No Error/Warning bubbles are displayed next to the resources in the Resources panel if the errors/warnings occur before the resource is added to the tree.
Created attachment 43060 [details] patch patch + drive-by JS fix
Comment on attachment 43060 [details] patch Clearing flags on attachment: 43060 Committed r50875: <http://trac.webkit.org/changeset/50875>
All reviewed patches have been landed. Closing bug.