types/src/main/java/com/google/common/html/types/SafeHtmlBuilder.java
public SafeHtmlBuilder setSrcdoc(SafeHtml value) {
    if (!SRCDOC_SAFE_HTML_ELEMENT_WHITELIST.contains(elementName)) {
      throw new IllegalArgumentException(
          "Attribute \"srcdoc\" with a SafeHtml value can only be used "
              + "by one of the following elements: "
              + SRCDOC_SAFE_HTML_ELEMENT_WHITELIST);
    }
    return setAttribute("srcdoc", value.getSafeHtmlString());
  }
public SafeHtmlBuilder setSrcdoc(SafeHtml value) {
    if (!SRCDOC_SAFE_HTML_ELEMENT_WHITELIST.contains(elementName)) {
      throw new IllegalArgumentException(
          "Attribute \"srcdoc\" with a SafeHtml value can only be used "
              + "by one of the following elements: "
              + SRCDOC_SAFE_HTML_ELEMENT_WHITELIST);
    }
    return setAttribute("srcdoc", value.getSafeHtmlString());
  }
Sets the {@code srcdoc} attribute for this element.

<p>The attribute {@code srcdoc} with a {@code SafeHtml} value is allowed on these elements:

<ul>
<li>{@code iframe}
</ul>

@throws IllegalArgumentException if the {@code srcdoc} attribute with a {@code SafeHtml} value
is not allowed on this element