Rework without method's contract modification for BW compatibility

Author: phoenix128

app/code/Magento/Sales/Model/Order.php

@@ -982,11 +982,10 @@ public function setState($state)
      * Retrieve frontend label of order status
      *
      * @return string
-     * @throws LocalizedException
      */
     public function getFrontendStatusLabel()
     {
-        return $this->getConfig()->getStatusLabel($this->getStatus(), \Magento\Framework\App\Area::AREA_FRONTEND);
+        return $this->getConfig()->getStatusFrontendLabel($this->getStatus());
     }
 
     /**

app/code/Magento/Sales/Model/Order/Config.php

@@ -117,16 +117,14 @@ public function getStateDefaultStatus($state)
     }
 
     /**
-     * Retrieve status label
+     * Get status label for a specified area
      *
      * @param string $code
-     * @param string|null $forceArea
+     * @param string $area
      * @return string
-     * @throws LocalizedException
      */
-    public function getStatusLabel($code, $forceArea = null)
+    private function getStatusLabelForArea(string $code, string $area): string
     {
-        $area = $forceArea ?: $this->state->getAreaCode();
         $code = $this->maskStatusForArea($area, $code);
         $status = $this->orderStatusFactory->create()->load($code);
 
@@ -137,6 +135,29 @@ public function getStatusLabel($code, $forceArea = null)
         return $status->getStoreLabel();
     }
 
+    /**
+     * Retrieve status label for detected area
+     *
+     * @param string $code
+     * @return string
+     * @throws LocalizedException
+     */
+    public function getStatusLabel($code)
+    {
+        return $this->getStatusLabelForArea($code, $this->state->getAreaCode());
+    }
+
+    /**
+     * Retrieve status label for area
+     *
+     * @param string $code
+     * @return string
+     */
+    public function getStatusFrontendLabel(string $code): string
+    {
+        return $this->getStatusLabelForArea($code, \Magento\Framework\App\Area::AREA_FRONTEND);
+    }
+
     /**
      * Mask status for order for specified area
      *