Add a new function for getting a deterministic machine ID

chrome/browser/prefs/tracked/device_id_stub.cc

Index: chrome/browser/prefs/tracked/device_id_stub.cc
diff --git a/chrome/browser/prefs/tracked/device_id_stub.cc b/chrome/browser/prefs/tracked/device_id_stub.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3ac4f513e5a4b8029443b250664178c131c1d122
--- /dev/null
+++ b/chrome/browser/prefs/tracked/device_id_stub.cc
@@ -0,0 +1,15 @@
+// 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 "device_id.h"

[gab, 2015/01/26 19:40:46]

Use full path.

[alito, 2015/01/26 21:01:10]

Done.

+
+namespace tracked_prefs {
+
+MachineIdStatus GetDeterministicMachineSpecificId(std::string *machine_id) {
+  DCHECK(machine_id);
+

[gab, 2015/01/26 19:40:46]

rm empty line (general rule is to reduce vertical space to a minimum unless it
improves readability).

[alito, 2015/01/26 21:01:10]

Done.

+  return NOT_IMPLEMENTED;
+}
+
+}