Allow re-enrollment to the same domain in case of policy data loss.

chrome/browser/policy/enterprise_install_attributes.h

Index: chrome/browser/policy/enterprise_install_attributes.h
diff --git a/chrome/browser/policy/enterprise_install_attributes.h b/chrome/browser/policy/enterprise_install_attributes.h
index f107114422a2b12def12dbccdec106f8fc89a8fa..1effa801d0da2b34210a8d6c20605a80809151ef 100644
--- a/chrome/browser/policy/enterprise_install_attributes.h
+++ b/chrome/browser/policy/enterprise_install_attributes.h
@@ -59,6 +59,9 @@ class EnterpriseInstallAttributes {
   // are not locked yet will be DEVICE_MODE_UNKNOWN.
   DeviceMode GetMode();
 
+  // Extract the domain from the given email.
+  static std::string ExtractDomainName(const std::string& email);

[Mattias Nissler (ping if slow), 2012/06/08 12:06:11]

This should go into Authenticator, which already has the canonicalization helper
for the username already.

[pastarmovj, 2012/06/08 12:56:39]

Done.

+
  private:
   // Makes sure the local caches for enterprise-related install attributes are
   // up-to-date with what cryptohome has.