Added the AutoEnrollmentClient and unit tests for 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 1b488e1d179a611d5777041e9f223d302574aa55..d5ebf1928e7c99f3c8e3d95e6c3e89fa5c9b9873 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -1204,6 +1204,14 @@ const char kCompressSystemFeedback[]        = "compress-sys-feedback";
 // Enables overriding the path for the default authentication extension.
 const char kAuthExtensionPath[]             = "auth-ext-path";
 
+// Power of the power-of-2 initial modulus that will be used by the
+// auto-enrollment client. E.g. "4" means the modulus will be 2^4 = 16.

[Mattias Nissler (ping if slow), 2011/12/09 15:40:52]

Might be useful to mention "enterprise" somewhere in the sentence so people know
where this belongs to.

[Joao da Silva, 2011/12/09 17:26:06]

Done.

[Mattias Nissler (ping if slow), 2011/12/12 10:20:31]

I intended to say that mentioning in the comment is good enough, but having it
in the constant identifier is also cool with me.

+const char kAutoEnrollmentInitialModulus[]  = "auto-enrollment-initial-modulus";
+
+// Power of the power-of-2 maximum modulus that will be used by the
+// auto-enrollment client.
+const char kAutoEnrollmentModulusLimit[]    = "auto-enrollment-modulus-limit";
+
 #ifndef NDEBUG
 // Skips all other OOBE pages after user login.
 const char kOobeSkipPostLogin[]             = "oobe-skip-postlogin";