Hooks into GHS' DataSchema plugin, if available and registers additional
differencing attributes applied to <img> elements.
For corresponding CSS rules, it is important to understand, that the
xdiff:changetype attribute is applied to the surrounding element, i.e.,
the corresponding <span class="html-object-embed"> element.
Hooks into GHS'
DataSchemaplugin, if available and registers additional differencing attributes applied to<img>elements.For corresponding CSS rules, it is important to understand, that the
xdiff:changetypeattribute is applied to the surrounding element, i.e., the corresponding<span class="html-object-embed">element.