Bug 759427 added remote blobs, but they currently cause a stat on the main thread in the sending process. We need to fix this before we ship (but not before landing bug 759427).
Created attachment 647834 [details] [diff] [review]
Oops, backed out https://hg.mozilla.org/integration/mozilla-inbound/rev/8233e9b84a46
template syntax on gcc again...