Remove desktop auto-login since we don't plan on shipping it.

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 d471b979e7f6d7f6c45fc130edd2aab1692279a3..6690a2b6d16b9f094be66b3c4d343be9fb0577ae 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -461,11 +461,6 @@ const char kEnableAsyncDns[]                = "enable-async-dns";
 // HttpAuthHandlerNegotiate::CreateSPN for more background.
 const char kEnableAuthNegotiatePort[]       = "enable-auth-negotiate-port";
 
-// Enables the pre- and auto-login features. When a user signs in to sync, the
-// browser's cookie jar is pre-filled with GAIA cookies. When the user visits a
-// GAIA login page, an info bar can help the user login.
-const char kEnableAutologin[]               = "enable-autologin";
-
 // Enables the Automation extension API.
 // TODO(dtseng): Remove once API enabled for stable channel.
 const char kEnableAutomationAPI[]           = "enable-automation-api";