Merge "Remove unnecessary configChangeFlags" into main

core/java/android/app/ActivityThread.java

core/java/android/app/ClientTransactionHandler.java

core/java/android/app/LocalActivityManager.java

...va/android/app/servertransaction/DestroyActivityItem.java

...java/android/app/servertransaction/PauseActivityItem.java

.../java/android/app/servertransaction/StopActivityItem.java

...va/android/app/servertransaction/TransactionExecutor.java

...roid/app/servertransaction/TransactionExecutorHelper.java

...oretests/src/android/app/activity/ActivityThreadTest.java

...roid/app/servertransaction/ClientTransactionItemTest.java

...ts/src/android/app/servertransaction/ObjectPoolTests.java

...droid/app/servertransaction/TransactionExecutorTests.java

...android/app/servertransaction/TransactionParcelTests.java

...ts/src/android/app/activity/ActivityThreadClientTest.java

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

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

...s/src/com/android/server/wm/RootWindowContainerTests.java