Use Object.hasOwn instead of Object.prototype.hasOwnProperty

Reference:
https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwn

platform/common/vapi-background.js

@@ -43,9 +43,6 @@ if ( vAPI.canWASM === false ) {
 
 vAPI.supportsUserStylesheets = vAPI.webextFlavor.soup.has('user_stylesheet');
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 /******************************************************************************/
 
 vAPI.app = {
@@ -190,7 +187,7 @@ vAPI.browserSettings = (( ) => {
 
         set: function(details) {
             for ( const setting in details ) {
-                if ( hasOwnProperty(details, setting) === false ) { continue; }
+                if ( Object.hasOwn(details, setting) === false ) { continue; }
                 switch ( setting ) {
                 case 'prefetching': {
                     const enabled = !!details[setting];
@@ -1220,7 +1217,7 @@ vAPI.Net = class {
         {
             const wrrt = browser.webRequest.ResourceType;
             for ( const typeKey in wrrt ) {
-                if ( hasOwnProperty(wrrt, typeKey) ) {
+                if ( Object.hasOwn(wrrt, typeKey) ) {
                     this.validTypes.add(wrrt[typeKey]);
                 }
             }

src/js/3p-filters.js

@@ -30,10 +30,6 @@ const obsoleteTemplateString = i18n$('3pExternalListObsolete');
 const reValidExternalList = /^[a-z-]+:\/\/(?:\S+\/\S*|\/\S+)/m;
 const recentlyUpdated = 1 * 60 * 60 * 1000; // 1 hour
 
-// https://eslint.org/docs/latest/rules/no-prototype-builtins
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 let listsetDetails = {};
 
 /******************************************************************************/
@@ -246,7 +242,7 @@ const renderFilterLists = ( ) => {
         }
         for ( const [ listkey, listDetails ] of Object.entries(response.available) ) {
             let groupkey = listDetails.group2 || listDetails.group;
-            if ( hasOwnProperty(listTree, groupkey) === false ) {
+            if ( Object.hasOwn(listTree, groupkey) === false ) {
                 groupkey = 'unknown';
             }
             const groupDetails = listTree[groupkey];
@@ -603,7 +599,7 @@ const selectFilterLists = async ( ) => {
     const toRemove = [];
     for ( const liEntry of qsa$('#lists .listEntry[data-role="leaf"]') ) {
         const listkey = liEntry.dataset.key;
-        if ( hasOwnProperty(listsetDetails.available, listkey) === false ) {
+        if ( Object.hasOwn(listsetDetails.available, listkey) === false ) {
             continue;
         }
         const listDetails = listsetDetails.available[listkey];

src/js/advanced-settings.js

@@ -88,7 +88,7 @@ const hashFromAdvancedSettings = function(raw) {
 const arrayFromObject = function(o) {
     const out = [];
     for ( const k in o ) {
-        if ( o.hasOwnProperty(k) === false ) { continue; }
+        if ( Object.hasOwn(o, k) === false ) { continue; }
         out.push([ k, `${o[k]}` ]);
     }
     return out;

src/js/assets.js

@@ -47,9 +47,6 @@ let remoteServerFriendly = false;
 
 /******************************************************************************/
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 const stringIsNotEmpty = s => typeof s === 'string' && s !== '';
 
 const parseExpires = s => {
@@ -735,7 +732,7 @@ async function assetCacheRead(assetKey, updateReadTime = false) {
     }
 
     if ( bin instanceof Object === false ) { return reportBack(''); }
-    if ( hasOwnProperty(bin, internalKey) === false ) { return reportBack(''); }
+    if ( Object.hasOwn(bin, internalKey) === false ) { return reportBack(''); }
 
     const entry = assetCacheRegistry[assetKey];
     if ( entry === undefined ) { return reportBack(''); }

src/js/cachestorage.js

@@ -44,10 +44,6 @@ const keysFromGetArg = arg => {
 
 let fastCache = 'indexedDB';
 
-// https://eslint.org/docs/latest/rules/no-prototype-builtins
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 /*******************************************************************************
  * 
  * Extension storage
@@ -76,7 +72,7 @@ const cacheStorage = (( ) => {
             if ( found.length === wanted.length ) { return; }
             const missing = [];
             for ( const key of wanted ) {
-                if ( hasOwnProperty(outbin, key) ) { continue; }
+                if ( Object.hasOwn(outbin, key) ) { continue; }
                 missing.push(key);
             }
             return missing;
@@ -118,7 +114,7 @@ const cacheStorage = (( ) => {
                 if ( argbin instanceof Object === false ) { return; }
                 if ( Array.isArray(argbin) ) { return; }
                 for ( const key of wanted ) {
-                    if ( hasOwnProperty(argbin, key) === false ) { continue; }
+                    if ( Object.hasOwn(argbin, key) === false ) { continue; }
                     outbin[key] = argbin[key];
                 }
             }).then(( ) => {
@@ -187,7 +183,7 @@ const cacheStorage = (( ) => {
         },
 
         select(api) {
-            if ( hasOwnProperty(cacheAPIs, api) === false ) { return fastCache; }
+            if ( Object.hasOwn(cacheAPIs, api) === false ) { return fastCache; }
             fastCache = api;
             for ( const k of Object.keys(cacheAPIs) ) {
                 if ( k === api ) { continue; }
@@ -672,7 +668,7 @@ const idbStorage = (( ) => {
             }
             if ( argbin instanceof Object && Array.isArray(argbin) === false ) {
                 for ( const key of keys ) {
-                    if ( hasOwnProperty(outbin, key) ) { continue; }
+                    if ( Object.hasOwn(outbin, key) ) { continue; }
                     outbin[key] = argbin[key];
                 }
             }

src/js/document-blocked.js

@@ -45,7 +45,7 @@ let details = {};
 
     let lists;
     for ( const rawFilter in response ) {
-        if ( Object.prototype.hasOwnProperty.call(response, rawFilter) ) {
+        if ( Object.hasOwn(response, rawFilter) ) {
             lists = response[rawFilter];
             break;
         }

src/js/dyna-rules.js

@@ -177,7 +177,7 @@ function rulesToDoc(clearHistory) {
     edit.startOperation();
 
     for ( const key in thePanes ) {
-        if ( thePanes.hasOwnProperty(key) === false ) { continue; }
+        if ( Object.hasOwn(thePanes, key) === false ) { continue; }
         const doc = thePanes[key].doc;
         const rules = filterRules(key);
         if (

src/js/dynamic-net-filtering.js

@@ -30,7 +30,7 @@ import punycode from '../lib/punycode.js';
 
 // Object.create(null) is used below to eliminate worries about unexpected
 // property names in prototype chain -- and this way we don't have to use
-// hasOwnProperty() to avoid this.
+// Object.hasOwn() to avoid this.
 
 const supportedDynamicTypes = Object.create(null);
 Object.assign(supportedDynamicTypes, {

src/js/hnswitches.js

@@ -29,7 +29,7 @@ const decomposedSource = [];
 
 // Object.create(null) is used below to eliminate worries about unexpected
 // property names in prototype chain -- and this way we don't have to use
-// hasOwnProperty() to avoid this.
+// Object.hasOwn() to avoid this.
 
 const switchBitOffsets = Object.create(null);
 Object.assign(switchBitOffsets, {

src/js/i18n.js

@@ -173,7 +173,7 @@ if ( isBackgroundProcess !== true ) {
             }
             textout += textin.slice(0, match.index);
             let prop = match[0].slice(2, -2);
-            if ( Object.prototype.hasOwnProperty.call(dict, prop) ) {
+            if ( Object.hasOwn(dict, prop) ) {
                 textout += dict[prop].replace(/</g, '&lt;')
                                      .replace(/>/g, '&gt;');
             } else {

src/js/logger-ui.js

@@ -70,9 +70,6 @@ const tabIdFromAttribute = function(elem) {
     return isNaN(tabId) ? 0 : tabId;
 };
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 const dispatchTabidChange = vAPI.defer.create(( ) => {
     document.dispatchEvent(new Event('tabIdChanged'));
 });
@@ -253,7 +250,7 @@ class LogEntry {
         this.voided = false;
         if ( details instanceof Object === false ) { return; }
         for ( const prop in this ) {
-            if ( hasOwnProperty(details, prop) === false ) { continue; }
+            if ( Object.hasOwn(details, prop) === false ) { continue; }
             this[prop] = details[prop];
         }
         if ( details.aliasURL !== undefined ) {
@@ -1224,7 +1221,7 @@ dom.on(document, 'keydown', ev => {
     const onColorsReady = function(response) {
         dom.cl.toggle(dom.body, 'dirty', response.dirty);
         for ( const url in response.colors ) {
-            if ( hasOwnProperty(response.colors, url) === false ) { continue; }
+            if ( Object.hasOwn(response.colors, url) === false ) { continue; }
             const colorEntry = response.colors[url];
             const node = qs$(dialog, `.dynamic .entry .action[data-url="${url}"]`);
             if ( node === null ) { continue; }
@@ -1291,7 +1288,7 @@ dom.on(document, 'keydown', ev => {
         dom.cl.toggle(
             qs$(dialog, '#createStaticFilter'),
             'disabled',
-            hasOwnProperty(createdStaticFilters, value) || value === ''
+            Object.hasOwn(createdStaticFilters, value) || value === ''
         );
     };
 
@@ -1332,7 +1329,7 @@ dom.on(document, 'keydown', ev => {
             const value = staticFilterNode().value
                 .replace(/^((?:@@)?\/.+\/)(\$|$)/, '$1*$2');
             // Avoid duplicates
-            if ( hasOwnProperty(createdStaticFilters, value) ) { return; }
+            if ( Object.hasOwn(createdStaticFilters, value) ) { return; }
             createdStaticFilters[value] = true;
             // https://github.com/uBlockOrigin/uBlock-issues/issues/1281#issuecomment-704217175
             // TODO:
@@ -2835,7 +2832,7 @@ const loggerStats = (( ) => {
     };
 
     const setRadioButton = function(group, value) {
-        if ( hasOwnProperty(options, group) === false ) { return; }
+        if ( Object.hasOwn(options, group) === false ) { return; }
         const groupEl = qs$(dialog, `[data-radio="${group}"]`);
         const buttonEls = qsa$(groupEl, '[data-radio-item]');
         for ( const buttonEl of buttonEls ) {

src/js/messaging.js

@@ -58,9 +58,6 @@ import µb from './background.js';
 
 /******************************************************************************/
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 // https://github.com/uBlockOrigin/uBlock-issues/issues/710
 //   Listeners have a name and a "privileged" status.
 //   The nameless default handler is always deemed "privileged".
@@ -1095,7 +1092,7 @@ const restoreUserData = async function(request) {
     // Discard unknown setting or setting with default value.
     for ( const key in hiddenSettings ) {
         if (
-            hasOwnProperty(µb.hiddenSettingsDefault, key) === false ||
+            Object.hasOwn(µb.hiddenSettingsDefault, key) === false ||
             hiddenSettings[key] === µb.hiddenSettingsDefault[key]
         ) {
             delete hiddenSettings[key];
@@ -1147,7 +1144,7 @@ const resetUserData = async function() {
 // Filter lists
 const prepListEntries = function(entries) {
     for ( const k in entries ) {
-        if ( hasOwnProperty(entries, k) === false ) { continue; }
+        if ( Object.hasOwn(entries, k) === false ) { continue; }
         const entry = entries[k];
         if ( typeof entry.supportURL === 'string' && entry.supportURL !== '' ) {
             entry.supportName = hostnameFromURI(entry.supportURL);
@@ -1335,7 +1332,7 @@ const getSupportData = async function() {
     let addedListset = {};
     let removedListset = {};
     for ( const listKey in lists ) {
-        if ( hasOwnProperty(lists, listKey) === false ) { continue; }
+        if ( Object.hasOwn(lists, listKey) === false ) { continue; }
         const list = lists[listKey];
         if ( list.content !== 'filters' ) { continue; }
         const used = µb.selectedFilterLists.includes(listKey);

src/js/popup-fenix.js

@@ -68,9 +68,6 @@ let cachedPopupHash = '';
 const reCyrillicNonAmbiguous = /[\u0400-\u042b\u042d-\u042f\u0431\u0432\u0434\u0436-\u043d\u0442\u0444\u0446-\u0449\u044b-\u0454\u0457\u0459-\u0460\u0462-\u0474\u0476-\u04ba\u04bc\u04be-\u04ce\u04d0-\u0500\u0502-\u051a\u051c\u051e-\u052f]/;
 const reCyrillicAmbiguous = /[\u042c\u0430\u0433\u0435\u043e\u043f\u0440\u0441\u0443\u0445\u044a\u0455\u0456\u0458\u0461\u0475\u04bb\u04bd\u04cf\u0501\u051b\u051d]/;
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 /******************************************************************************/
 
 const cachePopupData = function(data) {
@@ -89,7 +86,7 @@ const cachePopupData = function(data) {
         return popupData;
     }
     for ( const hostname in hostnameDict ) {
-        if ( hasOwnProperty(hostnameDict, hostname) === false ) { continue; }
+        if ( Object.hasOwn(hostnameDict, hostname) === false ) { continue; }
         let domain = hostnameDict[hostname].domain;
         let prefix = hostname.slice(0, 0 - domain.length - 1);
         // Prefix with space char for 1st-party hostnames: this ensure these
@@ -161,7 +158,7 @@ const formatNumber = function(count) {
         });
         if (
             intl.resolvedOptions instanceof Function &&
-            hasOwnProperty(intl.resolvedOptions(), 'notation')
+            Object.hasOwn(intl.resolvedOptions(), 'notation')
         ) {
             intlNumberFormat = intl;
         }
@@ -546,7 +543,7 @@ const renderPrivacyExposure = function() {
         if ( des === '*' || desHostnameDone.has(des) ) { continue; }
         const hnDetails = hostnameDict[des];
         const { domain, counts } = hnDetails;
-        if ( hasOwnProperty(allDomains, domain) === false ) {
+        if ( Object.hasOwn(allDomains, domain) === false ) {
             allDomains[domain] = false;
             allDomainCount += 1;
         }

src/js/resources/run-at.js

@@ -53,7 +53,7 @@ export function runAt(fn, when) {
         const tokens = Array.isArray(state) ? state : [ state ];
         for ( const token of tokens ) {
             const prop = `${token}`;
-            if ( targets.hasOwnProperty(prop) === false ) { continue; }
+            if ( Object.hasOwn(targets, prop) === false ) { continue; }
             return targets[prop];
         }
         return 0;

src/js/reverselookup.js

@@ -93,7 +93,7 @@ const initWorker = function() {
     };
 
     for ( const listKey in µb.availableFilterLists ) {
-        if ( Object.prototype.hasOwnProperty.call(µb.availableFilterLists, listKey) === false ) {
+        if ( Object.hasOwn(µb.availableFilterLists, listKey) === false ) {
             continue;
         }
         const entry = µb.availableFilterLists[listKey];

src/js/s14e-serializer.js

@@ -306,9 +306,6 @@ const shouldCompress = (s, options) =>
         options.compressThreshold <= s.length
     );
 
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
 /*******************************************************************************
  * 
  * A large Uint is always a positive integer (can be zero), assumed to be
@@ -1155,7 +1152,7 @@ export const getConfig = ( ) => Object.assign({}, currentConfig);
 
 export const setConfig = config => {
     for ( const key in Object.keys(config) ) {
-        if ( hasOwnProperty(defaultConfig, key) === false ) { continue; }
+        if ( Object.hasOwn(defaultConfig, key) === false ) { continue; }
         const val = config[key];
         if ( typeof val !== typeof defaultConfig[key] ) { continue; }
         if ( (validateConfig[key])(val) === false ) { continue; }

src/js/start.js

@@ -357,15 +357,15 @@ const onFirstFetchReady = (fetched, adminExtra) => {
 
 const toFetch = (from, fetched) => {
     for ( const k in from ) {
-        if ( from.hasOwnProperty(k) === false ) { continue; }
+        if ( Object.hasOwn(from, k) === false ) { continue; }
         fetched[k] = from[k];
     }
 };
 
 const fromFetch = (to, fetched) => {
     for ( const k in to ) {
-        if ( to.hasOwnProperty(k) === false ) { continue; }
+        if ( Object.hasOwn(to, k) === false ) { continue; }
-        if ( fetched.hasOwnProperty(k) === false ) { continue; }
+        if ( Object.hasOwn(fetched, k) === false ) { continue; }
         to[k] = fetched[k];
     }
 };

src/js/storage.js

@@ -48,12 +48,6 @@ import µb from './background.js';
 
 /******************************************************************************/
 
-// https://eslint.org/docs/latest/rules/no-prototype-builtins
-const hasOwnProperty = (o, p) =>
-    Object.prototype.hasOwnProperty.call(o, p);
-
-/******************************************************************************/
-
 µb.getBytesInUse = async function() {
     const promises = [];
     let bytesInUse;
@@ -186,7 +180,7 @@ const hasOwnProperty = (o, p) =>
         for ( const entry of adminSettings ) {
             if ( entry.length < 1 ) { continue; }
             const name = entry[0];
-            if ( hasOwnProperty(usDefault, name) === false ) { continue; }
+            if ( Object.hasOwn(usDefault, name) === false ) { continue; }
             const value = entry.length < 2
                 ? usDefault[name]
                 : this.settingValueFromString(usDefault, name, entry[1]);
@@ -215,8 +209,8 @@ const hasOwnProperty = (o, p) =>
 
     const toRemove = [];
     for ( const key in this.userSettings ) {
-        if ( hasOwnProperty(this.userSettings, key) === false ) { continue; }
+        if ( Object.hasOwn(this.userSettings, key) === false ) { continue; }
-        if ( hasOwnProperty(toSave, key) ) { continue; }
+        if ( Object.hasOwn(toSave, key) ) { continue; }
         toRemove.push(key);
     }
     if ( toRemove.length !== 0 ) {
@@ -253,7 +247,7 @@ const hasOwnProperty = (o, p) =>
             for ( const entry of advancedSettings ) {
                 if ( entry.length < 1 ) { continue; }
                 const name = entry[0];
-                if ( hasOwnProperty(hsDefault, name) === false ) { continue; }
+                if ( Object.hasOwn(hsDefault, name) === false ) { continue; }
                 const value = entry.length < 2
                     ? hsDefault[name]
                     : this.hiddenSettingValueFromString(name, entry[1]);
@@ -287,8 +281,8 @@ const hasOwnProperty = (o, p) =>
     }
 
     for ( const key in hsDefault ) {
-        if ( hasOwnProperty(hsDefault, key) === false ) { continue; }
+        if ( Object.hasOwn(hsDefault, key) === false ) { continue; }
-        if ( hasOwnProperty(hsAdmin, name) ) { continue; }
+        if ( Object.hasOwn(hsAdmin, name) ) { continue; }
         if ( typeof hs[key] !== typeof hsDefault[key] ) { continue; }
         this.hiddenSettings[key] = hs[key];
     }
@@ -334,8 +328,8 @@ onBroadcast(msg => {
         const matches = /^\s*(\S+)\s+(.+)$/.exec(line);
         if ( matches === null || matches.length !== 3 ) { continue; }
         const name = matches[1];
-        if ( hasOwnProperty(out, name) === false ) { continue; }
+        if ( Object.hasOwn(out, name) === false ) { continue; }
-        if ( hasOwnProperty(this.hiddenSettingsAdmin, name) ) { continue; }
+        if ( Object.hasOwn(this.hiddenSettingsAdmin, name) ) { continue; }
         const value = this.hiddenSettingValueFromString(name, matches[2]);
         if ( value !== undefined ) {
             out[name] = value;
@@ -347,7 +341,7 @@ onBroadcast(msg => {
 µb.hiddenSettingValueFromString = function(name, value) {
     if ( typeof name !== 'string' || typeof value !== 'string' ) { return; }
     const hsDefault = this.hiddenSettingsDefault;
-    if ( hasOwnProperty(hsDefault, name) === false ) { return; }
+    if ( Object.hasOwn(hsDefault, name) === false ) { return; }
     let r;
     switch ( typeof hsDefault[name] ) {
     case 'boolean':
@@ -688,7 +682,7 @@ onBroadcast(msg => {
 µb.autoSelectRegionalFilterLists = function(lists) {
     const selectedListKeys = [ this.userFiltersPath ];
     for ( const key in lists ) {
-        if ( hasOwnProperty(lists, key) === false ) { continue; }
+        if ( Object.hasOwn(lists, key) === false ) { continue; }
         const list = lists[key];
         if ( list.content !== 'filters' ) { continue; }
         if ( list.off !== true ) {
@@ -941,7 +935,7 @@ onBroadcast(msg => {
         let acceptedCount = snfe.acceptedCount + sxfe.acceptedCount;
         let discardedCount = snfe.discardedCount + sxfe.discardedCount;
         µb.applyCompiledFilters(compiled, assetKey === µb.userFiltersPath);
-        if ( hasOwnProperty(µb.availableFilterLists, assetKey) ) {
+        if ( Object.hasOwn(µb.availableFilterLists, assetKey) ) {
             const entry = µb.availableFilterLists[assetKey];
             entry.entryCount = snfe.acceptedCount + sxfe.acceptedCount -
                 acceptedCount;
@@ -977,7 +971,7 @@ onBroadcast(msg => {
         // content.
         const toLoad = [];
         for ( const assetKey in lists ) {
-            if ( hasOwnProperty(lists, assetKey) === false ) { continue; }
+            if ( Object.hasOwn(lists, assetKey) === false ) { continue; }
             if ( lists[assetKey].off ) { continue; }
             toLoad.push(
                 µb.getCompiledFilterList(assetKey).then(details => {
@@ -1428,8 +1422,8 @@ onBroadcast(msg => {
         const µbus = this.userSettings;
         const adminus = data.userSettings;
         for ( const name in µbus ) {
-            if ( hasOwnProperty(µbus, name) === false ) { continue; }
+            if ( Object.hasOwn(µbus, name) === false ) { continue; }
-            if ( hasOwnProperty(adminus, name) === false ) { continue; }
+            if ( Object.hasOwn(adminus, name) === false ) { continue; }
             bin[name] = adminus[name];
             binNotEmpty = true;
         }
@@ -1600,7 +1594,7 @@ onBroadcast(msg => {
     if ( topic === 'before-asset-updated' ) {
         if ( details.type === 'filters' ) {
             if (
-                hasOwnProperty(this.availableFilterLists, details.assetKey) === false ||
+                Object.hasOwn(this.availableFilterLists, details.assetKey) === false ||
                 this.selectedFilterLists.indexOf(details.assetKey) === -1 ||
                 this.badLists.get(details.assetKey)
             ) {
@@ -1615,7 +1609,7 @@ onBroadcast(msg => {
         // Skip selfie-related content.
         if ( details.assetKey.startsWith('selfie/') ) { return; }
         const cached = typeof details.content === 'string' && details.content !== '';
-        if ( hasOwnProperty(this.availableFilterLists, details.assetKey) ) {
+        if ( Object.hasOwn(this.availableFilterLists, details.assetKey) ) {
             if ( cached ) {
                 if ( this.selectedFilterLists.indexOf(details.assetKey) !== -1 ) {
                     this.extractFilterListMetadata(

src/js/text-encode.js

@@ -251,7 +251,7 @@ const textEncode = (( ) => {
 
     return {
         encode: function(charset, buf) {
-            return encoders.hasOwnProperty(charset) ?
+            return Object.hasOwn(encoders, charset) ?
                 encoders[charset](buf) :
                 buf;
         },

src/js/ublock.js

@@ -333,7 +333,7 @@ const matchBucket = function(url, hostname, bucket, start) {
     }
 
     // Change -- but only if the user setting actually exists.
-    const mustSave = us.hasOwnProperty(name) && value !== us[name];
+    const mustSave = Object.hasOwn(us, name) && value !== us[name];
     if ( mustSave ) {
         us[name] = value;
     }

src/js/utils.js

@@ -93,7 +93,7 @@ import µb from './background.js';
 µb.getModifiedSettings = function(edit, orig = {}) {
     const out = {};
     for ( const prop in edit ) {
-        if ( orig.hasOwnProperty(prop) && edit[prop] !== orig[prop] ) {
+        if ( Object.hasOwn(orig, prop) && edit[prop] !== orig[prop] ) {
             out[prop] = edit[prop];
         }
     }
@@ -102,7 +102,7 @@ import µb from './background.js';
 
 µb.settingValueFromString = function(orig, name, s) {
     if ( typeof name !== 'string' || typeof s !== 'string' ) { return; }
-    if ( orig.hasOwnProperty(name) === false ) { return; }
+    if ( Object.hasOwn(orig, name) === false ) { return; }
     let r;
     switch ( typeof orig[name] ) {
     case 'boolean':