The m_contents texture of the DrawingBuffer is deleted twice when the destructor is called. Once in the destructor itself and once by the clear() method called by the destructor.
Created attachment 95399 [details] Patch
Comment on attachment 95399 [details] Patch Looks ok.
Comment on attachment 95399 [details] Patch Clearing flags on attachment: 95399 Committed r87718: <http://trac.webkit.org/changeset/87718>
All reviewed patches have been landed. Closing bug.