Fix test failures

ampproject · Apr 30, 2021 · 133e694 · 133e694
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commit 133e694
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diff --git a/src/Attribute.php b/src/Attribute.php
@@ -1097,4 +1097,6 @@ interface Attribute
     const DATA_WEBCARE_ID                  = 'data-webcare-id';
     const DATA_WIDGET_ID                   = 'data-widget-id';
     const DATA_WIDGET_TYPE                 = 'data-widget-type';
+
+    const CROSSORIGIN_ANONYMOUS = 'anonymous';
 }
diff --git a/src/Dom/Element.php b/src/Dom/Element.php
@@ -70,6 +70,7 @@ public function addInlineStyle($style)
      * @param string $value The value of the attribute.
      * @return DOMAttr|false The new or modified DOMAttr or false if an error occurred.
      * @throws MaxCssByteCountExceeded If the allowed max byte count is exceeded.
+     * @throws DOMException With code DOM_NO_MODIFICATION_ALLOWED_ERR if the node is readonly.
      */
     public function setAttribute($name, $value)
     {