SerializedScriptValue needs to use a flat storage mechanism
Created attachment 66601 [details] Patch
Attachment 66601 [details] did not build on mac: Build output: http://queues.webkit.org/results/3937205
Created attachment 66602 [details] Patch
Attachment 66601 [details] did not build on win: Build output: http://queues.webkit.org/results/3940206
Attachment 66602 [details] did not build on win: Build output: http://queues.webkit.org/results/3938219
Committed r66850: <http://trac.webkit.org/changeset/66850>