Remove dead code

Author: gmazzap

Inpsyde/Sniffs/CodeQuality/ArgumentTypeDeclarationSniff.php

@@ -70,54 +70,4 @@ public function process(File $file, $position)
             }
         }
     }
-
-    /**
-     * @param File $file
-     * @param int $position
-     * @param array $tokens
-     * @return bool
-     */
-    private function isAddHook(File $file, int $position, array $tokens): bool
-    {
-        $lookForComma = $file->findPrevious(
-            [T_WHITESPACE],
-            $position - 1,
-            null,
-            true,
-            null,
-            true
-        );
-
-        if (!$lookForComma || ($tokens[$lookForComma]['code'] ?? '') !== T_COMMA) {
-            return false;
-        }
-
-        $functionCallOpen = $file->findPrevious(
-            [T_OPEN_PARENTHESIS],
-            $lookForComma - 2,
-            null,
-            false,
-            null,
-            true
-        );
-
-        if (!$functionCallOpen) {
-            return false;
-        }
-
-        $functionCall = $file->findPrevious(
-            [T_WHITESPACE],
-            $functionCallOpen - 1,
-            null,
-            true,
-            null,
-            true
-        );
-
-        return in_array(
-            ($tokens[$functionCall]['content'] ?? ''),
-            ['add_action', 'add_filter'],
-            true
-        );
-    }
 }