[TASK] Remove Parser::setCharset/getCharset (#808)

These methods were deprecated in version 8.7.0.

Fixes #687

Author: oliverklee

CHANGELOG.md

@@ -38,6 +38,7 @@ Please also have a look at our
 
 ### Removed
 
+- Remove `Parser::setCharset/getCharset` (#808)
 - Remove `Rule::getValues()` (#582)
 - Remove `Rule::setValues()` (#562)
 - Remove `Document::getAllSelectors()` (#561)

src/Parser.php

@@ -31,29 +31,6 @@ public function __construct($sText, ?Settings $oParserSettings = null, $iLineNo
         $this->oParserState = new ParserState($sText, $oParserSettings, $iLineNo);
     }
 
-    /**
-     * Sets the charset to be used if the CSS does not contain an `@charset` declaration.
-     *
-     * @param string $sCharset
-     *
-     * @deprecated since 8.7.0, will be removed in version 9.0.0 with #687
-     */
-    public function setCharset($sCharset): void
-    {
-        $this->oParserState->setCharset($sCharset);
-    }
-
-    /**
-     * Returns the charset that is used if the CSS does not contain an `@charset` declaration.
-     *
-     * @deprecated since 8.7.0, will be removed in version 9.0.0 with #687
-     */
-    public function getCharset(): void
-    {
-        // Note: The `return` statement is missing here. This is a bug that needs to be fixed.
-        $this->oParserState->getCharset();
-    }
-
     /**
      * Parses the CSS provided to the constructor and creates a `Document` from it.
      *