fix support of Vivaldi and Opera

src/core/bg/config.js

@@ -31,8 +31,8 @@ const DEFAULT_PROFILE_NAME = "__Default_Settings__";
 const DISABLED_PROFILE_NAME = "__Disabled_Settings__";
 const REGEXP_RULE_PREFIX = "regexp:";
 
-const IS_NOT_SAFARI = !/Safari/.test(navigator.userAgent) || /Chrome/.test(navigator.userAgent);
-const BACKGROUND_SAVE_SUPPORTED = !(/Mobile.*Firefox/.test(navigator.userAgent) || /Safari/.test(navigator.userAgent) && !/Chrome/.test(navigator.userAgent));
+const IS_NOT_SAFARI = !/Safari/.test(navigator.userAgent) || /Chrome/.test(navigator.userAgent) || /Vivaldi/.test(navigator.userAgent) || /OPR/.test(navigator.userAgent);
+const BACKGROUND_SAVE_SUPPORTED = !(/Mobile.*Firefox/.test(navigator.userAgent) || /Safari/.test(navigator.userAgent) && !/Chrome/.test(navigator.userAgent) && !/Vivaldi/.test(navigator.userAgent) && !/OPR/.test(navigator.userAgent));
 const BADGE_COLOR_SUPPORTED = IS_NOT_SAFARI;
 const AUTO_SAVE_SUPPORTED = IS_NOT_SAFARI;
 const SELECTABLE_TABS_SUPPORTED = IS_NOT_SAFARI;

src/ui/bg/ui-editor.js

@@ -26,7 +26,7 @@
 import * as download from "../../core/common/download.js";
 import { onError } from "./../common/content-error.js";
 
-const FOREGROUND_SAVE = /Safari/.test(navigator.userAgent) && !/Chrome/.test(navigator.userAgent);
+const FOREGROUND_SAVE = /Safari/.test(navigator.userAgent) && !/Chrome/.test(navigator.userAgent) && !/Vivaldi/.test(navigator.userAgent) && !/OPR/.test(navigator.userAgent);
 
 const editorElement = document.querySelector(".editor");
 const toolbarElement = document.querySelector(".toolbar");