Bug 1342125 - Turn on 0RTT data. r=mcmanus

modules/libpref/init/all.js

@@ -1586,6 +1586,9 @@ pref("network.http.spdy.default-hpack-buffer", 65536); // 64k
 pref("network.http.altsvc.enabled", true);
 pref("network.http.altsvc.oe", true);
 
+// Turn on 0RTT data for TLS 1.3
+pref("security.tls.enable_0rtt_data", true);
+
 pref("network.http.diagnostics", false);
 
 pref("network.http.pacing.requests.enabled", true);