Merge "Allow moveActivityTaskToBack on aliased activities" into sc-v2-dev

                final Task task = r.getTask();

                isLastRunningActivity = task.topRunningActivity() == r;

                final Intent baseIntent = task.getBaseIntent();

                final boolean activityIsBaseActivity = baseIntent != null

                        && r.mActivityComponent.equals(baseIntent.getComponent());

                baseActivityIntent = activityIsBaseActivity ? r.intent : null;

                final boolean isBaseActivity = r.mActivityComponent.equals(task.realActivity);

                baseActivityIntent = isBaseActivity ? r.intent : null;

                launchedFromHome = r.isLaunchSourceType(ActivityRecord.LAUNCH_SOURCE_TYPE_HOME);

            }