Merge "Move call of Sanitizer::decodeCharReferences from Skin to Parser"

diff --combined includes/skins/Skin.php
index eaee0d2,f9090e1..54bba30
--- 1/includes/skins/Skin.php
--- 2/includes/skins/Skin.php
+++ b/includes/skins/Skin.php
@@@ -1578,8 -1578,6 +1578,6 @@@ abstract class Skin extends ContextSour
  
                $attribs = [];
                if ( !is_null( $tooltip ) ) {
-                       # T27462: undo double-escaping.
-                       $tooltip = Sanitizer::decodeCharReferences( $tooltip );
                        $attribs['title'] = wfMessage( 'editsectionhint' )->rawParams( $tooltip )
                                ->inLanguage( $lang )->text();
                }
@@@ -1611,7 -1609,7 +1609,7 @@@
  
                $result .= implode(
                        '<span class="mw-editsection-divider">'
 -                              . wfMessage( 'pipe-separator' )->inLanguage( $lang )->text()
 +                              . wfMessage( 'pipe-separator' )->inLanguage( $lang )->escaped()
                                . '</span>',
                        $linksHtml
                );