Merge "Fixing crash loop when the parent affiliated task is removed."

            lastStackActiveTime = 0;

        }

        long newLastStackActiveTime = -1;

        long prevLastActiveTime = lastStackActiveTime;

        int taskCount = mRawTasks.size();

        for (int i = 0; i < taskCount; i++) {

            ActivityManager.RecentTaskInfo t = mRawTasks.get(i);

            // Affiliated tasks are returned in a specific order from ActivityManager but without a

            // lastActiveTime since it hasn't yet been started. However, we later sort the task list

            // by lastActiveTime, which rearranges the tasks. For now, we need to workaround this

            // by updating the lastActiveTime of this task to the lastActiveTime of the task it is

            // affiliated with, in the same order that we encounter it in the original list (just

            // its index in the task group for the task it is affiliated with).

            /*

             * Affiliated tasks are returned in a specific order from ActivityManager but without a

             * lastActiveTime since it hasn't yet been started. However, we later sort the task list

             * by lastActiveTime, which rearranges the tasks. For now, we need to workaround this

             * by updating the lastActiveTime of this task to the lastActiveTime of the task it is

             * affiliated with, in the same order that we encounter it in the original list (just

             * its index in the task group for the task it is affiliated with).

             *

             * If the parent task is not available, then we will use the last active time of the

             * previous task as a base point (since the task itself may not have an active time)

             * for the entire affiliated group.

             */

            if (t.persistentId != t.affiliatedTaskId) {

                t.lastActiveTime = affiliatedTasks.get(t.affiliatedTaskId).lastActiveTime +

                Task.TaskKey parentTask = affiliatedTasks.get(t.affiliatedTaskId);

                long parentTaskLastActiveTime = parentTask != null

                        ? parentTask.lastActiveTime

                        : prevLastActiveTime;

                t.lastActiveTime = parentTaskLastActiveTime +

                        affiliatedTaskCounts.get(t.affiliatedTaskId, 0) + 1;

            }

            allTasks.add(task);

            affiliatedTaskCounts.put(taskKey.id, affiliatedTaskCounts.get(taskKey.id, 0) + 1);

            affiliatedTasks.put(taskKey.id, taskKey);

            prevLastActiveTime = t.lastActiveTime;

        }

        if (newLastStackActiveTime != -1) {

            Prefs.putLong(mContext, Prefs.Key.OVERVIEW_LAST_STACK_TASK_ACTIVE_TIME,