Constructor simplification (#713)

* Update AudioDownloader

* Update Translator

* Update ClipboardMonitor

* Update ClipboardReader

* Update PanelElement

* Update QueryParser

* Update DisplayGenerator

* Update DisplayHistory

* Update DOMDataBinder

* Remove unnecessary cast

* Update Popup types

* One declaration per line

* Remove optionals from Frontend constructor

* Fix Translator constructor

29 files changed, 111 insertions, 203 deletions

diff --git a/ext/js/app/popup-factory.js b/ext/js/app/popup-factory.js
index 4338bb3a..9cada2c8 100644
--- a/ext/js/app/popup-factory.js
+++ b/ext/js/app/popup-factory.js
@@ -120,12 +120,12 @@ export class PopupFactory {
             if (id === null) {
                 id = generateId(16);
             }
-            const popup = new PopupWindow({
-                application: this._application,
+            const popup = new PopupWindow(
+                this._application,
                 id,
                 depth,
-                frameId: currentFrameId
-            });
+                currentFrameId
+            );
             this._popups.set(id, popup);
             return popup;
         } else if (frameId === currentFrameId) {
@@ -133,13 +133,13 @@ export class PopupFactory {
             if (id === null) {
                 id = generateId(16);
             }
-            const popup = new Popup({
-                application: this._application,
+            const popup = new Popup(
+                this._application,
                 id,
                 depth,
-                frameId: currentFrameId,
+                currentFrameId,
                 childrenSupported
-            });
+            );
             if (parent !== null) {
                 if (parent.child !== null) {
                     throw new Error('Parent popup already has a child');
@@ -162,13 +162,13 @@ export class PopupFactory {
                 childrenSupported
             });
             id = info.id;
-            const popup = new PopupProxy({
-                application: this._application,
+            const popup = new PopupProxy(
+                this._application,
                 id,
-                depth: info.depth,
-                frameId: info.frameId,
-                frameOffsetForwarder: useFrameOffsetForwarder ? this._frameOffsetForwarder : null
-            });
+                info.depth,
+                info.frameId,
+                useFrameOffsetForwarder ? this._frameOffsetForwarder : null
+            );
             this._popups.set(id, popup);
             return popup;
         }
diff --git a/ext/js/app/popup-proxy.js b/ext/js/app/popup-proxy.js
index 910b2f06..40baf65b 100644
--- a/ext/js/app/popup-proxy.js
+++ b/ext/js/app/popup-proxy.js
@@ -26,16 +26,13 @@ import {log} from '../core/log.js';
  */
 export class PopupProxy extends EventDispatcher {
     /**
-     * Creates a new instance.
-     * @param {import('popup').PopupProxyConstructorDetails} details Details about how to set up the instance.
+     * @param {import('../application.js').Application} application The main application instance.
+     * @param {string} id The identifier of the popup.
+     * @param {number} depth The depth of the popup.
+     * @param {number} frameId The frameId of the host frame.
+     * @param {?import('../comm/frame-offset-forwarder.js').FrameOffsetForwarder} frameOffsetForwarder A `FrameOffsetForwarder` instance which is used to determine frame positioning.
      */
-    constructor({
-        application,
-        id,
-        depth,
-        frameId,
-        frameOffsetForwarder
-    }) {
+    constructor(application, id, depth, frameId, frameOffsetForwarder) {
         super();
         /** @type {import('../application.js').Application} */
         this._application = application;
diff --git a/ext/js/app/popup-window.js b/ext/js/app/popup-window.js
index 32c4d67b..01696676 100644
--- a/ext/js/app/popup-window.js
+++ b/ext/js/app/popup-window.js
@@ -24,15 +24,12 @@ import {EventDispatcher} from '../core/event-dispatcher.js';
  */
 export class PopupWindow extends EventDispatcher {
     /**
-     * Creates a new instance.
-     * @param {import('popup').PopupWindowConstructorDetails} details Details about how to set up the instance.
+     * @param {import('../application.js').Application} application The main application instance.
+     * @param {string} id The identifier of the popup.
+     * @param {number} depth The depth of the popup.
+     * @param {number} frameId The frameId of the host frame.
      */
-    constructor({
-        application,
-        id,
-        depth,
-        frameId
-    }) {
+    constructor(application, id, depth, frameId) {
         super();
         /** @type {import('../application.js').Application} */
         this._application = application;
diff --git a/ext/js/app/popup.js b/ext/js/app/popup.js
index 4caf8241..e9c37d00 100644
--- a/ext/js/app/popup.js
+++ b/ext/js/app/popup.js
@@ -32,16 +32,13 @@ import {ThemeController} from './theme-controller.js';
  */
 export class Popup extends EventDispatcher {
     /**
-     * Creates a new instance.
-     * @param {import('popup').PopupConstructorDetails} details The details used to construct the new instance.
-     */
-    constructor({
-        application,
-        id,
-        depth,
-        frameId,
-        childrenSupported
-    }) {
+     * @param {import('../application.js').Application} application The main application instance.
+     * @param {string} id The identifier of the popup.
+     * @param {number} depth The depth of the popup.
+     * @param {number} frameId The frameId of the host frame.
+     * @param {boolean} childrenSupported Whether or not the popup is able to show child popups.
+     */
+    constructor(application, id, depth, frameId, childrenSupported) {
         super();
         /** @type {import('../application.js').Application} */
         this._application = application;
diff --git a/ext/js/background/backend.js b/ext/js/background/backend.js
index 8b0853d2..03c0b5fe 100644
--- a/ext/js/background/backend.js
+++ b/ext/js/background/backend.js
@@ -68,16 +68,14 @@ export class Backend {
             /** @type {DictionaryDatabase|DictionaryDatabaseProxy} */
             this._dictionaryDatabase = new DictionaryDatabase();
             /** @type {Translator|TranslatorProxy} */
-            this._translator = new Translator({
-                database: this._dictionaryDatabase
-            });
+            this._translator = new Translator(this._dictionaryDatabase);
             /** @type {ClipboardReader|ClipboardReaderProxy} */
-            this._clipboardReader = new ClipboardReader({
+            this._clipboardReader = new ClipboardReader(
                 // eslint-disable-next-line no-undef
-                document: (typeof document === 'object' && document !== null ? document : null),
-                pasteTargetSelector: '#clipboard-paste-target',
-                richContentPasteTargetSelector: '#clipboard-rich-content-paste-target'
-            });
+                (typeof document === 'object' && document !== null ? document : null),
+                '#clipboard-paste-target',
+                '#clipboard-rich-content-paste-target'
+            );
         } else {
             /** @type {?OffscreenProxy} */
             this._offscreen = new OffscreenProxy(webExtension);
@@ -90,9 +88,7 @@ export class Backend {
         }
 
         /** @type {ClipboardMonitor} */
-        this._clipboardMonitor = new ClipboardMonitor({
-            clipboardReader: this._clipboardReader
-        });
+        this._clipboardMonitor = new ClipboardMonitor(this._clipboardReader);
         /** @type {?import('settings').Options} */
         this._options = null;
         /** @type {import('../data/json-schema.js').JsonSchema[]} */
@@ -102,9 +98,7 @@ export class Backend {
         /** @type {RequestBuilder} */
         this._requestBuilder = new RequestBuilder();
         /** @type {AudioDownloader} */
-        this._audioDownloader = new AudioDownloader({
-            requestBuilder: this._requestBuilder
-        });
+        this._audioDownloader = new AudioDownloader(this._requestBuilder);
         /** @type {OptionsUtil} */
         this._optionsUtil = new OptionsUtil();
         /** @type {AccessibilityController} */
diff --git a/ext/js/background/offscreen.js b/ext/js/background/offscreen.js
index dbdb9773..3b8b6a3e 100644
--- a/ext/js/background/offscreen.js
+++ b/ext/js/background/offscreen.js
@@ -34,15 +34,13 @@ export class Offscreen {
         /** @type {DictionaryDatabase} */
         this._dictionaryDatabase = new DictionaryDatabase();
         /** @type {Translator} */
-        this._translator = new Translator({
-            database: this._dictionaryDatabase
-        });
+        this._translator = new Translator(this._dictionaryDatabase);
         /** @type {ClipboardReader} */
-        this._clipboardReader = new ClipboardReader({
-            document: (typeof document === 'object' && document !== null ? document : null),
-            pasteTargetSelector: '#clipboard-paste-target',
-            richContentPasteTargetSelector: '#clipboard-rich-content-paste-target'
-        });
+        this._clipboardReader = new ClipboardReader(
+            (typeof document === 'object' && document !== null ? document : null),
+            '#clipboard-paste-target',
+            '#clipboard-rich-content-paste-target'
+        );
 
 
         /* eslint-disable @stylistic/no-multi-spaces */
diff --git a/ext/js/comm/clipboard-monitor.js b/ext/js/comm/clipboard-monitor.js
index a7cd8833..d101b467 100644
--- a/ext/js/comm/clipboard-monitor.js
+++ b/ext/js/comm/clipboard-monitor.js
@@ -24,9 +24,9 @@ import {isStringPartiallyJapanese} from '../language/ja/japanese.js';
  */
 export class ClipboardMonitor extends EventDispatcher {
     /**
-     * @param {{clipboardReader: import('clipboard-monitor').ClipboardReaderLike}} details
+     * @param {import('clipboard-monitor').ClipboardReaderLike} clipboardReader
      */
-    constructor({clipboardReader}) {
+    constructor(clipboardReader) {
         super();
         /** @type {import('clipboard-monitor').ClipboardReaderLike} */
         this._clipboardReader = clipboardReader;
diff --git a/ext/js/comm/clipboard-reader.js b/ext/js/comm/clipboard-reader.js
index b040d6ca..c09e9ff2 100644
--- a/ext/js/comm/clipboard-reader.js
+++ b/ext/js/comm/clipboard-reader.js
@@ -23,10 +23,11 @@ import {getFileExtensionFromImageMediaType} from '../media/media-util.js';
  */
 export class ClipboardReader {
     /**
-     * Creates a new instances of a clipboard reader.
-     * @param {{document: ?Document, pasteTargetSelector: ?string, richContentPasteTargetSelector: ?string}} details Details about how to set up the instance.
+     * @param {?Document} document
+     * @param {?string} pasteTargetSelector
+     * @param {?string} richContentPasteTargetSelector
      */
-    constructor({document = null, pasteTargetSelector = null, richContentPasteTargetSelector = null}) {
+    constructor(document, pasteTargetSelector, richContentPasteTargetSelector) {
         /** @type {?Document} */
         this._document = document;
         /** @type {?import('environment').Browser} */
diff --git a/ext/js/display/display-generator.js b/ext/js/display/display-generator.js
index 65736759..22912e9f 100644
--- a/ext/js/display/display-generator.js
+++ b/ext/js/display/display-generator.js
@@ -26,9 +26,10 @@ import {StructuredContentGenerator} from './sandbox/structured-content-generator
 
 export class DisplayGenerator {
     /**
-     * @param {import('display').DisplayGeneratorConstructorDetails} details
+     * @param {import('./display-content-manager.js').DisplayContentManager} contentManager
+     * @param {?import('../input/hotkey-help-controller.js').HotkeyHelpController} hotkeyHelpController
      */
-    constructor({contentManager, hotkeyHelpController = null}) {
+    constructor(contentManager, hotkeyHelpController) {
         /** @type {import('./display-content-manager.js').DisplayContentManager} */
         this._contentManager = contentManager;
         /** @type {?import('../input/hotkey-help-controller.js').HotkeyHelpController} */
diff --git a/ext/js/display/display-history.js b/ext/js/display/display-history.js
index 255a8536..67690219 100644
--- a/ext/js/display/display-history.js
+++ b/ext/js/display/display-history.js
@@ -24,9 +24,10 @@ import {generateId, isObject} from '../core/utilities.js';
  */
 export class DisplayHistory extends EventDispatcher {
     /**
-     * @param {{clearable?: boolean, useBrowserHistory?: boolean}} details
+     * @param {boolean} clearable
+     * @param {boolean} useBrowserHistory
      */
-    constructor({clearable = true, useBrowserHistory = false}) {
+    constructor(clearable, useBrowserHistory) {
         super();
         /** @type {boolean} */
         this._clearable = clearable;
diff --git a/ext/js/display/display-profile-selection.js b/ext/js/display/display-profile-selection.js
index 0aa08b00..6fd25835 100644
--- a/ext/js/display/display-profile-selection.js
+++ b/ext/js/display/display-profile-selection.js
@@ -35,10 +35,7 @@ export class DisplayProfileSelection {
         /** @type {HTMLElement} */
         const profilePanelElement = querySelectorNotNull(document, '#profile-panel');
         /** @type {PanelElement} */
-        this._profilePanel = new PanelElement({
-            node: profilePanelElement,
-            closingAnimationDuration: 375 // Milliseconds; includes buffer
-        });
+        this._profilePanel = new PanelElement(profilePanelElement, 375); // Milliseconds; includes buffer
         /** @type {boolean} */
         this._profileListNeedsUpdate = false;
         /** @type {EventListenerCollection} */
diff --git a/ext/js/display/display.js b/ext/js/display/display.js
index d0edd0bd..750e0d69 100644
--- a/ext/js/display/display.js
+++ b/ext/js/display/display.js
@@ -83,16 +83,13 @@ export class Display extends EventDispatcher {
         /** @type {HotkeyHelpController} */
         this._hotkeyHelpController = new HotkeyHelpController();
         /** @type {DisplayGenerator} */
-        this._displayGenerator = new DisplayGenerator({
-            contentManager: this._contentManager,
-            hotkeyHelpController: this._hotkeyHelpController
-        });
+        this._displayGenerator = new DisplayGenerator(this._contentManager, this._hotkeyHelpController);
         /** @type {import('display').DirectApiMap} */
         this._directApiMap = new Map();
         /** @type {import('api-map').ApiMap<import('display').WindowApiSurface>} */ // import('display').WindowApiMap
         this._windowApiMap = new Map();
         /** @type {DisplayHistory} */
-        this._history = new DisplayHistory({clearable: true, useBrowserHistory: false});
+        this._history = new DisplayHistory(true, false);
         /** @type {boolean} */
         this._historyChangeIgnore = false;
         /** @type {boolean} */
@@ -126,11 +123,7 @@ export class Display extends EventDispatcher {
         /** @type {TextSourceGenerator} */
         this._textSourceGenerator = new TextSourceGenerator();
         /** @type {QueryParser} */
-        this._queryParser = new QueryParser({
-            api: application.api,
-            getSearchContext: this._getSearchContext.bind(this),
-            textSourceGenerator: this._textSourceGenerator
-        });
+        this._queryParser = new QueryParser(application.api, this._textSourceGenerator, this._getSearchContext.bind(this));
         /** @type {HTMLElement} */
         this._contentScrollElement = querySelectorNotNull(document, '#content-scroll');
         /** @type {HTMLElement} */
@@ -1712,8 +1705,7 @@ export class Display extends EventDispatcher {
         const popupFactory = new PopupFactory(this._application);
         popupFactory.prepare();
 
-        /** @type {import('frontend').ConstructorDetails} */
-        const setupNestedPopupsOptions = {
+        const frontend = new Frontend({
             application: this._application,
             useProxyPopup,
             parentPopupId,
@@ -1723,10 +1715,9 @@ export class Display extends EventDispatcher {
             pageType: this._pageType,
             allowRootFramePopupProxy: true,
             childrenSupported: this._childrenSupported,
-            hotkeyHandler: this._hotkeyHandler
-        };
-
-        const frontend = new Frontend(setupNestedPopupsOptions);
+            hotkeyHandler: this._hotkeyHandler,
+            canUseWindowPopup: true
+        });
         this._frontend = frontend;
         await frontend.prepare();
     }
diff --git a/ext/js/display/query-parser.js b/ext/js/display/query-parser.js
index 875d9d5a..d27b9394 100644
--- a/ext/js/display/query-parser.js
+++ b/ext/js/display/query-parser.js
@@ -27,9 +27,11 @@ import {TextScanner} from '../language/text-scanner.js';
  */
 export class QueryParser extends EventDispatcher {
     /**
-     * @param {import('display').QueryParserConstructorDetails} details
+     * @param {import('../comm/api.js').API} api
+     * @param {import('../dom/text-source-generator').TextSourceGenerator} textSourceGenerator
+     * @param {import('display').GetSearchContextCallback} getSearchContext
      */
-    constructor({api, getSearchContext, textSourceGenerator}) {
+    constructor(api, textSourceGenerator, getSearchContext) {
         super();
         /** @type {import('../comm/api.js').API} */
         this._api = api;
diff --git a/ext/js/display/search-display-controller.js b/ext/js/display/search-display-controller.js
index d8126027..e23d5d50 100644
--- a/ext/js/display/search-display-controller.js
+++ b/ext/js/display/search-display-controller.js
@@ -63,12 +63,12 @@ export class SearchDisplayController {
         this._introAnimationTimer = null;
         /** @type {boolean} */
         this._clipboardMonitorEnabled = false;
+        /** @type {import('clipboard-monitor').ClipboardReaderLike} */
+        const clipboardReader = {
+            getText: this._display.application.api.clipboardGet.bind(this._display.application.api)
+        };
         /** @type {ClipboardMonitor} */
-        this._clipboardMonitor = new ClipboardMonitor({
-            clipboardReader: {
-                getText: this._display.application.api.clipboardGet.bind(this._display.application.api)
-            }
-        });
+        this._clipboardMonitor = new ClipboardMonitor(clipboardReader);
         /** @type {import('application').ApiMap} */
         this._apiMap = createApiMap([
             ['searchDisplayControllerGetMode', this._onMessageGetMode.bind(this)],
diff --git a/ext/js/dom/dom-data-binder.js b/ext/js/dom/dom-data-binder.js
index d33f1a2b..14b3b2cd 100644
--- a/ext/js/dom/dom-data-binder.js
+++ b/ext/js/dom/dom-data-binder.js
@@ -25,9 +25,14 @@ import {SelectorObserver} from './selector-observer.js';
  */
 export class DOMDataBinder {
     /**
-     * @param {import('dom-data-binder').ConstructorDetails<T>} details
+     * @param {string} selector
+     * @param {import('dom-data-binder').CreateElementMetadataCallback<T>} createElementMetadata
+     * @param {import('dom-data-binder').CompareElementMetadataCallback<T>} compareElementMetadata
+     * @param {import('dom-data-binder').GetValuesCallback<T>} getValues
+     * @param {import('dom-data-binder').SetValuesCallback<T>} setValues
+     * @param {import('dom-data-binder').OnErrorCallback<T>|null} [onError]
      */
-    constructor({selector, createElementMetadata, compareElementMetadata, getValues, setValues, onError = null}) {
+    constructor(selector, createElementMetadata, compareElementMetadata, getValues, setValues, onError = null) {
         /** @type {string} */
         this._selector = selector;
         /** @type {import('dom-data-binder').CreateElementMetadataCallback<T>} */
@@ -45,14 +50,14 @@ export class DOMDataBinder {
         /** @type {TaskAccumulator<import('dom-data-binder').ElementObserver<T>, import('dom-data-binder').AssignTaskValue>} */
         this._assignTasks = new TaskAccumulator(this._onBulkAssign.bind(this));
         /** @type {SelectorObserver<import('dom-data-binder').ElementObserver<T>>} */
-        this._selectorObserver = /** @type {SelectorObserver<import('dom-data-binder').ElementObserver<T>>} */ (new SelectorObserver({
+        this._selectorObserver = new SelectorObserver({
             selector,
             ignoreSelector: null,
             onAdded: this._createObserver.bind(this),
             onRemoved: this._removeObserver.bind(this),
             onChildrenUpdated: this._onObserverChildrenUpdated.bind(this),
             isStale: this._isObserverStale.bind(this)
-        }));
+        });
     }
 
     /**
diff --git a/ext/js/dom/panel-element.js b/ext/js/dom/panel-element.js
index 0f2801e6..97b05599 100644
--- a/ext/js/dom/panel-element.js
+++ b/ext/js/dom/panel-element.js
@@ -23,9 +23,10 @@ import {EventDispatcher} from '../core/event-dispatcher.js';
  */
 export class PanelElement extends EventDispatcher {
     /**
-     * @param {import('panel-element').ConstructorDetails} details
+     * @param {HTMLElement} node
+     * @param {number} closingAnimationDuration
      */
-    constructor({node, closingAnimationDuration}) {
+    constructor(node, closingAnimationDuration) {
         super();
         /** @type {HTMLElement} */
         this._node = node;
diff --git a/ext/js/dom/selector-observer.js b/ext/js/dom/selector-observer.js
index 86607130..032805e8 100644
--- a/ext/js/dom/selector-observer.js
+++ b/ext/js/dom/selector-observer.js
@@ -25,7 +25,14 @@ export class SelectorObserver {
      * Creates a new instance.
      * @param {import('selector-observer').ConstructorDetails<T>} details The configuration for the object.
      */
-    constructor({selector, ignoreSelector = null, onAdded = null, onRemoved = null, onChildrenUpdated = null, isStale = null}) {
+    constructor({
+        selector,
+        ignoreSelector = null,
+        onAdded = null,
+        onRemoved = null,
+        onChildrenUpdated = null,
+        isStale = null
+    }) {
         /** @type {string} */
         this._selector = selector;
         /** @type {?string} */
diff --git a/ext/js/language/translator.js b/ext/js/language/translator.js
index 4f9304b5..568c12bd 100644
--- a/ext/js/language/translator.js
+++ b/ext/js/language/translator.js
@@ -27,10 +27,9 @@ import {getAllLanguageTextPreprocessors} from './languages.js';
  */
 export class Translator {
     /**
-     * Creates a new Translator instance.
-     * @param {import('translator').ConstructorDetails} details The details for the class.
+     * @param {import('../dictionary/dictionary-database.js').DictionaryDatabase} database
      */
-    constructor({database}) {
+    constructor(database) {
         /** @type {import('../dictionary/dictionary-database.js').DictionaryDatabase} */
         this._database = database;
         /** @type {LanguageTransformer} */
diff --git a/ext/js/media/audio-downloader.js b/ext/js/media/audio-downloader.js
index b594db7f..d3bec75a 100644
--- a/ext/js/media/audio-downloader.js
+++ b/ext/js/media/audio-downloader.js
@@ -27,9 +27,9 @@ import {isStringEntirelyKana} from '../language/ja/japanese.js';
 
 export class AudioDownloader {
     /**
-     * @param {{requestBuilder: RequestBuilder}} details
+     * @param {RequestBuilder} requestBuilder
      */
-    constructor({requestBuilder}) {
+    constructor(requestBuilder) {
         /** @type {RequestBuilder} */
         this._requestBuilder = requestBuilder;
         /** @type {?JsonSchema} */
diff --git a/ext/js/pages/settings/generic-setting-controller.js b/ext/js/pages/settings/generic-setting-controller.js
index 54d87f8d..812520e4 100644
--- a/ext/js/pages/settings/generic-setting-controller.js
+++ b/ext/js/pages/settings/generic-setting-controller.js
@@ -31,13 +31,13 @@ export class GenericSettingController {
         /** @type {import('settings-modifications').OptionsScopeType} */
         this._defaultScope = 'profile';
         /** @type {DOMDataBinder<import('generic-setting-controller').ElementMetadata>} */
-        this._dataBinder = new DOMDataBinder({
-            selector: '[data-setting]',
-            createElementMetadata: this._createElementMetadata.bind(this),
-            compareElementMetadata: this._compareElementMetadata.bind(this),
-            getValues: this._getValues.bind(this),
-            setValues: this._setValues.bind(this)
-        });
+        this._dataBinder = new DOMDataBinder(
+            '[data-setting]',
+            this._createElementMetadata.bind(this),
+            this._compareElementMetadata.bind(this),
+            this._getValues.bind(this),
+            this._setValues.bind(this)
+        );
         /** @type {Map<import('generic-setting-controller').TransformType, import('generic-setting-controller').TransformFunction>} */
         this._transforms = new Map(/** @type {[key: import('generic-setting-controller').TransformType, value: import('generic-setting-controller').TransformFunction][]} */ ([
             ['setAttribute', this._setAttribute.bind(this)],
diff --git a/ext/js/pages/settings/modal.js b/ext/js/pages/settings/modal.js
index 7e20dcb4..1eee00d7 100644
--- a/ext/js/pages/settings/modal.js
+++ b/ext/js/pages/settings/modal.js
@@ -23,10 +23,7 @@ export class Modal extends PanelElement {
      * @param {HTMLElement} node
      */
     constructor(node) {
-        super({
-            node,
-            closingAnimationDuration: 375 // Milliseconds; includes buffer
-        });
+        super(node, 375); // Milliseconds; includes buffer
         /** @type {?Element} */
         this._contentNode = null;
         /** @type {boolean} */
diff --git a/ext/js/pages/settings/status-footer.js b/ext/js/pages/settings/status-footer.js
index 786e1d55..420dd044 100644
--- a/ext/js/pages/settings/status-footer.js
+++ b/ext/js/pages/settings/status-footer.js
@@ -24,10 +24,7 @@ export class StatusFooter extends PanelElement {
      * @param {HTMLElement} node
      */
     constructor(node) {
-        super({
-            node,
-            closingAnimationDuration: 375 // Milliseconds; includes buffer
-        });
+        super(node, 375); // Milliseconds; includes buffer
         /** @type {HTMLElement} */
         this._body = querySelectorNotNull(node, '.status-footer');
     }
diff --git a/test/fixtures/translator-test.js b/test/fixtures/translator-test.js
index f39d832b..95218830 100644
--- a/test/fixtures/translator-test.js
+++ b/test/fixtures/translator-test.js
@@ -63,7 +63,7 @@ export async function createTranslatorContext(dictionaryDirectory, dictionaryNam
     expect(errors.length).toEqual(0);
 
     // Setup translator
-    const translator = new Translator({database: dictionaryDatabase});
+    const translator = new Translator(dictionaryDatabase);
     /** @type {import('language-transformer').LanguageTransformDescriptor} */
     const deinflectionReasons = parseJson(readFileSync(languageTransformDescriptorPath, {encoding: 'utf8'}));
     translator.prepare(deinflectionReasons);
diff --git a/types/ext/display.d.ts b/types/ext/display.d.ts
index a2e61209..61e1aac5 100644
--- a/types/ext/display.d.ts
+++ b/types/ext/display.d.ts
@@ -15,10 +15,6 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import type {DisplayContentManager} from '../../ext/js/display/display-content-manager';
-import type {HotkeyHelpController} from '../../ext/js/input/hotkey-help-controller';
-import type {TextSourceGenerator} from '../../ext/js/dom/text-source-generator';
-import type {API} from '../../ext/js/comm/api';
 import type * as Dictionary from './dictionary';
 import type * as Extension from './extension';
 import type * as Settings from './settings';
@@ -127,12 +123,6 @@ export type SearchMode = null | 'popup' | 'action-popup';
 
 export type GetSearchContextCallback = TextScannerTypes.GetSearchContextCallbackSync;
 
-export type QueryParserConstructorDetails = {
-    api: API;
-    getSearchContext: GetSearchContextCallback;
-    textSourceGenerator: TextSourceGenerator;
-};
-
 export type QueryParserOptions = {
     selectedParser: string | null;
     termSpacing: boolean;
@@ -170,11 +160,6 @@ export type Events = {
 
 export type EventArgument<TName extends EventNames<Events>> = BaseEventArgument<Events, TName>;
 
-export type DisplayGeneratorConstructorDetails = {
-    contentManager: DisplayContentManager;
-    hotkeyHelpController?: HotkeyHelpController | null;
-};
-
 // Direct API
 
 export type DirectApiSurface = {
diff --git a/types/ext/dom-data-binder.d.ts b/types/ext/dom-data-binder.d.ts
index 4835d686..3f12a455 100644
--- a/types/ext/dom-data-binder.d.ts
+++ b/types/ext/dom-data-binder.d.ts
@@ -38,15 +38,6 @@ export type SetValuesDetails<T = unknown> = {
 
 export type OnErrorCallback<T = unknown> = (error: Error, stale: boolean, element: Element, metadata: T) => void;
 
-export type ConstructorDetails<T = unknown> = {
-    selector: string;
-    createElementMetadata: CreateElementMetadataCallback<T>;
-    compareElementMetadata: CompareElementMetadataCallback<T>;
-    getValues: GetValuesCallback<T>;
-    setValues: SetValuesCallback<T>;
-    onError?: OnErrorCallback<T> | null;
-};
-
 export type ElementObserver<T = unknown> = {
     element: Element;
     type: NormalizedElementType;
diff --git a/types/ext/frontend.d.ts b/types/ext/frontend.d.ts
index ca07e30c..b831deae 100644
--- a/types/ext/frontend.d.ts
+++ b/types/ext/frontend.d.ts
@@ -36,11 +36,11 @@ export type ConstructorDetails = {
     /** Whether or not proxy popups should be used. */
     useProxyPopup: boolean;
     /** Whether or not window popups can be used. */
-    canUseWindowPopup?: boolean;
+    canUseWindowPopup: boolean;
     /** Whether or not popups can be hosted in the root frame. */
     allowRootFramePopupProxy: boolean;
     /** Whether popups can create child popups or not. */
-    childrenSupported?: boolean;
+    childrenSupported: boolean;
     /** A HotkeyHandler instance. */
     hotkeyHandler: HotkeyHandler;
 };
diff --git a/types/ext/panel-element.d.ts b/types/ext/panel-element.d.ts
index c61b6358..f1d83349 100644
--- a/types/ext/panel-element.d.ts
+++ b/types/ext/panel-element.d.ts
@@ -27,8 +27,3 @@ export type Events = {
 };
 
 export type EventArgument<TName extends EventNames<Events>> = BaseEventArgument<Events, TName>;
-
-export type ConstructorDetails = {
-    node: HTMLElement;
-    closingAnimationDuration: number;
-};
diff --git a/types/ext/popup.d.ts b/types/ext/popup.d.ts
index 1ea25c15..88c457ae 100644
--- a/types/ext/popup.d.ts
+++ b/types/ext/popup.d.ts
@@ -18,8 +18,6 @@
 import type {Popup} from '../../ext/js/app/popup';
 import type {PopupProxy} from '../../ext/js/app/popup-proxy';
 import type {PopupWindow} from '../../ext/js/app/popup-window';
-import type {FrameOffsetForwarder} from '../../ext/js/comm/frame-offset-forwarder';
-import type {Application} from '../../ext/js/application';
 import type * as DocumentUtil from './document-util';
 import type * as Settings from './settings';
 import type {EventNames, EventArgument as BaseEventArgument} from './core';
@@ -92,43 +90,6 @@ export type ValidSize = {
     valid: boolean;
 };
 
-export type PopupConstructorDetails = {
-    /** The main application instance. */
-    application: Application;
-    /** The ID of the popup. */
-    id: string;
-    /** The depth of the popup. */
-    depth: number;
-    /** The ID of the host frame. */
-    frameId: number;
-    /** Whether or not the popup is able to show child popups. */
-    childrenSupported: boolean;
-};
-
-export type PopupWindowConstructorDetails = {
-    /** The main application instance. */
-    application: Application;
-    /** The ID of the popup. */
-    id: string;
-    /** The depth of the popup. */
-    depth: number;
-    /** The ID of the host frame. */
-    frameId: number;
-};
-
-export type PopupProxyConstructorDetails = {
-    /** The main application instance. */
-    application: Application;
-    /** The ID of the popup. */
-    id: string;
-    /** The depth of the popup. */
-    depth: number;
-    /** The ID of the host frame. */
-    frameId: number;
-    /** A `FrameOffsetForwarder` instance which is used to determine frame positioning. */
-    frameOffsetForwarder: FrameOffsetForwarder | null;
-};
-
 export type Events = {
     customOuterCssChanged: {
         node: HTMLStyleElement | HTMLLinkElement | null;
diff --git a/types/ext/translator.d.ts b/types/ext/translator.d.ts
index 5d552ca8..fb8d1142 100644
--- a/types/ext/translator.d.ts
+++ b/types/ext/translator.d.ts
@@ -15,15 +15,9 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import type {DictionaryDatabase} from '../../ext/js/dictionary/dictionary-database';
 import type * as Dictionary from './dictionary';
 import type * as DictionaryDatabaseTypes from './dictionary-database';
 
-export type ConstructorDetails = {
-    /** An instance of DictionaryDatabase. */
-    database: DictionaryDatabase;
-};
-
 /**
  * Information about how popup content should be shown, specifically related to the outer popup frame.
  */