diff --git a/VisualEditor.hooks.php b/VisualEditor.hooks.php
index 4a2cc621af..c52b93413f 100644
--- a/VisualEditor.hooks.php
+++ b/VisualEditor.hooks.php
@@ -195,26 +195,6 @@ class VisualEditorHooks {
 		}
 	}
 
-	/**
-	 * Convert the content model of a message that is actually JSON to JSON.
-	 * This only affects validation and UI when saving and editing, not
-	 * loading the content.
-	 *
-	 * @param Title $title
-	 * @param string $model
-	 * @return bool
-	 */
-	public static function onContentHandlerDefaultModelFor( Title $title, &$model ) {
-		if (
-			$title->inNamespace( NS_MEDIAWIKI ) &&
-			$title->getText() === 'Visualeditor-quick-access-characters.json'
-		) {
-			$model = CONTENT_MODEL_JSON;
-		}
-
-		return true;
-	}
-
 	/**
 	 * Changes the Edit tab and adds the VisualEditor tab.
 	 *