Bug 1400675 - Fix reference to undefined property FirsRunURL r=gfritzsche

MozReview-Commit-ID: ACfUm7KqWuY

--HG--
extra : rebase_source : 2d7bc725e396244d6fb524ec782bb6e7db89568a

toolkit/components/telemetry/TelemetryReportingPolicy.jsm

@@ -430,7 +430,7 @@ var TelemetryReportingPolicyImpl = {
       return false;
     }
 
-    let firstRunPolicyURL = Services.prefs.getStringPref(TelemetryUtils.Preferences.FirsRunURL, "");
+    let firstRunPolicyURL = Services.prefs.getStringPref(TelemetryUtils.Preferences.FirstRunURL, "");
     if (!firstRunPolicyURL) {
       return false;
     }