It should set autobuffer to true and initiate a load.
Created attachment 41300 [details] Round 1 Split from https://bugs.webkit.org/show_bug.cgi?id=30435
Comment on attachment 41300 [details] Round 1 r=me
Comment on attachment 41300 [details] Round 1 Clearing flags on attachment: 41300 Committed r49698: <http://trac.webkit.org/changeset/49698>
All reviewed patches have been landed. Closing bug.