Method setup

src/webpage/message.ts:87–92

()

			this.resolve = _;
		});
		Message.setupcmenu();
	}
	static setupcmenu() {
		const editTypes = new Set([0, 19]);
		Message.contextmenu.addButton(
			() => I18n.message.edit(),
			function (this: Message) {
				this.setEdit();
			},