import com.android.systemui.statusbar.policy.LocationController;
-import com.android.systemui.statusbar.policy.NetworkController;
-import com.android.systemui.statusbar.policy.RotationLockController;
-import com.android.systemui.statusbar.policy.SecurityController;
-import com.android.systemui.statusbar.policy.UserInfoController;
-import com.android.systemui.statusbar.policy.UserSwitcherController;
-import com.android.systemui.statusbar.policy.ZenModeController;
 import com.android.systemui.tuner.TunerService;
 import com.android.systemui.tuner.TunerService.Tunable;
 
@@ -80,7 +62,6 @@
 import java.util.Collection;
 import java.util.LinkedHashMap;
 import java.util.List;
-import java.util.Map;
 
 /** Platform implementation of the quick settings tile host **/
 public class QSTileHost implements QSTile.Host, Tunable {
@@ -93,81 +74,31 @@
     private final PhoneStatusBar mStatusBar;
     private final LinkedHashMap<String, QSTile<?>> mTiles = new LinkedHashMap<>();
     protected final ArrayList<String> mTileSpecs = new ArrayList<>();
-    private final BluetoothController mBluetooth;
-    private final LocationController mLocation;
-    private final RotationLockController mRotation;
-    private final NetworkController mNetwork;
-    private final ZenModeController mZen;
-    private final HotspotController mHotspot;
-    private final CastController mCast;
-    private final Looper mLooper;
-    private final FlashlightController mFlashlight;
-    private final UserSwitcherController mUserSwitcherController;
-    private final UserInfoController mUserInfoController;
-    private final KeyguardMonitor mKeyguard;
-    private final SecurityController mSecurity;
-    private final BatteryController mBattery;
-    private final StatusBarIconController mIconController;
     private final TileServices mServices;
 
     private final List<Callback> mCallbacks = new ArrayList<>();
     private final AutoTileManager mAutoTiles;
-    private final ManagedProfileController mProfileController;
-    private final NextAlarmController mNextAlarmController;
-    private final HandlerThread mHandlerThread;
-    private View mHeader;
+    private final StatusBarIconController mIconController;
     private int mCurrentUser;
 
     public QSTileHost(Context context, PhoneStatusBar statusBar,
-            BluetoothController bluetooth, LocationController location,
-            RotationLockController rotation, NetworkController network,
-            ZenModeController zen, HotspotController hotspot,
-            CastController cast, FlashlightController flashlight,
-            UserSwitcherController userSwitcher, UserInfoController userInfo,
-            KeyguardMonitor keyguard, SecurityController security,
-            BatteryController battery, StatusBarIconController iconController,
-            NextAlarmController nextAlarmController) {
+            StatusBarIconController iconController) {
+        mIconController = iconController;
         mContext = context;
         mStatusBar = statusBar;
-        mBluetooth = bluetooth;
-        mLocation = location;
-        mRotation = rotation;
-        mNetwork = network;
-        mZen = zen;
-        mHotspot = hotspot;
-        mCast = cast;
-        mFlashlight = flashlight;
-        mUserSwitcherController = userSwitcher;
-        mUserInfoController = userInfo;
-        mKeyguard = keyguard;
-        mSecurity = security;
-        mBattery = battery;
-        mIconController = iconController;
-        mNextAlarmController = nextAlarmController;
-        mProfileController = new ManagedProfileControllerImpl(this);
 
-        mHandlerThread = new HandlerThread(QSTileHost.class.getSimpleName(),
-                Process.THREAD_PRIORITY_BACKGROUND);
-        mHandlerThread.start();
-        mLooper = mHandlerThread.getLooper();
-
-        mServices = new TileServices(this, mLooper);
+        mServices = new TileServices(this, Dependency.get(Dependency.BG_LOOPER));
 
         TunerService.get(mContext).addTunable(this, TILES_SETTING);
         // AutoTileManager can modify mTiles so make sure mTiles has already been initialized.
         mAutoTiles = new AutoTileManager(context, this);
     }
 
-    public NextAlarmController getNextAlarmController() {
-        return mNextAlarmController;
-    }
-
-    public void setHeaderView(View view) {
-        mHeader = view;
+    public StatusBarIconController getIconController() {
+        return mIconController;
     }
 
     public void destroy() {
-        mHandlerThread.quitSafely();
         mTiles.values().forEach(tile -> tile.destroy());
         mAutoTiles.destroy();
         TunerService.get(mContext).removeTunable(this);
@@ -190,30 +121,10 @@
     }
 
     @Override
-    public void startActivityDismissingKeyguard(final Intent intent) {
-        mStatusBar.postStartActivityDismissingKeyguard(intent, 0);
-    }
-
-    @Override
-    public void startActivityDismissingKeyguard(PendingIntent intent) {
-        mStatusBar.postStartActivityDismissingKeyguard(intent);
-    }
-
-    @Override
-    public void startRunnableDismissingKeyguard(Runnable runnable) {
-        mStatusBar.postQSRunnableDismissingKeyguard(runnable);
-    }
-
-    @Override
     public void warn(String message, Throwable t) {
         // already logged
     }
 
-    public void animateToggleQSExpansion() {
-        // TODO: Better path to animated panel expansion.
-        mHeader.callOnClick();
-    }
-
     @Override
     public void collapsePanels() {
         mStatusBar.postAnimateCollapsePanels();
@@ -225,91 +136,15 @@
     }
 
     @Override
-    public Looper getLooper() {
-        return mLooper;
-    }
-
-    @Override
     public Context getContext() {
         return mContext;
     }
 
-    @Override
-    public BluetoothController getBluetoothController() {
-        return mBluetooth;
-    }
-
-    @Override
-    public LocationController getLocationController() {
-        return mLocation;
-    }
-
-    @Override
-    public RotationLockController getRotationLockController() {
-        return mRotation;
-    }
-
-    @Override
-    public NetworkController getNetworkController() {
-        return mNetwork;
-    }
-
-    @Override
-    public ZenModeController getZenModeController() {
-        return mZen;
-    }
-
-    @Override
-    public HotspotController getHotspotController() {
-        return mHotspot;
-    }
-
-    @Override
-    public CastController getCastController() {
-        return mCast;
-    }
-
-    @Override
-    public FlashlightController getFlashlightController() {
-        return mFlashlight;
-    }
-
-    @Override
-    public KeyguardMonitor getKeyguardMonitor() {
-        return mKeyguard;
-    }
-
-    @Override
-    public UserSwitcherController getUserSwitcherController() {
-        return mUserSwitcherController;
-    }
-
-    @Override
-    public UserInfoController getUserInfoController() {
-        return mUserInfoController;
-    }
-
-    @Override
-    public BatteryController getBatteryController() {
-        return mBattery;
-    }
-
-    public SecurityController getSecurityController() {
-        return mSecurity;
-    }
 
     public TileServices getTileServices() {
         return mServices;
     }
 
-    public StatusBarIconController getIconController() {
-        return mIconController;
-    }
-
-    public ManagedProfileController getManagedProfileController() {
-        return mProfileController;
-    }
-
     @Override
     public void onTuningChanged(String key, String newValue) {
         if (!TILES_SETTING.equals(key)) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
index 2fa961d..9e93802 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStatusBarHeader.java
@@ -40,10 +40,11 @@
 import com.android.internal.logging.nano.MetricsProto;
 import com.android.keyguard.KeyguardStatusView;
 import com.android.settingslib.Utils;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.BatteryMeterView;
+import com.android.systemui.Dependency;
 import com.android.systemui.FontSizeUtils;
 import com.android.systemui.R;
-import com.android.systemui.plugins.qs.QS.ActivityStarter;
 import com.android.systemui.plugins.qs.QS.BaseStatusBarHeader;
 import com.android.systemui.plugins.qs.QS.Callback;
 import com.android.systemui.qs.QSPanel;
@@ -51,10 +52,9 @@
 import com.android.systemui.qs.TouchAnimator;
 import com.android.systemui.qs.TouchAnimator.Builder;
 import com.android.systemui.statusbar.SignalClusterView;
-import com.android.systemui.statusbar.policy.BatteryController;
 import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback;
+import com.android.systemui.statusbar.policy.NetworkController;
 import com.android.systemui.statusbar.policy.NetworkController.EmergencyListener;
-import com.android.systemui.statusbar.policy.NetworkControllerImpl;
 import com.android.systemui.statusbar.policy.NextAlarmController;
 import com.android.systemui.statusbar.policy.NextAlarmController.NextAlarmChangeCallback;
 import com.android.systemui.statusbar.policy.UserInfoController;
@@ -71,6 +71,7 @@
 
     private ActivityStarter mActivityStarter;
     private NextAlarmController mNextAlarmController;
+    private UserInfoController mUserInfoController;
     private SettingsButton mSettingsButton;
     protected View mSettingsContainer;
 
@@ -118,7 +119,8 @@
 
         mEdit = findViewById(android.R.id.edit);
         findViewById(android.R.id.edit).setOnClickListener(view ->
-                mHost.startRunnableDismissingKeyguard(() -> mQsPanel.showEdit(view)));
+                Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() ->
+                        mQsPanel.showEdit(view)));
 
         mDateTimeAlarmGroup = (ViewGroup) findViewById(R.id.date_time_alarm_group);
         mDateTimeAlarmGroup.findViewById(R.id.empty_time_view).setVisibility(View.GONE);
@@ -151,6 +153,15 @@
         ((RippleDrawable) mExpandIndicator.getBackground()).setForceSoftware(true);
 
         updateResources();
+
+        // Set the light/dark theming on the header status UI to match the current theme.
+        SignalClusterView cluster = (SignalClusterView) findViewById(R.id.signal_cluster);
+        int colorForeground = Utils.getColorAttr(getContext(), android.R.attr.colorForeground);
+        float intensity = colorForeground / (float) Color.WHITE;
+        cluster.setIconTint(colorForeground, intensity, new Rect(0, 0, 0, 0));
+        BatteryMeterView battery = (BatteryMeterView) findViewById(R.id.battery);
+        int colorSecondary = Utils.getColorAttr(getContext(), android.R.attr.textColorSecondary);
+        battery.setRawColors(colorForeground, colorSecondary);
     }
 
     @Override
@@ -248,11 +259,18 @@
         mExpandIndicator.setExpanded(headerExpansionFraction > EXPAND_INDICATOR_THRESHOLD);
     }
 
+    @Override
+    protected void onAttachedToWindow() {
+        super.onAttachedToWindow();
+        mNextAlarmController = Dependency.get(NextAlarmController.class);
+        mUserInfoController = Dependency.get(UserInfoController.class);
+        mActivityStarter = Dependency.get(ActivityStarter.class);
+    }
+
+    @Override
     @VisibleForTesting
     public void onDetachedFromWindow() {
         setListening(false);
-        mHost.getUserInfoController().removeCallback(this);
-        mHost.getNetworkController().removeEmergencyListener(this);
         super.onDetachedFromWindow();
     }
 
@@ -304,16 +322,17 @@
     private void updateListeners() {
         if (mListening) {
             mNextAlarmController.addCallback(this);
+            mUserInfoController.addCallback(this);
+            if (Dependency.get(NetworkController.class).hasVoiceCallingFeature()) {
+                Dependency.get(NetworkController.class).addEmergencyListener(this);
+            }
         } else {
             mNextAlarmController.removeCallback(this);
+            mUserInfoController.removeCallback(this);
+            Dependency.get(NetworkController.class).removeEmergencyListener(this);
         }
     }
 
-    @Override
-    public void setActivityStarter(ActivityStarter activityStarter) {
-        mActivityStarter = activityStarter;
-    }
-
     public void setQSPanel(final QSPanel qsPanel) {
         mQsPanel = qsPanel;
         setupHost(qsPanel.getHost());
@@ -324,30 +343,9 @@
 
     public void setupHost(final QSTileHost host) {
         mHost = host;
-        host.setHeaderView(mExpandIndicator);
+        //host.setHeaderView(mExpandIndicator);
         mHeaderQsPanel.setQSPanelAndHeader(mQsPanel, this);
         mHeaderQsPanel.setHost(host, null /* No customization in header */);
-        setUserInfoController(host.getUserInfoController());
-        setBatteryController(host.getBatteryController());
-        setNextAlarmController(host.getNextAlarmController());
-
-        final boolean isAPhone = mHost.getNetworkController().hasVoiceCallingFeature();
-        if (isAPhone) {
-            mHost.getNetworkController().addEmergencyListener(this);
-        }
-
-        // Set the light/dark theming on the header status UI to match the current theme.
-        SignalClusterView cluster = (SignalClusterView) findViewById(R.id.signal_cluster);
-        cluster.setNetworkController((NetworkControllerImpl) host.getNetworkController());
-        cluster.setSecurityController(host.getSecurityController());
-        int colorForeground = Utils.getColorAttr(getContext(), android.R.attr.colorForeground);
-        float intensity = colorForeground / (float) Color.WHITE;
-        cluster.setIconTint(colorForeground, intensity,
-                new Rect(0, 0, 0, 0));
-        BatteryMeterView battery = (BatteryMeterView) findViewById(R.id.battery);
-        battery.setBatteryController(host.getBatteryController());
-        int colorSecondary = Utils.getColorAttr(getContext(), android.R.attr.textColorSecondary);
-        battery.setRawColors(colorForeground, colorSecondary);
     }
 
     @Override
@@ -357,7 +355,7 @@
                     mExpanded ? MetricsProto.MetricsEvent.ACTION_QS_EXPANDED_SETTINGS_LAUNCH
                             : MetricsProto.MetricsEvent.ACTION_QS_COLLAPSED_SETTINGS_LAUNCH);
             if (mSettingsButton.isTunerClick()) {
-                mHost.startRunnableDismissingKeyguard(() -> post(() -> {
+                Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() -> {
                     if (TunerService.isTunerEnabled(mContext)) {
                         TunerService.showResetRequest(mContext, () -> {
                             // Relaunch settings so that the tuner disappears.
@@ -370,7 +368,7 @@
                     }
                     startSettingsActivity();
 
-                }));
+                });
             } else {
                 startSettingsActivity();
             }
@@ -385,18 +383,6 @@
                 true /* dismissShade */);
     }
 
-    public void setNextAlarmController(NextAlarmController nextAlarmController) {
-        mNextAlarmController = nextAlarmController;
-    }
-
-    public void setBatteryController(BatteryController batteryController) {
-        batteryController.addCallback(this);
-    }
-
-    public void setUserInfoController(UserInfoController userInfoController) {
-        userInfoController.addCallback(this);
-    }
-
     @Override
     public void setCallback(Callback qsPanelCallback) {
         mHeaderQsPanel.setCallback(qsPanelCallback);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BatteryController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BatteryController.java
index 19dcf03..48ff1c1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BatteryController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BatteryController.java
@@ -17,12 +17,13 @@
 package com.android.systemui.statusbar.policy;
 
 import com.android.systemui.DemoMode;
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.BatteryController.BatteryStateChangeCallback;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 
-public interface BatteryController extends DemoMode,
+public interface BatteryController extends DemoMode, Dumpable,
         CallbackController<BatteryStateChangeCallback> {
     /**
      * Prints the current state of the {@link BatteryController} to the given {@link PrintWriter}.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
index 4c1c378..df30e20 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/BluetoothController.java
@@ -17,11 +17,12 @@
 package com.android.systemui.statusbar.policy;
 
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.BluetoothController.Callback;
 
 import java.util.Collection;
 
-public interface BluetoothController extends CallbackController<Callback> {
+public interface BluetoothController extends CallbackController<Callback>, Dumpable {
     boolean isBluetoothSupported();
     boolean isBluetoothEnabled();
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/CallbackHandler.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/CallbackHandler.java
index 3142ddf..e7056a6 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/CallbackHandler.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/CallbackHandler.java
@@ -47,7 +47,7 @@
     private final ArrayList<SignalCallback> mSignalCallbacks = new ArrayList<>();
 
     public CallbackHandler() {
-        super();
+        super(Looper.getMainLooper());
     }
 
     @VisibleForTesting
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/CastController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/CastController.java
index 6988af7..97be6ed 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/CastController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/CastController.java
@@ -16,11 +16,12 @@
 
 package com.android.systemui.statusbar.policy;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.CastController.Callback;
 
 import java.util.Set;
 
-public interface CastController extends CallbackController<Callback> {
+public interface CastController extends CallbackController<Callback>, Dumpable {
     void setDiscovering(boolean request);
     void setCurrentUserId(int currentUserId);
     Set<CastDevice> getCastDevices();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
index 1dbc664..9cc9749 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/Clock.java
@@ -38,8 +38,8 @@
 import android.widget.TextView;
 
 import com.android.systemui.DemoMode;
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.phone.StatusBarIconController;
 import com.android.systemui.tuner.TunerService;
 import com.android.systemui.tuner.TunerService.Tunable;
@@ -107,7 +107,7 @@
             filter.addAction(Intent.ACTION_USER_SWITCHED);
 
             getContext().registerReceiverAsUser(mIntentReceiver, UserHandle.ALL, filter,
-                    null, PhoneStatusBar.getTimeTickHandler(getContext()));
+                    null, Dependency.get(Dependency.TIME_TICK_HANDLER));
             TunerService.get(getContext()).addTunable(this, CLOCK_SECONDS,
                     StatusBarIconController.ICON_BLACKLIST);
         }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
index 5544c70..dc33633 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DateView.java
@@ -23,12 +23,11 @@
 import android.content.res.TypedArray;
 import android.icu.text.DateFormat;
 import android.icu.text.DisplayContext;
-import android.os.Handler;
 import android.util.AttributeSet;
 import android.widget.TextView;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
 
 import java.util.Date;
 import java.util.Locale;
@@ -87,7 +86,7 @@
         filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);
         filter.addAction(Intent.ACTION_LOCALE_CHANGED);
         getContext().registerReceiver(mIntentReceiver, filter, null,
-                PhoneStatusBar.getTimeTickHandler(getContext()));
+                Dependency.get(Dependency.TIME_TICK_HANDLER));
 
         updateClock();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedController.java
new file mode 100644
index 0000000..aa4eaa7
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedController.java
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2017 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.systemui.statusbar.policy;
+
+import android.content.Context;
+
+import com.android.systemui.statusbar.policy.DeviceProvisionedController.DeviceProvisionedListener;
+
+public interface DeviceProvisionedController extends CallbackController<DeviceProvisionedListener> {
+
+    boolean isDeviceProvisioned();
+    boolean isUserSetup(int currentUser);
+    int getCurrentUser();
+
+    interface DeviceProvisionedListener {
+        default void onDeviceProvisionedChanged() { }
+        default void onUserSwitched() { }
+        default void onUserSetupChanged() { }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedControllerImpl.java
new file mode 100644
index 0000000..0fc300d
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/DeviceProvisionedControllerImpl.java
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2017 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.systemui.statusbar.policy;
+
+import android.app.ActivityManager;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.database.ContentObserver;
+import android.net.Uri;
+import android.provider.Settings.Global;
+import android.provider.Settings.Secure;
+
+import com.android.systemui.Dependency;
+import com.android.systemui.settings.CurrentUserTracker;
+
+import java.util.ArrayList;
+
+public class DeviceProvisionedControllerImpl extends CurrentUserTracker implements
+        DeviceProvisionedController {
+
+    private final ArrayList<DeviceProvisionedListener> mListeners = new ArrayList<>();
+    private final ContentResolver mContentResolver;
+    private final Context mContext;
+    private final Uri mDeviceProvisionedUri;
+    private final Uri mUserSetupUri;
+
+    public DeviceProvisionedControllerImpl(Context context) {
+        super(context);
+        mContext = context;
+        mContentResolver = context.getContentResolver();
+        mDeviceProvisionedUri = Global.getUriFor(Global.DEVICE_PROVISIONED);
+        mUserSetupUri = Secure.getUriFor(Secure.USER_SETUP_COMPLETE);
+    }
+
+    @Override
+    public boolean isDeviceProvisioned() {
+        return Global.getInt(mContentResolver, Global.DEVICE_PROVISIONED, 0) != 0;
+    }
+
+    @Override
+    public boolean isUserSetup(int currentUser) {
+        return Secure.getIntForUser(mContentResolver, Secure.USER_SETUP_COMPLETE, 0, currentUser)
+                != 0;
+    }
+
+    @Override
+    public int getCurrentUser() {
+        return ActivityManager.getCurrentUser();
+    }
+
+    @Override
+    public void addCallback(DeviceProvisionedListener listener) {
+        mListeners.add(listener);
+        if (mListeners.size() == 1) {
+            startListening(getCurrentUser());
+        }
+    }
+
+    @Override
+    public void removeCallback(DeviceProvisionedListener listener) {
+        mListeners.remove(listener);
+        if (mListeners.size() == 0) {
+            stopListening();
+        }
+    }
+
+    private void startListening(int user) {
+        mContentResolver.registerContentObserver(mDeviceProvisionedUri, true,
+                mSettingsObserver, 0);
+        mContentResolver.registerContentObserver(mUserSetupUri, true,
+                mSettingsObserver, user);
+        startTracking();
+    }
+
+    private void stopListening() {
+        stopTracking();
+        mContentResolver.unregisterContentObserver(mSettingsObserver);
+    }
+
+    @Override
+    public void onUserSwitched(int newUserId) {
+        stopListening();
+        startListening(newUserId);
+        notifyUserChanged();
+        notifyUserChanged();
+    }
+
+    private void notifyUserChanged() {
+        mListeners.forEach(c -> c.onUserSwitched());
+    }
+
+    private void notifySetupChanged() {
+        mListeners.forEach(c -> c.onUserSetupChanged());
+    }
+
+    private void notifyProvisionedChanged() {
+        mListeners.forEach(c -> c.onDeviceProvisionedChanged());
+    }
+
+    protected final ContentObserver mSettingsObserver = new ContentObserver(Dependency.get(
+            Dependency.MAIN_HANDLER)) {
+
+        @Override
+        public void onChange(boolean selfChange, Uri uri, int userId) {
+            if (mUserSetupUri.equals(uri)) {
+                notifySetupChanged();
+            } else {
+                notifyProvisionedChanged();
+            }
+        }
+    };
+}
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/FlashlightController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/FlashlightController.java
index 6023f3e..e576f36 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/FlashlightController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/FlashlightController.java
@@ -14,9 +14,10 @@
 
 package com.android.systemui.statusbar.policy;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.FlashlightController.FlashlightListener;
 
-public interface FlashlightController extends CallbackController<FlashlightListener> {
+public interface FlashlightController extends CallbackController<FlashlightListener>, Dumpable {
 
     boolean hasFlashlight();
     void setFlashlight(boolean newState);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotController.java
index daf9d6b..0543678 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HotspotController.java
@@ -16,9 +16,10 @@
 
 package com.android.systemui.statusbar.policy;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.HotspotController.Callback;
 
-public interface HotspotController extends CallbackController<Callback> {
+public interface HotspotController extends CallbackController<Callback>, Dumpable {
     boolean isHotspotEnabled();
     void setHotspotEnabled(boolean enabled);
     boolean isHotspotSupported();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
index 1cf4050..4b283fed 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
@@ -30,6 +30,7 @@
 import android.widget.FrameLayout;
 
 import com.android.settingslib.animation.AppearAnimationUtils;
+import com.android.systemui.Dependency;
 import com.android.systemui.Interpolators;
 import com.android.systemui.R;
 import com.android.systemui.qs.tiles.UserDetailItemView;
@@ -56,10 +57,10 @@
     private boolean mAnimating;
 
     public KeyguardUserSwitcher(Context context, ViewStub userSwitcher,
-            KeyguardStatusBarView statusBarView, NotificationPanelView panelView,
-            UserSwitcherController userSwitcherController) {
+            KeyguardStatusBarView statusBarView, NotificationPanelView panelView) {
         boolean keyguardUserSwitcherEnabled =
                 context.getResources().getBoolean(R.bool.config_keyguardUserSwitcher) || ALWAYS_ON;
+        UserSwitcherController userSwitcherController = Dependency.get(UserSwitcherController.class);
         if (userSwitcherController != null && keyguardUserSwitcherEnabled) {
             mUserSwitcherContainer = (Container) userSwitcher.inflate();
             mBackground = new KeyguardUserSwitcherScrim(context);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
index 082fe82..a22fc6b 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkController.java
@@ -21,17 +21,18 @@
 import android.telephony.SubscriptionInfo;
 import com.android.settingslib.net.DataUsageController;
 import com.android.settingslib.wifi.AccessPoint;
+import com.android.systemui.DemoMode;
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.NetworkController.SignalCallback;
 
 import java.util.List;
 
-public interface NetworkController extends CallbackController<SignalCallback> {
+public interface NetworkController extends CallbackController<SignalCallback>, DemoMode {
 
     boolean hasMobileDataFeature();
     void addCallback(SignalCallback cb);
     void removeCallback(SignalCallback cb);
     void setWifiEnabled(boolean enabled);
-    void onUserSwitched(int newUserId);
     AccessPointController getAccessPointController();
     DataUsageController getMobileDataController();
     DataSaverController getDataSaverController();
@@ -40,6 +41,9 @@
 
     void addEmergencyListener(EmergencyListener listener);
     void removeEmergencyListener(EmergencyListener listener);
+    void setUserSetupComplete(boolean userSetup);
+    boolean hasEmergencyCryptKeeperText();
+    boolean isRadioOn();
 
     public interface SignalCallback {
         default void setWifiIndicators(boolean enabled, IconState statusIcon, IconState qsIcon,
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
index a7fab41..edf2c8a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NetworkControllerImpl.java
@@ -20,6 +20,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.res.Configuration;
 import android.content.res.Resources;
 import android.net.ConnectivityManager;
 import android.net.NetworkCapabilities;
@@ -42,8 +43,12 @@
 import com.android.internal.telephony.PhoneConstants;
 import com.android.internal.telephony.TelephonyIntents;
 import com.android.settingslib.net.DataUsageController;
+import com.android.systemui.ConfigurationChangedReceiver;
 import com.android.systemui.DemoMode;
+import com.android.systemui.Dumpable;
 import com.android.systemui.R;
+import com.android.systemui.settings.CurrentUserTracker;
+import com.android.systemui.statusbar.policy.DeviceProvisionedController.DeviceProvisionedListener;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -60,7 +65,8 @@
 
 /** Platform implementation of the network controller. **/
 public class NetworkControllerImpl extends BroadcastReceiver
-        implements NetworkController, DemoMode, DataUsageController.NetworkNameProvider {
+        implements NetworkController, DemoMode, DataUsageController.NetworkNameProvider,
+        ConfigurationChangedReceiver, Dumpable {
     // debug
     static final String TAG = "NetworkController";
     static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
@@ -80,6 +86,7 @@
     private final boolean mHasMobileDataFeature;
     private final SubscriptionDefaults mSubDefaults;
     private final DataSaverController mDataSaverController;
+    private final CurrentUserTracker mUserTracker;
     private Config mConfig;
 
     // Subcontrollers.
@@ -135,7 +142,8 @@
     /**
      * Construct this controller object and register for updates.
      */
-    public NetworkControllerImpl(Context context, Looper bgLooper) {
+    public NetworkControllerImpl(Context context, Looper bgLooper,
+            DeviceProvisionedController deviceProvisionedController) {
         this(context, (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE),
                 (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE),
                 (WifiManager) context.getSystemService(Context.WIFI_SERVICE),
@@ -143,7 +151,8 @@
                 new CallbackHandler(),
                 new AccessPointControllerImpl(context, bgLooper),
                 new DataUsageController(context),
-                new SubscriptionDefaults());
+                new SubscriptionDefaults(),
+                deviceProvisionedController);
         mReceiverHandler.post(mRegisterListeners);
     }
 
@@ -154,7 +163,8 @@
             CallbackHandler callbackHandler,
             AccessPointControllerImpl accessPointController,
             DataUsageController dataUsageController,
-            SubscriptionDefaults defaultsHandler) {
+            SubscriptionDefaults defaultsHandler,
+            DeviceProvisionedController deviceProvisionedController) {
         mContext = context;
         mConfig = config;
         mReceiverHandler = new Handler(bgLooper);
@@ -191,6 +201,20 @@
 
         // AIRPLANE_MODE_CHANGED is sent at boot; we've probably already missed it
         updateAirplaneMode(true /* force callback */);
+        mUserTracker = new CurrentUserTracker(mContext) {
+            @Override
+            public void onUserSwitched(int newUserId) {
+                NetworkControllerImpl.this.onUserSwitched(newUserId);
+            }
+        };
+        mUserTracker.startTracking();
+        deviceProvisionedController.addCallback(new DeviceProvisionedListener() {
+            @Override
+            public void onUserSetupChanged() {
+                setUserSetupComplete(deviceProvisionedController.isUserSetup(
+                        deviceProvisionedController.getCurrentUser()));
+            }
+        });
     }
 
     public DataSaverController getDataSaverController() {
@@ -358,8 +382,7 @@
         }.execute();
     }
 
-    @Override
-    public void onUserSwitched(int newUserId) {
+    private void onUserSwitched(int newUserId) {
         mCurrentUserId = newUserId;
         mAccessPoints.onUserSwitched(newUserId);
         updateConnectivity();
@@ -413,7 +436,7 @@
         }
     }
 
-    public void onConfigurationChanged() {
+    public void onConfigurationChanged(Configuration newConfig) {
         mConfig = Config.readConfig(mContext);
         mReceiverHandler.post(new Runnable() {
             @Override
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NextAlarmController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NextAlarmController.java
index e5b0c03..366a752 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/NextAlarmController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/NextAlarmController.java
@@ -16,9 +16,10 @@
 
 import android.app.AlarmManager;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.NextAlarmController.NextAlarmChangeCallback;
 
-public interface NextAlarmController extends CallbackController<NextAlarmChangeCallback> {
+public interface NextAlarmController extends CallbackController<NextAlarmChangeCallback>, Dumpable {
 
     public interface NextAlarmChangeCallback {
         void onNextAlarmChanged(AlarmManager.AlarmClockInfo nextAlarm);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
index 3142228..3f8e41a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityController.java
@@ -15,9 +15,11 @@
  */
 package com.android.systemui.statusbar.policy;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.SecurityController.SecurityControllerCallback;
 
-public interface SecurityController extends CallbackController<SecurityControllerCallback> {
+public interface SecurityController extends CallbackController<SecurityControllerCallback>,
+        Dumpable {
     /** Whether the device has device owner, even if not on this user. */
     boolean isDeviceManaged();
     boolean hasProfileOwner();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
index df959bd..19ced23 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/SecurityControllerImpl.java
@@ -39,12 +39,13 @@
 import com.android.internal.net.LegacyVpnInfo;
 import com.android.internal.net.VpnConfig;
 import com.android.systemui.R;
+import com.android.systemui.settings.CurrentUserTracker;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
 import java.util.ArrayList;
 
-public class SecurityControllerImpl implements SecurityController {
+public class SecurityControllerImpl extends CurrentUserTracker implements SecurityController {
 
     private static final String TAG = "SecurityController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
@@ -73,6 +74,7 @@
     private int mVpnUserId;
 
     public SecurityControllerImpl(Context context) {
+        super(context);
         mContext = context;
         mDevicePolicyManager = (DevicePolicyManager)
                 context.getSystemService(Context.DEVICE_POLICY_SERVICE);
@@ -87,6 +89,7 @@
         // TODO: re-register network callback on user change.
         mConnectivityManager.registerNetworkCallback(REQUEST, mNetworkCallback);
         onUserSwitched(ActivityManager.getCurrentUser());
+        startTracking();
     }
 
     public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java
index 4785ba9..f71c5d1 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/UserSwitcherController.java
@@ -52,13 +52,14 @@
 import com.android.internal.messages.nano.SystemMessageProto.SystemMessage;
 import com.android.internal.util.UserIcons;
 import com.android.settingslib.RestrictedLockUtils;
+import com.android.systemui.Dependency;
 import com.android.systemui.GuestResumeSessionReceiver;
 import com.android.systemui.R;
 import com.android.systemui.SystemUI;
 import com.android.systemui.SystemUISecondaryUserService;
 import com.android.systemui.plugins.qs.QS.DetailAdapter;
 import com.android.systemui.qs.tiles.UserDetailView;
-import com.android.systemui.plugins.qs.QS.ActivityStarter;
+import com.android.systemui.ActivityStarter;
 import com.android.systemui.statusbar.phone.SystemUIDialog;
 
 import java.io.FileDescriptor;
@@ -645,11 +646,6 @@
     }
 
     @VisibleForTesting
-    public KeyguardMonitor getKeyguardMonitor() {
-        return mKeyguardMonitor;
-    }
-
-    @VisibleForTesting
     public ArrayList<UserRecord> getUsers() {
         return mUsers;
     }
@@ -657,17 +653,19 @@
     public static abstract class BaseUserAdapter extends BaseAdapter {
 
         final UserSwitcherController mController;
+        private final KeyguardMonitor mKeyguardMonitor;
 
         protected BaseUserAdapter(UserSwitcherController controller) {
             mController = controller;
+            mKeyguardMonitor = Dependency.get(KeyguardMonitor.class);
             controller.addAdapter(new WeakReference<>(this));
         }
 
         @Override
         public int getCount() {
-            boolean secureKeyguardShowing = mController.getKeyguardMonitor().isShowing()
-                    && mController.getKeyguardMonitor().isSecure()
-                    && !mController.getKeyguardMonitor().canSkipBouncer();
+            boolean secureKeyguardShowing = mKeyguardMonitor.isShowing()
+                    && mKeyguardMonitor.isSecure()
+                    && !mKeyguardMonitor.canSkipBouncer();
             if (!secureKeyguardShowing) {
                 return mController.getUsers().size();
             }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeController.java
index bcdb62d..f195f7a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeController.java
@@ -30,7 +30,6 @@
     ZenRule getManualRule();
     ZenModeConfig getConfig();
     long getNextAlarm();
-    void setUserId(int userId);
     boolean isZenAvailable();
     ComponentName getEffectsSuppressor();
     boolean isCountdownConditionSupported();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeControllerImpl.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeControllerImpl.java
index 96efea1..e80d3b3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/ZenModeControllerImpl.java
@@ -40,13 +40,14 @@
 import android.util.Slog;
 
 import com.android.systemui.qs.GlobalSetting;
+import com.android.systemui.settings.CurrentUserTracker;
 
 import java.util.ArrayList;
 import java.util.LinkedHashMap;
 import java.util.Objects;
 
 /** Platform implementation of the zen mode controller. **/
-public class ZenModeControllerImpl implements ZenModeController {
+public class ZenModeControllerImpl extends CurrentUserTracker implements ZenModeController {
     private static final String TAG = "ZenModeController";
     private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
 
@@ -66,6 +67,7 @@
     private ZenModeConfig mConfig;
 
     public ZenModeControllerImpl(Context context, Handler handler) {
+        super(context);
         mContext = context;
         mModeSetting = new GlobalSetting(mContext, handler, Global.ZEN_MODE) {
             @Override
@@ -87,6 +89,7 @@
         mSetupObserver = new SetupObserver(handler);
         mSetupObserver.register();
         mUserManager = context.getSystemService(UserManager.class);
+        startTracking();
     }
 
     @Override
@@ -137,7 +140,7 @@
     }
 
     @Override
-    public void setUserId(int userId) {
+    public void onUserSwitched(int userId) {
         mUserId = userId;
         if (mRegistered) {
             mContext.unregisterReceiver(mReceiver);
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
index 1f0ee57..36c673c 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeComponent.java
@@ -25,7 +25,6 @@
 import java.io.PrintWriter;
 
 public interface VolumeComponent extends DemoMode {
-    ZenModeController getZenController();
     void dismissNow();
     void onConfigurationChanged(Configuration newConfig);
     void dump(FileDescriptor fd, PrintWriter pw, String[] args);
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
index f195a0b..137a12f 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogComponent.java
@@ -16,20 +16,17 @@
 
 package com.android.systemui.volume;
 
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
 import android.content.res.Configuration;
 import android.media.AudioManager;
 import android.media.VolumePolicy;
 import android.os.Bundle;
 import android.os.Handler;
-import android.provider.Settings;
-import android.util.Log;
 import android.view.WindowManager;
 
-import com.android.systemui.R;
+import com.android.systemui.ActivityStarter;
+import com.android.systemui.Dependency;
 import com.android.systemui.SystemUI;
 import com.android.systemui.SystemUIFactory;
 import com.android.systemui.keyguard.KeyguardViewMediator;
@@ -37,11 +34,9 @@
 import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.policy.ZenModeController;
 import com.android.systemui.tuner.TunerService;
-import com.android.systemui.volume.car.CarVolumeDialogController;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
-import java.lang.reflect.Constructor;
 
 /**
  * Implementation of VolumeComponent backed by the new volume dialog.
@@ -69,15 +64,14 @@
             400    // vibrateToSilentDebounce
     );
 
-    public VolumeDialogComponent(SystemUI sysui, Context context, Handler handler,
-            ZenModeController zen) {
+    public VolumeDialogComponent(SystemUI sysui, Context context, Handler handler) {
         mSysui = sysui;
         mContext = context;
         mController = SystemUIFactory.getInstance().createVolumeDialogController(context, null);
         mController.setUserActivityListener(this);
-        mZenModeController = zen;
+        mZenModeController = Dependency.get(ZenModeController.class);
         mDialog = new VolumeDialog(context, WindowManager.LayoutParams.TYPE_VOLUME_OVERLAY,
-                mController, zen, mVolumeDialogCallback);
+                mController, mZenModeController, mVolumeDialogCallback);
         applyConfiguration();
         TunerService.get(mContext).addTunable(this, VOLUME_DOWN_SILENT, VOLUME_UP_SILENT,
                 VOLUME_SILENT_DO_NOT_DISTURB);
@@ -134,11 +128,6 @@
     }
 
     @Override
-    public ZenModeController getZenController() {
-        return mZenModeController;
-    }
-
-    @Override
     public void onConfigurationChanged(Configuration newConfig) {
         // noop
     }
@@ -166,7 +155,7 @@
     }
 
     private void startSettings(Intent intent) {
-        mSysui.getComponent(PhoneStatusBar.class).startActivityDismissingKeyguard(intent,
+        Dependency.get(ActivityStarter.class).startActivity(intent,
                 true /* onlyProvisioned */, true /* dismissShade */);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
index 73d9ea7..02969e4 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeUI.java
@@ -42,8 +42,7 @@
     public void start() {
         mEnabled = mContext.getResources().getBoolean(R.bool.enable_volume_ui);
         if (!mEnabled) return;
-        final ZenModeController zenController = new ZenModeControllerImpl(mContext, mHandler);
-        mVolumeComponent = new VolumeDialogComponent(this, mContext, null, zenController);
+        mVolumeComponent = new VolumeDialogComponent(this, mContext, null);
         putComponent(VolumeComponent.class, getVolumeComponent());
         setDefaultVolumeController();
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/DependencyTest.java b/packages/SystemUI/tests/src/com/android/systemui/DependencyTest.java
new file mode 100644
index 0000000..973f1f2
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/DependencyTest.java
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2017 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.systemui;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+
+import android.os.Looper;
+
+import com.android.systemui.statusbar.policy.FlashlightController;
+
+import org.junit.Test;
+
+public class DependencyTest extends SysuiTestCase {
+
+    @Test
+    public void testClassDependency() {
+        FlashlightController f = mock(FlashlightController.class);
+        injectTestDependency(FlashlightController.class, f);
+        assertEquals(f, Dependency.get(FlashlightController.class));
+    }
+
+    @Test
+    public void testStringDependency() {
+        Looper l = Looper.getMainLooper();
+        injectTestDependency(Dependency.BG_LOOPER, l);
+        assertEquals(l, Dependency.get(Dependency.BG_LOOPER));
+    }
+
+    @Test
+    public void testDump() {
+        Dumpable d = mock(Dumpable.class);
+        injectTestDependency("test", d);
+        Dependency.get("test");
+        mDependency.dump(null, null, null);
+        verify(d).dump(eq(null), eq(null), eq(null));
+    }
+
+    @Test
+    public void testConfigurationChanged() {
+        ConfigurationChangedReceiver d = mock(ConfigurationChangedReceiver.class);
+        injectTestDependency("test", d);
+        Dependency.get("test");
+        mDependency.onConfigurationChanged(null);
+        verify(d).onConfigurationChanged(eq(null));
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java b/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
index d1d7520..5fe5174 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java
@@ -15,11 +15,14 @@
  */
 package com.android.systemui;
 
+import static org.mockito.Mockito.mock;
+
 import android.content.Context;
 import android.support.test.InstrumentationRegistry;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.MessageQueue;
+import android.util.ArrayMap;
 
 import com.android.systemui.utils.TestableContext;
 import com.android.systemui.utils.leaks.Tracker;
@@ -34,11 +37,15 @@
 
     private Handler mHandler;
     protected TestableContext mContext;
+    protected TestDependency mDependency;
 
     @Before
     public void SysuiSetup() throws Exception {
         System.setProperty("dexmaker.share_classloader", "true");
         mContext = new TestableContext(InstrumentationRegistry.getTargetContext(), this);
+        mDependency = new TestDependency();
+        mDependency.mContext = mContext;
+        mDependency.start();
     }
 
     @After
@@ -78,11 +85,37 @@
         return null;
     }
 
+    public void injectMockDependency(Class<?> cls) {
+        mDependency.injectTestDependency(cls.getName(), mock(cls));
+    }
+
+    public void injectTestDependency(Class<?> cls, Object obj) {
+        mDependency.injectTestDependency(cls.getName(), obj);
+    }
+
+    public void injectTestDependency(String key, Object obj) {
+        mDependency.injectTestDependency(key, obj);
+    }
+
     public static final class EmptyRunnable implements Runnable {
         public void run() {
         }
     }
 
+    public static class TestDependency extends Dependency {
+        private final ArrayMap<String, Object> mObjs = new ArrayMap<>();
+
+        private void injectTestDependency(String key, Object obj) {
+            mObjs.put(key, obj);
+        }
+
+        @Override
+        protected <T> T createDependency(String cls) {
+            if (mObjs.containsKey(cls)) return (T) mObjs.get(cls);
+            return super.createDependency(cls);
+        }
+    }
+
     public static final class Idler implements MessageQueue.IdleHandler {
         private final Runnable mCallback;
         private boolean mIdle;
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFooterTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFooterTest.java
index 8acd6ba..2f6487b 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFooterTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFooterTest.java
@@ -29,6 +29,7 @@
 import android.view.ViewGroup;
 import android.widget.TextView;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.R;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.statusbar.policy.SecurityController;
@@ -56,6 +57,8 @@
 
     @Before
     public void setUp() {
+        injectTestDependency(SecurityController.class, mSecurityController);
+        injectTestDependency(Dependency.BG_LOOPER, Looper.getMainLooper());
         mContext.addMockSystemService(Context.LAYOUT_INFLATER_SERVICE,
                 new LayoutInflaterBuilder(mContext)
                         .replace("ImageView", TestableImageView.class)
@@ -67,7 +70,7 @@
         mFooterText = (TextView) mRootView.findViewById(R.id.footer_text);
         mFooterIcon = (TestableImageView) mRootView.findViewById(R.id.footer_icon);
         mFooterIcon2 = (TestableImageView) mRootView.findViewById(R.id.footer_icon2);
-        mFooter.setHostEnvironment(null, mSecurityController, Looper.getMainLooper());
+        mFooter.setHostEnvironment(null);
     }
 
     @Test
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
index c0d5bbd..e3ee851 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
@@ -18,11 +18,12 @@
 import static org.mockito.Mockito.when;
 
 import android.os.Handler;
+import android.os.Looper;
 import android.support.test.runner.AndroidJUnit4;
 
+import com.android.systemui.Dependency;
 import com.android.systemui.FragmentTestCase;
 import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
 import com.android.systemui.statusbar.phone.QSTileHost;
 import com.android.systemui.statusbar.phone.QuickStatusBarHeader;
 import com.android.systemui.statusbar.phone.StatusBarIconController;
@@ -42,6 +43,7 @@
 import com.android.systemui.statusbar.policy.ZenModeController;
 import com.android.systemui.tuner.TunerService;
 
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -54,33 +56,24 @@
         super(QSFragment.class);
     }
 
+    @Before
+    public void addLeakCheckDependencies() {
+        injectMockDependency(UserSwitcherController.class);
+        injectLeakCheckedDependencies(BluetoothController.class, LocationController.class,
+                RotationLockController.class, NetworkController.class, ZenModeController.class,
+                HotspotController.class, CastController.class, FlashlightController.class,
+                UserInfoController.class, KeyguardMonitor.class, SecurityController.class,
+                BatteryController.class, NextAlarmController.class);
+    }
+
     @Test
     public void testListening() {
         QSFragment qs = (QSFragment) mFragment;
         postAndWait(() -> mFragments.dispatchResume());
-        UserSwitcherController userSwitcher = mock(UserSwitcherController.class);
-        KeyguardMonitor keyguardMonitor = getLeakChecker(KeyguardMonitor.class);
-        when(userSwitcher.getKeyguardMonitor()).thenReturn(keyguardMonitor);
-        when(userSwitcher.getUsers()).thenReturn(new ArrayList<>());
-        QSTileHost host = new QSTileHost(mContext,
-                null,
-                getLeakChecker(BluetoothController.class),
-                getLeakChecker(LocationController.class),
-                getLeakChecker(RotationLockController.class),
-                getLeakChecker(NetworkController.class),
-                getLeakChecker(ZenModeController.class),
-                getLeakChecker(HotspotController.class),
-                getLeakChecker(CastController.class),
-                getLeakChecker(FlashlightController.class),
-                userSwitcher,
-                getLeakChecker(UserInfoController.class),
-                keyguardMonitor,
-                getLeakChecker(SecurityController.class),
-                getLeakChecker(BatteryController.class),
-                mock(StatusBarIconController.class),
-                getLeakChecker(NextAlarmController.class));
+        QSTileHost host = new QSTileHost(mContext, null,
+                mock(StatusBarIconController.class));
         qs.setHost(host);
-        Handler h = new Handler(host.getLooper());
+        Handler h = new Handler((Looper) Dependency.get(Dependency.BG_LOOPER));
 
         qs.setListening(true);
         waitForIdleSync(h);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/external/TileServicesTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/external/TileServicesTest.java
index 3ee1372..4146cb81 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/qs/external/TileServicesTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/external/TileServicesTest.java
@@ -47,13 +47,7 @@
     @Before
     public void setUp() throws Exception {
         mManagers = new ArrayList<>();
-        final NetworkController networkController = Mockito.mock(NetworkController.class);
-        Mockito.when(networkController.getDataSaverController()).thenReturn(
-                Mockito.mock(DataSaverController.class));
-        QSTileHost host = new QSTileHost(mContext, null, null, null, null,
-                networkController, null,
-                Mockito.mock(HotspotController.class), null,
-                null, null, null, null, null, null, null, null);
+        QSTileHost host = new QSTileHost(mContext, null, null);
         mTileService = new TestTileServices(host, Looper.getMainLooper());
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/NavigationBarFragmentTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/NavigationBarFragmentTest.java
index e140e98..9fcb5f7 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/NavigationBarFragmentTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/NavigationBarFragmentTest.java
@@ -47,10 +47,6 @@
         mContext.addMockSystemService(Context.WINDOW_SERVICE, mock(WindowManager.class));
         NavigationBarFragment navigationBarFragment = (NavigationBarFragment) mFragment;
 
-        AssistManager assistManager = new AssistManager(mContext.getComponent(PhoneStatusBar.class),
-                mContext);
-        navigationBarFragment.setAssistManager(assistManager);
-
         postAndWait(() -> mFragments.dispatchResume());
         navigationBarFragment.onHomeLongClick(navigationBarFragment.getView());
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
index 6fe7768..23c635c 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerBaseTest.java
@@ -118,7 +118,7 @@
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
                 mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
-                mMockSubDefaults);
+                mMockSubDefaults, mock(DeviceProvisionedController.class));
         setupNetworkController();
 
         // Trigger blank callbacks to always get the current state (some tests don't trigger
@@ -160,7 +160,8 @@
               = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                         mConfig, mContext.getMainLooper(), mCallbackHandler,
                         mock(AccessPointControllerImpl.class),
-                        mock(DataUsageController.class), mMockSubDefaults);
+                        mock(DataUsageController.class), mMockSubDefaults,
+                        mock(DeviceProvisionedController.class));
 
       setupNetworkController();
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
index 4f961ab..1f7ec1a 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerDataTest.java
@@ -1,5 +1,7 @@
 package com.android.systemui.statusbar.policy;
 
+import static org.mockito.Mockito.mock;
+
 import android.net.NetworkCapabilities;
 import android.os.Looper;
 import android.support.test.runner.AndroidJUnit4;
@@ -100,8 +102,9 @@
         mConfig.show4gForLte = true;
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
-                Mockito.mock(AccessPointControllerImpl.class),
-                Mockito.mock(DataUsageController.class), mMockSubDefaults);
+                mock(AccessPointControllerImpl.class),
+                mock(DataUsageController.class), mMockSubDefaults,
+                mock(DeviceProvisionedController.class));
         setupNetworkController();
 
         setupDefaultSignal();
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
index 4560aa7..1a61d80 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/policy/NetworkControllerSignalTest.java
@@ -56,7 +56,7 @@
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
                 mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
-                mMockSubDefaults);
+                mMockSubDefaults, mock(DeviceProvisionedController.class));
         setupNetworkController();
 
         verifyLastMobileDataIndicators(false, 0, 0);
@@ -110,7 +110,7 @@
         mNetworkController = new NetworkControllerImpl(mContext, mMockCm, mMockTm, mMockWm, mMockSm,
                 mConfig, Looper.getMainLooper(), mCallbackHandler,
                 mock(AccessPointControllerImpl.class), mock(DataUsageController.class),
-                mMockSubDefaults);
+                mMockSubDefaults, mock(DeviceProvisionedController.class));
         setupNetworkController();
 
         // No Subscriptions.
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/BaseLeakChecker.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/BaseLeakChecker.java
index 0238bf7..b118fdc 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/BaseLeakChecker.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/BaseLeakChecker.java
@@ -14,9 +14,13 @@
 
 package com.android.systemui.utils.leaks;
 
+import com.android.systemui.Dumpable;
 import com.android.systemui.statusbar.policy.CallbackController;
 
-public class BaseLeakChecker<T> implements CallbackController<T> {
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
+public class BaseLeakChecker<T> implements CallbackController<T>, Dumpable {
 
     private final Tracker mTracker;
 
@@ -37,4 +41,9 @@
     public void removeCallback(T listener) {
         mTracker.getLeakInfo(listener).clearAllocations();
     }
+
+    @Override
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
index fcfe9aa..5497686 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeNetworkController.java
@@ -14,11 +14,16 @@
 
 package com.android.systemui.utils.leaks;
 
+import android.os.Bundle;
+
 import com.android.settingslib.net.DataUsageController;
 import com.android.systemui.statusbar.policy.DataSaverController;
 import com.android.systemui.statusbar.policy.NetworkController;
 import com.android.systemui.statusbar.policy.NetworkController.SignalCallback;
 
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+
 public class FakeNetworkController extends BaseLeakChecker<SignalCallback>
         implements NetworkController {
 
@@ -42,6 +47,21 @@
     }
 
     @Override
+    public void setUserSetupComplete(boolean userSetup) {
+
+    }
+
+    @Override
+    public boolean hasEmergencyCryptKeeperText() {
+        return false;
+    }
+
+    @Override
+    public boolean isRadioOn() {
+        return false;
+    }
+
+    @Override
     public DataSaverController getDataSaverController() {
         return mDataSaverController;
     }
@@ -57,11 +77,6 @@
     }
 
     @Override
-    public void onUserSwitched(int newUserId) {
-
-    }
-
-    @Override
     public AccessPointController getAccessPointController() {
         return null;
     }
@@ -75,4 +90,9 @@
     public boolean hasVoiceCallingFeature() {
         return false;
     }
+
+    @Override
+    public void dispatchDemoCommand(String command, Bundle args) {
+
+    }
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeZenModeController.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeZenModeController.java
index 13ea385..7581363 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeZenModeController.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/FakeZenModeController.java
@@ -53,11 +53,6 @@
     }
 
     @Override
-    public void setUserId(int userId) {
-
-    }
-
-    @Override
     public boolean isZenAvailable() {
         return false;
     }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/LeakCheckedTest.java b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/LeakCheckedTest.java
index 728ed60..c182493 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/LeakCheckedTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/utils/leaks/LeakCheckedTest.java
@@ -118,6 +118,12 @@
         mTrackers.values().forEach(Tracker::verify);
     }
 
+    public void injectLeakCheckedDependencies(Class<?>... cls) {
+        for (Class<?> c : cls) {
+            injectTestDependency(c, getLeakChecker(c));
+        }
+    }
+
     public <T extends CallbackController> T addListening(T mock, Class<T> cls, String tag) {
         doAnswer(new Answer<Void>() {
             @Override