shortcuts.js:dark theme:no cookie editing for now

js&css/web-accessible/www.youtube.com/shortcuts.js

@@ -622,17 +622,15 @@ ImprovedTube.shortcutSubscribe = function () {
 4.7.25 DARK THEME
 ------------------------------------------------------------------------------*/
 ImprovedTube.shortcutDarkTheme = function () {
-let darkCookie; 
 	if (document.documentElement.hasAttribute('dark')) {
 		cookieValue = '80000';
 		document.documentElement.removeAttribute('dark');
 		document.querySelector('ytd-masthead').removeAttribute('dark');
 		document.getElementById("cinematics").style.visibility = 'hidden';
 		document.querySelector('ytd-masthead').style.backgroundColor ='#fff';	
 		ImprovedTube.myColors(); ImprovedTube.setTheme();
-
-	} else { darkCookie = true;
-   	    document.documentElement.setAttribute('dark', '');  	 
+	} else { 
+		document.documentElement.setAttribute('dark', '');  	 
 		if (this.storage.theme === 'custom' ){ this.elements.my_colors.remove();  }
 		if (this.storage.theme === 'dawn' ){ this.elements.dawn.remove();  }
 			if (document.documentElement.hasAttribute('it-themes') !== null && document.documentElement.hasAttribute('it-themes') === true){													 
@@ -641,26 +639,8 @@ let darkCookie;
 				}
 		document.querySelector('ytd-masthead').style.cssText = 'background-color: #000;';	
 		document.getElementById("cinematics").style.visibility = 'visible';
-
-}   
-	let cookie = this.getPrefCookieValueByName('f6');
-	// f6 stores more than Theme. Treat it like hex number, we are only allowed to add/remove 0x80000 (light theme) and 0x400 (dark theme).
-	if (cookie && !isNaN(cookie)) {
-		// valid f6
-		let negation = parseInt(cookie, 16) & parseInt(80400, 16);
-		cookie = (parseInt(cookie, 16) - negation); // remove 80000 and 400
-		cookie = cookie ^ (darkCookie ? parseInt(400, 16) : 0); // apply optional darkCookie
-		cookie = cookie ? cookie.toString(16) : null; // back to hex, 0 means we want null to remove f6 cookie instead
-	} else {
-		// missing or corrupted f6, fully overwrite
-		cookie = darkCookie ? 400 : null;
-	}
-
-	this.setPrefCookieValueByName('f6', cookie);
-
-
+	}   	
 };
-
 /*------------------------------------------------------------------------------
 4.7.26 CUSTOM MINI PLAYER
 ------------------------------------------------------------------------------*/