http://trac.webkit.org/changeset/192611 fixed the bug that we were never showing the charts until JSON files are fetched for the second time but we're still always fetching JSON files twice :(
Created attachment 265941 [details] Fixes the bug
Comment on attachment 265941 [details] Fixes the bug <3!!! r=me
Committed r192690: <http://trac.webkit.org/changeset/192690>