Moving PluginManager to dagger

Multiple singletons depend on Plugin which can cause deadlock
if PluginManager is initialized on main thread

Test: presubmit
Bug: 361850561
Bug: 373557167
Flag: EXEMPT dagger
Change-Id: I79f17ac6b78a2ce60df2d27a6e794b9e4eba1b51

quickstep/src/com/android/launcher3/uioverrides/plugins/PluginManagerWrapperImpl.java

@@ -27,6 +27,8 @@ import android.content.Intent;
 import android.content.pm.ResolveInfo;
 
 import com.android.launcher3.BuildConfig;
+import com.android.launcher3.dagger.ApplicationContext;
+import com.android.launcher3.dagger.LauncherAppSingleton;
 import com.android.launcher3.util.PluginManagerWrapper;
 import com.android.systemui.plugins.Plugin;
 import com.android.systemui.plugins.PluginListener;
@@ -34,7 +36,6 @@ import com.android.systemui.shared.plugins.PluginActionManager;
 import com.android.systemui.shared.plugins.PluginInstance;
 import com.android.systemui.shared.plugins.PluginManagerImpl;
 import com.android.systemui.shared.plugins.PluginPrefs;
-import com.android.systemui.shared.system.UncaughtExceptionPreHandlerManager;
 
 import java.io.PrintWriter;
 import java.util.ArrayList;
@@ -42,16 +43,17 @@ import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 
-public class PluginManagerWrapperImpl extends PluginManagerWrapper {
+import javax.inject.Inject;
 
-    private static final UncaughtExceptionPreHandlerManager UNCAUGHT_EXCEPTION_PRE_HANDLER_MANAGER =
-            new UncaughtExceptionPreHandlerManager();
+@LauncherAppSingleton
+public class PluginManagerWrapperImpl extends PluginManagerWrapper {
 
     private final Context mContext;
     private final PluginManagerImpl mPluginManager;
     private final PluginEnablerImpl mPluginEnabler;
 
-    public PluginManagerWrapperImpl(Context c) {
+    @Inject
+    public PluginManagerWrapperImpl(@ApplicationContext Context c) {
         mContext = c;
         mPluginEnabler = new PluginEnablerImpl(c);
         List<String> privilegedPlugins = Collections.emptyList();
@@ -64,9 +66,11 @@ public class PluginManagerWrapperImpl extends PluginManagerWrapper {
                 c.getSystemService(NotificationManager.class), mPluginEnabler,
                 privilegedPlugins, instanceFactory);
 
+        // Use null preHandlerManager, as the handler is never unregistered which can cause leaks
+        // when using multiple dagger graphs.
         mPluginManager = new PluginManagerImpl(c, instanceManagerFactory,
                 BuildConfig.IS_DEBUG_DEVICE,
-                UNCAUGHT_EXCEPTION_PRE_HANDLER_MANAGER, mPluginEnabler,
+                null /* preHandlerManager */, mPluginEnabler,
                 new PluginPrefs(c), privilegedPlugins);
     }