[TASK] Remove Document::getAllSelectors (#561)

Author: ziegenberg

CHANGELOG.md

@@ -22,6 +22,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ### Removed
 
+- Remove `Document::getAllSelectors()` (#561)
 - Remove `DeclarationBlock::getSelector()` (#559)
 - Remove `DeclarationBlock::setSelector()` (#560)
 - Drop support for PHP < 7.2 (#420)

src/CSSList/Document.php

@@ -50,18 +50,6 @@ public function getAllDeclarationBlocks()
         return $aResult;
     }
 
-    /**
-     * Gets all `DeclarationBlock` objects recursively.
-     *
-     * @return array<int, DeclarationBlock>
-     *
-     * @deprecated will be removed in version 9.0; use `getAllDeclarationBlocks()` instead
-     */
-    public function getAllSelectors()
-    {
-        return $this->getAllDeclarationBlocks();
-    }
-
     /**
      * Returns all `RuleSet` objects recursively found in the tree, no matter how deeply nested the rule sets are.
      *