Otherwise ElementsPanel.handleCopyEvent is not working for ELEMENT_NODE nodes. The reason is that DOMNode does not have outerHTML property available for all the nodes.
Created attachment 39922 [details] patch
Committing to http://svn.webkit.org/repository/webkit/trunk ... M WebCore/ChangeLog M WebCore/inspector/InspectorBackend.cpp M WebCore/inspector/InspectorBackend.h M WebCore/inspector/InspectorBackend.idl M WebCore/inspector/front-end/ElementsPanel.js Committed r48716
Closing, per above comment from Pavel.