Remove arrays of DataGrid nodes from the View and use live DataGrid instead. This is a prerequisite to support a non-fixed layered tree in the grid (for example, to hide a single frame group node, or to combine several draw call groups into a pattern group). Patch to follow.
Created attachment 189285 [details] Patch
Comment on attachment 189285 [details] Patch Clearing flags on attachment: 189285 Committed r143595: <http://trac.webkit.org/changeset/143595>
All reviewed patches have been landed. Closing bug.