Merge "Fix onStop not called when activity is under translucent" into nyc-dev

    void goToSleep() {

        ensureActivitiesVisibleLocked(null, 0, !PRESERVE_WINDOWS);

        // Make sure any stopped but visible activities are now sleeping.

        // Make sure any paused or stopped but visible activities are now sleeping.

        // This ensures that the activity's onStop() is called.

        for (int taskNdx = mTaskHistory.size() - 1; taskNdx >= 0; --taskNdx) {

            final ArrayList<ActivityRecord> activities = mTaskHistory.get(taskNdx).mActivities;

            for (int activityNdx = activities.size() - 1; activityNdx >= 0; --activityNdx) {

                final ActivityRecord r = activities.get(activityNdx);

                if (r.state == ActivityState.STOPPING || r.state == ActivityState.STOPPED) {

                if (r.state == ActivityState.STOPPING || r.state == ActivityState.STOPPED

                        || r.state == ActivityState.PAUSED || r.state == ActivityState.PAUSING) {

                    r.setSleeping(true);

                }

            }