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

chrome/browser/ui/ash/session_state_delegate_chromeos.cc

Index: chrome/browser/ui/ash/session_state_delegate_chromeos.cc
diff --git a/chrome/browser/ui/ash/session_state_delegate_chromeos.cc b/chrome/browser/ui/ash/session_state_delegate_chromeos.cc
index ad073e65da68519e4bbd220fbcef762bbb2a3ed7..0aad17e069121efd6c2851900d3c721b51572c4e 100644
--- a/chrome/browser/ui/ash/session_state_delegate_chromeos.cc
+++ b/chrome/browser/ui/ash/session_state_delegate_chromeos.cc
@@ -26,7 +26,7 @@
 
 SessionStateDelegateChromeos::SessionStateDelegateChromeos()
     : session_state_(SESSION_STATE_LOGIN_PRIMARY) {
-  chromeos::UserManager::Get()->AddSessionStateObserver(this);
+  chromeos::GetUserManager()->AddSessionStateObserver(this);
   chromeos::UserAddingScreen::Get()->AddObserver(this);
 
   // LoginState is not initialized in unit_tests.
@@ -38,7 +38,7 @@ SessionStateDelegateChromeos::SessionStateDelegateChromeos()
 }
 
 SessionStateDelegateChromeos::~SessionStateDelegateChromeos() {
-  chromeos::UserManager::Get()->RemoveSessionStateObserver(this);
+  chromeos::GetUserManager()->RemoveSessionStateObserver(this);
   chromeos::UserAddingScreen::Get()->RemoveObserver(this);
 
   // LoginState is not initialized in unit_tests.
@@ -50,7 +50,7 @@ content::BrowserContext* SessionStateDelegateChromeos::GetBrowserContextByIndex(
     ash::MultiProfileIndex index) {
   DCHECK_LT(index, NumberOfLoggedInUsers());
   chromeos::User* user =
-      chromeos::UserManager::Get()->GetLRULoggedInUsers()[index];
+      chromeos::GetUserManager()->GetLRULoggedInUsers()[index];
   DCHECK(user);
   return chromeos::ProfileHelper::Get()->GetProfileByUser(user);
 }
@@ -60,7 +60,7 @@ SessionStateDelegateChromeos::GetBrowserContextForWindow(
     aura::Window* window) {
   const std::string& user_id =
       chrome::MultiUserWindowManager::GetInstance()->GetWindowOwner(window);
-  const chromeos::User* user = chromeos::UserManager::Get()->FindUser(user_id);
+  const chromeos::User* user = chromeos::GetUserManager()->FindUser(user_id);
   DCHECK(user);
   return chromeos::ProfileHelper::Get()->GetProfileByUser(user);
 }
@@ -75,16 +75,16 @@ int SessionStateDelegateChromeos::GetMaximumNumberOfLoggedInUsers() const {
 }
 
 int SessionStateDelegateChromeos::NumberOfLoggedInUsers() const {
-  return chromeos::UserManager::Get()->GetLoggedInUsers().size();
+  return chromeos::GetUserManager()->GetLoggedInUsers().size();
 }
 
 bool SessionStateDelegateChromeos::IsActiveUserSessionStarted() const {
-  return chromeos::UserManager::Get()->IsSessionStarted();
+  return chromeos::GetUserManager()->IsSessionStarted();
 }
 
 bool SessionStateDelegateChromeos::CanLockScreen() const {
   const chromeos::UserList unlock_users =
-      chromeos::UserManager::Get()->GetUnlockUsers();
+      chromeos::GetUserManager()->GetUnlockUsers();
   return !unlock_users.empty();
 }
 
@@ -95,7 +95,7 @@ bool SessionStateDelegateChromeos::IsScreenLocked() const {
 
 bool SessionStateDelegateChromeos::ShouldLockScreenBeforeSuspending() const {
   const chromeos::UserList logged_in_users =
-      chromeos::UserManager::Get()->GetLoggedInUsers();
+      chromeos::GetUserManager()->GetLoggedInUsers();
   for (chromeos::UserList::const_iterator it = logged_in_users.begin();
        it != logged_in_users.end(); ++it) {
     chromeos::User* user = (*it);
@@ -136,7 +136,7 @@ SessionStateDelegateChromeos::GetSessionState() const {
 const ash::UserInfo* SessionStateDelegateChromeos::GetUserInfo(
     ash::MultiProfileIndex index) const {
   DCHECK_LT(index, NumberOfLoggedInUsers());
-  return chromeos::UserManager::Get()->GetLRULoggedInUsers()[index];
+  return chromeos::GetUserManager()->GetLRULoggedInUsers()[index];
 }
 
 const ash::UserInfo* SessionStateDelegateChromeos::GetUserInfo(
@@ -158,9 +158,9 @@ void SessionStateDelegateChromeos::SwitchActiveUser(
   // Also check that we got a user id and not an email address.
   DCHECK_EQ(user_id,
             gaia::CanonicalizeEmail(gaia::SanitizeEmail(user_id)));
-  if (user_id == chromeos::UserManager::Get()->GetActiveUser()->email())
+  if (user_id == chromeos::GetUserManager()->GetActiveUser()->email())
     return;
-  chromeos::UserManager::Get()->SwitchActiveUser(user_id);
+  chromeos::GetUserManager()->SwitchActiveUser(user_id);
 }
 
 void SessionStateDelegateChromeos::CycleActiveUser(CycleUser cycle_user) {
@@ -169,9 +169,9 @@ void SessionStateDelegateChromeos::CycleActiveUser(CycleUser cycle_user) {
     return;
 
   const chromeos::UserList& logged_in_users =
-      chromeos::UserManager::Get()->GetLoggedInUsers();
+      chromeos::GetUserManager()->GetLoggedInUsers();
 
-  std::string user_id = chromeos::UserManager::Get()->GetActiveUser()->email();
+  std::string user_id = chromeos::GetUserManager()->GetActiveUser()->email();
 
   // Get an iterator positioned at the active user.
   chromeos::UserList::const_iterator it;
@@ -202,7 +202,7 @@ void SessionStateDelegateChromeos::CycleActiveUser(CycleUser cycle_user) {
   }
 
   // Switch using the transformed |user_id|.
-  chromeos::UserManager::Get()->SwitchActiveUser(user_id);
+  chromeos::GetUserManager()->SwitchActiveUser(user_id);
 }
 
 void SessionStateDelegateChromeos::AddSessionStateObserver(