Convert multi-profile user behavior string to enum and send it to UI.

chrome/browser/chromeos/login/users/multi_profile_user_controller.cc

Index: chrome/browser/chromeos/login/users/multi_profile_user_controller.cc
diff --git a/chrome/browser/chromeos/login/users/multi_profile_user_controller.cc b/chrome/browser/chromeos/login/users/multi_profile_user_controller.cc
index 09b79b98b5d69b02caebd4ebd50e45b9a1828fbf..787e73e62ceaa573f9bfb60df3df22ed4ce54ebf 100644
--- a/chrome/browser/chromeos/login/users/multi_profile_user_controller.cc
+++ b/chrome/browser/chromeos/login/users/multi_profile_user_controller.cc
@@ -127,6 +127,20 @@ MultiProfileUserController::GetPrimaryUserPolicy() {
   return ALLOWED;
 }
 
+// static
+MultiProfileUserController::MultiProfileUserBehavior
+MultiProfileUserController::UserBehaviorStringToEnum(
+    const std::string& behavior) {
+  if (behavior == kBehaviorPrimaryOnly)
+    return MultiProfileUserBehavior::kPrimaryOnly;
+  if (behavior == kBehaviorNotAllowed)
+    return MultiProfileUserBehavior::kNotAllowed;
+  if (behavior == kBehaviorOwnerPrimaryOnly)
+    return MultiProfileUserBehavior::kOwnerPrimaryOnly;
+
+  return MultiProfileUserBehavior::kUnrestriced;
+}
+
 bool MultiProfileUserController::IsUserAllowedInSession(
     const std::string& user_email,
     MultiProfileUserController::UserAllowedInSessionReason* reason) const {