Download autocheckout whitelist and enable autocheckout for whitelisted sites only.

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 4246316ed2c0be4f9a8547dfb5005302a9fedd34..586673dfdac3347f02c8cafcfcff5a607982eb85 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -118,6 +118,10 @@ const char kAuthSchemes[]                   = "auth-schemes";
 // with using the default credentials of the currently logged in user.
 const char kAuthServerWhitelist[]           = "auth-server-whitelist";
 
+// Flag to specify the URL Chrome should download the Autocheckout whitelist
+// from.
+const char kAutocheckoutWhitelistUrl[]      = "autocheckout-whitelist-url";
+
 // A flag that is used to tell Chrome that it was launched automatically at
 // computer startup and not by some user action.
 const char kAutoLaunchAtStartup[]           = "auto-launch-at-startup";