Adding Prework for Private Space integration in Launcher

This Cl adds the following:
1. Fixes for Quite Mode check maintained by Launcher
2. Addition of new Quite Mode broadcasts
3. Fixes for determining work profile user correctly.

Flag: ACONFIG com.android.launcher3.Flags.enable_private_space DEVELOPMENT
Bug: 289223923
Test: Ran Launcher3 tests
Change-Id: I5f6158b213723339e70ff99e66c5f439f5879e12
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index fd8f668..551735e 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -20,6 +20,8 @@
 
 import static com.android.launcher3.LauncherAppState.ACTION_FORCE_ROLOAD;
 import static com.android.launcher3.config.FeatureFlags.IS_STUDIO_BUILD;
+import static com.android.launcher3.pm.UserCache.ACTION_PROFILE_AVAILABLE;
+import static com.android.launcher3.pm.UserCache.ACTION_PROFILE_UNAVAILABLE;
 import static com.android.launcher3.testing.shared.TestProtocol.sDebugTracing;
 import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
@@ -326,6 +328,16 @@
         } else if (UserCache.ACTION_PROFILE_ADDED.equals(action)
                 || UserCache.ACTION_PROFILE_REMOVED.equals(action)) {
             forceReload();
+        } else if (ACTION_PROFILE_AVAILABLE.equals(action)
+                || ACTION_PROFILE_UNAVAILABLE.equals(action)) {
+            /*
+             * This broadcast is only available when android.os.Flags.allowPrivateProfile() is set.
+             * For Work-profile this broadcast will be sent in addition to
+             * ACTION_MANAGED_PROFILE_AVAILABLE/UNAVAILABLE.
+             * So effectively, this if block only handles the non-work profile case.
+             */
+            enqueueModelUpdateTask(new PackageUpdatedTask(
+                    PackageUpdatedTask.OP_USER_AVAILABILITY_CHANGE, user));
         }
     }