Replace chromeos::UserManager::Get() with chromeos::GetUserManager().

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 2a41869780b3a9f23f6ce4862a7175a8fba6caf1..1e59c3d32e9b12bc47cdf31283d65c5065f01599 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -469,7 +469,7 @@ void ChromeBrowserMainPartsChromeos::PreProfileInit() {
   if (immediate_login) {
     const std::string user_id = login::CanonicalizeUserID(
         parsed_command_line().GetSwitchValueASCII(switches::kLoginUser));
-    UserManager* user_manager = UserManager::Get();
+    UserManager* user_manager = GetUserManager();
 
     if (policy::IsDeviceLocalAccountUser(user_id, NULL) &&
         !user_manager->IsKnownUser(user_id)) {
@@ -582,13 +582,13 @@ void ChromeBrowserMainPartsChromeos::PostProfileInit() {
         chrome::NOTIFICATION_LOGIN_USER_PROFILE_PREPARED,
         content::NotificationService::AllSources(),
         content::Details<Profile>(profile()));
-    UserManager::Get()->SessionStarted();
+    GetUserManager()->SessionStarted();
 
     // Now is the good time to retrieve other logged in users for this session.
     // First user has been already marked as logged in and active in
     // PreProfileInit(). Chrome should tread other user in a session as active
     // in the background.
-    UserManager::Get()->RestoreActiveSessions();
+    GetUserManager()->RestoreActiveSessions();
   }
 
   // Initialize the network portal detector for Chrome OS. The network
@@ -621,7 +621,7 @@ void ChromeBrowserMainPartsChromeos::PostProfileInit() {
 
   // Guest user profile is never initialized with locale settings,
   // so we need special handling for Guest session.
-  if (UserManager::Get()->IsLoggedInAsGuest())
+  if (GetUserManager()->IsLoggedInAsGuest())
     SetGuestLocale(profile());
 
   // These observers must be initialized after the profile because
@@ -777,7 +777,7 @@ void ChromeBrowserMainPartsChromeos::PostMainMessageLoopRun() {
   // of the CrosSettings singleton before it is destroyed. This also ensures
   // that the UserManager has no URLRequest pending (see
   // http://crbug.com/276659).
-  UserManager::Get()->Shutdown();
+  GetUserManager()->Shutdown();
   WallpaperManager::Get()->Shutdown();
 
   // Let the AutomaticRebootManager unregister itself as an observer of several