Remove obsolete arguments

src/PhpSpreadsheet/Writer/Pdf.php

@@ -267,10 +267,8 @@ abstract class Pdf extends Html
 
     /**
      * Save PhpSpreadsheet to PDF file, post-save.
-     *
-     * @param resource $fileHandle
      */
-    protected function restoreStateAfterSave($fileHandle)
+    protected function restoreStateAfterSave(): void
     {
         $this->maybeCloseFileHandle();
 

src/PhpSpreadsheet/Writer/Pdf/Dompdf.php

@@ -73,6 +73,6 @@ class Dompdf extends Pdf
         //  Write to file
         fwrite($fileHandle, $pdf->output());
 
-        parent::restoreStateAfterSave($fileHandle);
+        parent::restoreStateAfterSave();
     }
 }

src/PhpSpreadsheet/Writer/Pdf/Mpdf.php

@@ -95,7 +95,7 @@ class Mpdf extends Pdf
         //  Write to file
         fwrite($fileHandle, $pdf->Output('', 'S'));
 
-        parent::restoreStateAfterSave($fileHandle);
+        parent::restoreStateAfterSave();
     }
 
     /**

src/PhpSpreadsheet/Writer/Pdf/Tcpdf.php

@@ -93,6 +93,6 @@ class Tcpdf extends Pdf
         //  Write to file
         fwrite($fileHandle, $pdf->output($pFilename, 'S'));
 
-        parent::restoreStateAfterSave($fileHandle);
+        parent::restoreStateAfterSave();
     }
 }