Merge "Skip record snapshot for changes from PiP task" into udc-dev

                final ActivityRecord ar = mParticipants.valueAt(i).asActivityRecord();

                if (ar == null || ar.getTask() == null

                        || ar.getTask().isVisibleRequested()) continue;

                final ChangeInfo change = mChanges.get(ar);

                // Intentionally skip record snapshot for changes originated from PiP.

                if (change != null && change.mWindowingMode == WINDOWING_MODE_PINNED) continue;

                mController.mSnapshotController.mTaskSnapshotController.recordSnapshot(

                        ar.getTask(), false /* allowSnapshotHome */);

            }