Merge "Disregard closing activities when blocking previous activities." into oc-dr1-dev

                } else if (mStackId == FULLSCREEN_WORKSPACE_STACK_ID) {

                    if (DEBUG_VISIBILITY) Slog.v(TAG_VISIBILITY, "Skipping after task=" + task

                            + " returning to non-application type=" + task.getTaskToReturnTo());

                    // Once we reach a fullscreen task that should return to another task, then no

                    // other activities behind that one should be visible.

                    if (task.getTaskToReturnTo() != APPLICATION_ACTIVITY_TYPE) {

                    // Once we reach a fullscreen stack task that has a running activity and should

                    // return to another stack task, then no other activities behind that one should

                    // be visible.

                    if (task.topRunningActivityLocked() != null &&

                            task.getTaskToReturnTo() != APPLICATION_ACTIVITY_TYPE) {

                        behindFullscreenActivity = true;

                    }

                }