Fix dream not working on top of pinned apps

Bug: 162473921
Test: manual
Change-Id: Ia76bd24fe63927e2273fee991632ba6ba0fc829f

services/core/java/com/android/server/wm/ActivityTaskManagerService.java

@@ -1381,6 +1381,7 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
                 getActivityStartController().obtainStarter(intent, "dream")
                         .setCallingUid(callingUid)
                         .setCallingPid(callingPid)
+                        .setCallingPackage(intent.getPackage())
                         .setActivityInfo(a)
                         .setActivityOptions(options.toBundle())
                         // To start the dream from background, we need to start it from a persistent

services/core/java/com/android/server/wm/LockTaskController.java

@@ -355,6 +355,11 @@ public class LockTaskController {
             return false;
         }
 
+        // Allow the dream to start during lock task mode
+        if (wc.isActivityTypeDream()) {
+            return false;
+        }
+
         return !(isTaskAuthAllowlisted(taskAuth) || mLockTaskModeTasks.isEmpty());
     }