Merge "Use OS package name when identity cleared." into pi-dev

package com.android.server.usage;

import static com.android.internal.util.ArrayUtils.defeatNullable;

import static com.android.server.pm.PackageManagerService.PLATFORM_PACKAGE_NAME;

import android.app.AppOpsManager;

import android.app.usage.ExternalStorageStats;

import android.content.pm.PackageManager.NameNotFoundException;

import android.content.pm.PackageStats;

import android.content.pm.UserInfo;

import android.net.TrafficStats;

import android.net.Uri;

import android.os.Binder;

import android.os.Environment;

            // Free space is usable bytes plus any cached data that we're

            // willing to automatically clear. To avoid user confusion, this

            // logic should be kept in sync with getAllocatableBytes().

            if (isQuotaSupported(volumeUuid, callingPackage)) {

                final long cacheTotal = getCacheBytes(volumeUuid, callingPackage);

            if (isQuotaSupported(volumeUuid, PLATFORM_PACKAGE_NAME)) {

                final long cacheTotal = getCacheBytes(volumeUuid, PLATFORM_PACKAGE_NAME);

                final long cacheReserved = mStorage.getStorageCacheBytes(path, 0);

                final long cacheClearable = Math.max(0, cacheTotal - cacheReserved);