Rendering WebGL content is slow on Windows, because lots of debug information is written to a log file (debug.txt).
Created attachment 210717 [details] Patch
Comment on attachment 210717 [details] Patch Whoops! r=me
Comment on attachment 210717 [details] Patch Clearing flags on attachment: 210717 Committed r155189: <http://trac.webkit.org/changeset/155189>
All reviewed patches have been landed. Closing bug.