Revert of Add enterprise enrollment support for fake users.

chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc

Index: chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc
index 31b680fa78292c6bb7b2b81d7a4ee0133ff512bc..894abae041d68efa8dbd5f978b0440cfb7f6002d 100644
--- a/chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/enrollment_screen_handler.cc
@@ -19,7 +19,6 @@
 #include "chrome/browser/chromeos/login/screens/network_error.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/policy/enrollment_status_chromeos.h"
-#include "chrome/browser/chromeos/policy/policy_oauth2_token_fetcher.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_screen.h"
 #include "chrome/grit/generated_resources.h"
 #include "chromeos/network/network_state.h"
@@ -121,8 +120,6 @@
 // EnrollmentScreenHandler, WebUIMessageHandler implementation --
 
 void EnrollmentScreenHandler::RegisterMessages() {
-  AddCallback("toggleFakeEnrollment",
-              &EnrollmentScreenHandler::HandleToggleFakeEnrollment);
   AddCallback("oauthEnrollClose",
               &EnrollmentScreenHandler::HandleClose);
   AddCallback("oauthEnrollCompleteLogin",
@@ -459,9 +456,6 @@
 }
 
 // EnrollmentScreenHandler, private -----------------------------
-void EnrollmentScreenHandler::HandleToggleFakeEnrollment() {
-  policy::PolicyOAuth2TokenFetcher::UseFakeTokensForTesting();
-}
 
 void EnrollmentScreenHandler::HandleClose(const std::string& reason) {
   DCHECK(controller_);