Simplify null and empty check

app/src/main/java/awais/instagrabber/utils/Utils.java

@@ -121,10 +121,13 @@ public final class Utils {
 
     public static void setupCookies(final String cookieRaw) {
         final CookieStore cookieStore = NET_COOKIE_MANAGER.getCookieStore();
-        if (cookieRaw == "LOGOUT") {
+        if (cookieStore == null || isEmpty(cookieRaw)) {
+            return;
+        }
+        if (cookieRaw.equals("LOGOUT")) {
             cookieStore.removeAll();
+            return;
         }
-        else if (cookieRaw != null && !isEmpty(cookieRaw)) {
         try {
             final URI uri1 = new URI("https://instagram.com");
             final URI uri2 = new URI("https://instagram.com/");
@@ -145,7 +148,6 @@ public final class Utils {
             if (BuildConfig.DEBUG) Log.e("AWAISKING_APP", "", e);
         }
     }
-    }
 
     @Nullable
     public static String getUserIdFromCookie(final String cookie) {