When extracting the SummaryBar, I missed the direct dependency of drawing code on WebInspector.resourceCategories to extract categories titles. This needs to be fixed.
Created attachment 38724 [details] Proposed patch
Committing to http://svn.webkit.org/repository/webkit/trunk ... M WebCore/ChangeLog M WebCore/inspector/front-end/ResourcesPanel.js M WebCore/inspector/front-end/SummaryBar.js Committed r47861