Class java.util.concurrent.atomic.`AtomicIntegerFieldUpdater`

Added Methods
`int` `accumulateAndGet`(`T,` `int, IntBinaryOperator`)
`int` `getAndAccumulate`(`T,` `int, IntBinaryOperator`)
`int` `getAndUpdate`(`T,` `IntUnaryOperator`)
`int` `updateAndGet`(`T,` `IntUnaryOperator`)

Class java.util.concurrent.atomic.AtomicIntegerFieldUpdater