Revert 287212 "Create a policy for controlling whether or not de..."

trunk/src/chrome/browser/ui/webui/signin/user_manager_screen_handler.cc

Index: trunk/src/chrome/browser/ui/webui/signin/user_manager_screen_handler.cc
===================================================================
--- trunk/src/chrome/browser/ui/webui/signin/user_manager_screen_handler.cc	(revision 287219)
+++ trunk/src/chrome/browser/ui/webui/signin/user_manager_screen_handler.cc	(working copy)
@@ -5,7 +5,6 @@
 #include "chrome/browser/ui/webui/signin/user_manager_screen_handler.h"
 
 #include "base/bind.h"
-#include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/value_conversions.h"
 #include "base/values.h"
@@ -22,7 +21,6 @@
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/singleton_tabs.h"
-#include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
@@ -145,12 +143,6 @@
       profile);
 }
 
-bool IsGuestModeEnabled() {
-  PrefService* service = g_browser_process->local_state();
-  DCHECK(service);
-  return service->GetBoolean(prefs::kBrowserGuestModeEnabled);
-}
-
 }  // namespace
 
 // ProfileUpdateObserver ------------------------------------------------------
@@ -291,8 +283,7 @@
 
 void UserManagerScreenHandler::HandleInitialize(const base::ListValue* args) {
   SendUserList();
-  web_ui()->CallJavascriptFunction("cr.ui.Oobe.showUserManagerScreen",
-      base::FundamentalValue(IsGuestModeEnabled()));
+  web_ui()->CallJavascriptFunction("cr.ui.Oobe.showUserManagerScreen");
   desktop_type_ = chrome::GetHostDesktopTypeForNativeView(
       web_ui()->GetWebContents()->GetNativeView());
 
@@ -379,15 +370,9 @@
 }
 
 void UserManagerScreenHandler::HandleLaunchGuest(const base::ListValue* args) {
-  if (IsGuestModeEnabled()) {
-    profiles::SwitchToGuestProfile(desktop_type_,
-                                   base::Bind(&OnSwitchToProfileComplete));
-    ProfileMetrics::LogProfileSwitchUser(ProfileMetrics::SWITCH_PROFILE_GUEST);
-  } else {
-    // The UI should have prevented the user from allowing the selection of
-    // guest mode.
-    NOTREACHED();
-  }
+  profiles::SwitchToGuestProfile(desktop_type_,
+                                 base::Bind(&OnSwitchToProfileComplete));
+  ProfileMetrics::LogProfileSwitchUser(ProfileMetrics::SWITCH_PROFILE_GUEST);
 }
 
 void UserManagerScreenHandler::HandleLaunchUser(const base::ListValue* args) {
@@ -645,7 +630,7 @@
   }
 
   web_ui()->CallJavascriptFunction("login.AccountPickerScreen.loadUsers",
-      users_list, base::FundamentalValue(IsGuestModeEnabled()));
+    users_list, base::FundamentalValue(true));
 }
 
 void UserManagerScreenHandler::ReportAuthenticationResult(