Update SysUi dependency injection to allow for a null LocalBluetoothManager

Test: emulator with automotive target
Change-Id: I487b473fe8cca28ad05ed97e1d5bb7c4b29464f2

packages/CarSystemUI/res/values/config.xml

@@ -32,7 +32,7 @@
          SystemUi b/c it can't be overlayed at this level for now
     -->
     <string-array name="config_systemUIServiceComponents" translatable="false">
-        <item>com.android.systemui.Dependency</item>
+        <item>com.android.systemui.Dependency$DependencyCreator</item>
         <item>com.android.systemui.util.NotificationChannels</item>
         <item>com.android.systemui.statusbar.CommandQueue$CommandQueueStart</item>
         <item>com.android.systemui.keyguard.KeyguardViewMediator</item>

packages/SystemUI/src/com/android/systemui/Dependency.java

@@ -218,6 +218,7 @@ public class Dependency extends SystemUI {
     @Inject Lazy<FragmentService> mFragmentService;
     @Inject Lazy<ExtensionController> mExtensionController;
     @Inject Lazy<PluginDependencyProvider> mPluginDependencyProvider;
+    @Nullable
     @Inject Lazy<LocalBluetoothManager> mLocalBluetoothManager;
     @Inject Lazy<VolumeDialogController> mVolumeDialogController;
     @Inject Lazy<MetricsLogger> mMetricsLogger;

packages/SystemUI/src/com/android/systemui/DependencyProvider.java

@@ -415,6 +415,7 @@ public class DependencyProvider {
 
     @Singleton
     @Provides
+    @Nullable
     public LocalBluetoothManager provideLocalBluetoothController(Context context,
             @Named(BG_HANDLER_NAME) Handler bgHandler) {
         return LocalBluetoothManager.create(context, bgHandler,