6 string references to calendar.helper in Calendar 8.2

Calendar::create in src/Plugin/views/style/Calendar.php

Create function for Calendar object.

CalendarDayDate::create in src/Plugin/views/argument/CalendarDayDate.php

Create function for Date query

CalendarHeader::create in src/Plugin/views/area/CalendarHeader.php

Create function for Date query

CalendarPager::create in src/Plugin/views/pager/CalendarPager.php

Create function for Date query

CalendarYearMonthDate::create in src/Plugin/views/argument/CalendarYearMonthDate.php

Create function for Date query

CalendarYearWeekDate::create in src/Plugin/views/argument/CalendarYearWeekDate.php

Create function for Date query