Fix visibility markers

package mozilla.components.service.glean.histogram

import androidx.annotation.VisibleForTesting

import mozilla.components.support.ktx.android.org.json.tryGetLong

import org.json.JSONObject

import java.lang.Math.pow

 * @param values a map containing the minimum bucket value mapped to the accumulated count

 * @param sum the accumulated sum of all the samples in the histogram

 */

@VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)

data class FunctionalHistogram(

    // map from bucket limits to accumulated values

    val values: MutableMap<Long, Long> = mutableMapOf(),

package mozilla.components.service.glean.histogram

import androidx.annotation.VisibleForTesting

import mozilla.components.service.glean.private.HistogramType

import mozilla.components.support.ktx.android.org.json.tryGetInt

import mozilla.components.support.ktx.android.org.json.tryGetLong

 * @param values a map containing the bucket index mapped to the accumulated count

 * @param sum the accumulated sum of all the samples in the custom distribution

 */

@VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)

data class PrecomputedHistogram(

    val rangeMin: Long,

    val rangeMax: Long,