Address the review

Author: dkhalanskyjb

core/common/src/DateTimePeriod.kt

@@ -13,7 +13,6 @@ import kotlinx.datetime.serializers.DateTimePeriodComponentSerializer
 import kotlin.math.*
 import kotlin.time.Duration
 import kotlinx.serialization.Serializable
-import kotlin.text.toLong
 
 /**
  * A difference between two [instants][Instant], decomposed into date and time components.

core/common/src/LocalDate.kt

@@ -365,8 +365,6 @@ public expect fun LocalDate.periodUntil(other: LocalDate): DatePeriod
  * - Positive or zero if this date is later than the other.
  * - Exactly zero if this date is equal to the other.
  *
- * @throws DateTimeArithmeticException if the number of months between the two dates exceeds an Int.
- *
  * @see LocalDate.periodUntil for the same operation with the order of arguments reversed.
  * @sample kotlinx.datetime.test.samples.LocalDateSamples.minusDate
  */

core/jvm/src/LocalDate.kt

@@ -84,6 +84,11 @@ public actual class LocalDate internal constructor(internal val value: jtLocalDa
     actual override fun compareTo(other: LocalDate): Int = this.value.compareTo(other.value)
 
     public actual fun toEpochDays(): Long = value.toEpochDay()
+
+    @PublishedApi
+    @Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER")
+    @LowPriorityInOverloadResolution
+    internal fun toEpochDays(): Int = value.toEpochDay().clampToInt()
 }
 
 @Deprecated("Use the plus overload with an explicit number of units", ReplaceWith("this.plus(1, unit)"))
@@ -150,6 +155,12 @@ public actual fun LocalDate.until(other: LocalDate, unit: DateTimeUnit.DateBased
     is DateTimeUnit.DayBased -> (this.value.until(other.value, ChronoUnit.DAYS) / unit.days)
 }
 
+@PublishedApi
+@Suppress("INVISIBLE_REFERENCE", "INVISIBLE_MEMBER")
+@LowPriorityInOverloadResolution
+internal fun LocalDate.until(other: LocalDate, unit: DateTimeUnit.DateBased): Int =
+    until(other, unit).clampToInt()
+
 public actual fun LocalDate.daysUntil(other: LocalDate): Int =
         this.value.until(other.value, ChronoUnit.DAYS).clampToInt()