add missing externs to repo

externs/webextension_polyfill/browsingdata/DataTypeSet.hx

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+package webextension_polyfill.browsingdata;
+
+/**
+	A set of data types. Missing data types are interpreted as <code>false</code>.
+**/
+typedef DataTypeSet = {
+	/**
+		The browser's cache. Note: when removing data, this clears the <em>entire</em> cache: it is not limited to the range you
+		specify.
+		Optional.
+	**/
+	@:optional
+	var cache : Bool;
+	/**
+		The browser's cookies.
+		Optional.
+	**/
+	@:optional
+	var cookies : Bool;
+	/**
+		The browser's download list.
+		Optional.
+	**/
+	@:optional
+	var downloads : Bool;
+	/**
+		The browser's stored form data.
+		Optional.
+	**/
+	@:optional
+	var formData : Bool;
+	/**
+		The browser's history.
+		Optional.
+	**/
+	@:optional
+	var history : Bool;
+	/**
+		Websites' IndexedDB data.
+		Optional.
+	**/
+	@:optional
+	var indexedDB : Bool;
+	/**
+		Websites' local storage data.
+		Optional.
+	**/
+	@:optional
+	var localStorage : Bool;
+	/**
+		Server-bound certificates.
+		Optional.
+	**/
+	@:optional
+	var serverBoundCertificates : Bool;
+	/**
+		Stored passwords.
+		Optional.
+	**/
+	@:optional
+	var passwords : Bool;
+	/**
+		Plugins' data.
+		Optional.
+	**/
+	@:optional
+	var pluginData : Bool;
+	/**
+		Service Workers.
+		Optional.
+	**/
+	@:optional
+	var serviceWorkers : Bool;
+};

externs/webextension_polyfill/browsingdata/RemovalOptions.hx

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+package webextension_polyfill.browsingdata;
+
+/**
+	Options that determine exactly what data will be removed.
+**/
+typedef RemovalOptions = {
+	/**
+		Remove data accumulated on or after this date, represented in milliseconds since the epoch (accessible via the <code>
+		getTime</code> method of the JavaScript <code>Date</code> object). If absent, defaults to 0 (which would remove all
+		browsing data).
+		Optional.
+	**/
+	@:optional
+	var since : webextension_polyfill.extensiontypes.DateType;
+	/**
+		Only remove data associated with these hostnames (only applies to cookies and localStorage).
+		Optional.
+	**/
+	@:optional
+	var hostnames : Array<String>;
+	/**
+		Only remove data associated with this specific cookieStoreId.
+		Optional.
+	**/
+	@:optional
+	var cookieStoreId : String;
+	/**
+		An object whose properties specify which origin types ought to be cleared. If this object isn't specified,
+		it defaults to clearing only "unprotected" origins. Please ensure that you <em>really</em>
+		want to remove application data before adding 'protectedWeb' or 'extensions'.
+		Optional.
+	**/
+	@:optional
+	var originTypes : RemovalOptionsOriginTypesType;
+};

externs/webextension_polyfill/browsingdata/RemovalOptionsOriginTypesType.hx

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+package webextension_polyfill.browsingdata;
+
+/**
+	An object whose properties specify which origin types ought to be cleared. If this object isn't specified,
+	it defaults to clearing only "unprotected" origins. Please ensure that you <em>really</em>
+	want to remove application data before adding 'protectedWeb' or 'extensions'.
+**/
+typedef RemovalOptionsOriginTypesType = {
+	/**
+		Normal websites.
+		Optional.
+	**/
+	@:optional
+	var unprotectedWeb : Bool;
+	/**
+		Websites that have been installed as hosted applications (be careful!).
+		Optional.
+	**/
+	@:optional
+	var protectedWeb : Bool;
+	/**
+		Extensions and packaged applications a user has installed (be _really_ careful!).
+		Optional.
+	**/
+	@:optional
+	var extension : Bool;
+};

externs/webextension_polyfill/browsingdata/SettingsCallbackResultType.hx

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+package webextension_polyfill.browsingdata;
+
+typedef SettingsCallbackResultType = {
+	var options : RemovalOptions;
+	/**
+		All of the types will be present in the result, with values of <code>true</code> if they are both selected to be removed
+		and permitted to be removed, otherwise <code>false</code>.
+	**/
+	var dataToRemove : DataTypeSet;
+	/**
+		All of the types will be present in the result, with values of <code>true</code> if they are permitted to be removed (e.
+		g., by enterprise policy) and <code>false</code> if not.
+	**/
+	var dataRemovalPermitted : DataTypeSet;
+};

externs/webextension_polyfill/browsingdata/Static.hx

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+package webextension_polyfill.browsingdata;
+
+typedef Static = {
+	/**
+		Reports which types of data are currently selected in the 'Clear browsing data' settings UI.
+		Note: some of the data types included in this API are not available in the settings UI,
+		and some UI settings control more than one data type listed here.
+	**/
+	function settings():js.lib.Promise<SettingsCallbackResultType>;
+	/**
+		Clears various types of browsing data stored in a user's profile.
+	**/
+	function remove(options:RemovalOptions, dataToRemove:DataTypeSet):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's cache.
+	**/
+	function removeCache(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's cookies and server-bound certificates modified within a particular timeframe.
+	**/
+	function removeCookies(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's list of downloaded files (<em>not</em> the downloaded files themselves).
+	**/
+	function removeDownloads(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's stored form data (autofill).
+	**/
+	function removeFormData(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's history.
+	**/
+	function removeHistory(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears websites' local storage data.
+	**/
+	function removeLocalStorage(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears plugins' data.
+	**/
+	function removePluginData(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+	/**
+		Clears the browser's stored passwords.
+	**/
+	function removePasswords(options:RemovalOptions):js.lib.Promise<ts.Undefined>;
+};