Merge "Reset Task surface to fullscreen when appeared"

            final SurfaceControl.Transaction t = mTransactionPool.acquire();

            ProtoLog.v(ShellProtoLogGroup.WM_SHELL_TASK_ORG, "Fullscreen Task Appeared: #%d",

                    taskInfo.taskId);

            // Reset several properties back to fullscreen (PiP, for example, leaves all these

            // properties in a bad state).

            t.setPosition(leash, 0, 0);

            t.setWindowCrop(leash, null);

            t.setAlpha(leash, 1f);

            t.setMatrix(leash, 1, 0, 0, 1);

            t.show(leash);

            t.apply();

        }