Merge "Trace duration on Sysconfig.readAllPermissions()."

import android.os.Environment;

import android.os.Process;

import android.os.SystemProperties;

import android.os.Trace;

import android.os.storage.StorageManager;

import android.permission.PermissionManager.SplitPermissionInfo;

import android.text.TextUtils;

import android.util.ArraySet;

import android.util.Slog;

import android.util.SparseArray;

import android.util.TimingsTraceLog;

import android.util.Xml;

import com.android.internal.annotations.VisibleForTesting;

    }

    SystemConfig() {

        TimingsTraceLog log = new TimingsTraceLog(TAG, Trace.TRACE_TAG_SYSTEM_SERVER);

        log.traceBegin("readAllPermissions");

        try {

            readAllPermissions();

        } finally {

            log.traceEnd();

        }

    }

    private void readAllPermissions() {