Not using reflection for app-usage API

Plus, avoiding cross-user calls (pausing work profile apps is not
supported anyways).

Bug: 118319143
Test: Manual
Change-Id: I219f48b24e56ccc359384ff072d9aa57c545925f
diff --git a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
index 4e8bbe6..0b20c3f 100644
--- a/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
+++ b/quickstep/src/com/android/quickstep/views/DigitalWellBeingToast.java
@@ -80,6 +80,12 @@
 
     public void initialize(Task task, InitializeCallback callback) {
         mTask = task;
+
+        if (task.key.userId != UserHandle.myUserId()) {
+            callback.call(1, task.titleDescription);
+            return;
+        }
+
         Utilities.THREAD_POOL_EXECUTOR.execute(() -> {
             final AppUsageLimit usageLimit = mLauncherApps.getAppUsageLimit(
                     task.getTopComponent().getPackageName(),