Download autocheckout whitelist and enable autocheckout for whitelisted sites only.

chrome/browser/autofill/autocheckout/whitelist_url.cc

Index: chrome/browser/autofill/autocheckout/whitelist_url.cc
diff --git a/chrome/browser/autofill/autocheckout/whitelist_url.cc b/chrome/browser/autofill/autocheckout/whitelist_url.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8427dc0538fe4a69e4c0d9b87b97354cef0d1e72
--- /dev/null
+++ b/chrome/browser/autofill/autocheckout/whitelist_url.cc
@@ -0,0 +1,29 @@
+// Copyright (c) 2013 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 "chrome/browser/autofill/autocheckout/whitelist_url.h"
+
+#include <string>
+
+#include "base/command_line.h"
+#include "chrome/common/chrome_switches.h"
+#include "googleurl/src/gurl.h"
+
+namespace {
+
+const char kDefaultAutocheckoutWhitelistUrl[] =
+    "http://www.gstatic.com/commerce/autocheckout/whitelist.csv";
+
+}  // namespace
+
+namespace autofill {
+namespace autocheckout {
+
+GURL GetAutocheckoutWhitelistUrl() {
+  return GURL(kDefaultAutocheckoutWhitelistUrl);
+}
+
+}  // namespace autocheckout
+}  // namespace autofill
+