Merge "Fix bubble shows empty content after rotating the device." into rvc-dev

                    if (r.mLaunchTaskBehind) {

                        transit = TRANSIT_TASK_OPEN_BEHIND;

                    } else if (getDisplay().isSingleTaskInstance()) {

                        // If a new task is being launched in a single task display, we don't need

                        // to play normal animation, but need to trigger a callback when an app

                        // transition is actually handled. So ignore already prepared activity, and

                        // override it.

                        transit = TRANSIT_SHOW_SINGLE_TASK_DISPLAY;

                        keepCurTransition = false;

                    } else {

                        // If a new task is being launched, then mark the existing top activity as

                        // supporting picture-in-picture while pausing only if the starting activity