Variations seed is pulled from the Java application on the first launch of Chrome

components/variations/service/variations_service_client.cc

Index: components/variations/service/variations_service_client.cc
diff --git a/components/variations/service/variations_service_client.cc b/components/variations/service/variations_service_client.cc
new file mode 100644
index 0000000000000000000000000000000000000000..85649d8cfd1dfa6393601e02fe42edb9c0dceb5b
--- /dev/null
+++ b/components/variations/service/variations_service_client.cc
@@ -0,0 +1,14 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/variations/service/variations_service_client.h"
+
+namespace variations {
+
+VariationsFirstRunSeedCallback
+VariationsServiceClient::GetVariationsFirstRunSeedCallback() {
+  return VariationsFirstRunSeedCallback();
+}
+
+}  // namespace variations