Bug 678588 - Drop singleDeviceInterval to 1 hour. r=mconnor

services/sync/services-sync.js

@@ -9,7 +9,7 @@ pref("services.sync.syncKeyHelpURL", "https://services.mozilla.com/help/synckey"
 pref("services.sync.lastversion", "firstrun");
 pref("services.sync.sendVersionInfo", true);
 
-pref("services.sync.scheduler.singleDeviceInterval", 86400); // 1 day
+pref("services.sync.scheduler.singleDeviceInterval", 3600);  // 1 hour
 pref("services.sync.scheduler.idleInterval",         3600);  // 1 hour
 pref("services.sync.scheduler.activeInterval",       300);   // 5 minutes
 pref("services.sync.scheduler.immediateInterval",    60);    // 1 minute