[cros] user_manager component - move UserManagerBase and UserManager

chrome/browser/chromeos/login/ui/user_adding_screen.cc

Index: chrome/browser/chromeos/login/ui/user_adding_screen.cc
diff --git a/chrome/browser/chromeos/login/ui/user_adding_screen.cc b/chrome/browser/chromeos/login/ui/user_adding_screen.cc
index 8547d7bb4513aa60c58ff0dd3aef3dd81e0e681e..e74b07214f9c33a6a9853aed06a1d1c4f2af3907 100644
--- a/chrome/browser/chromeos/login/ui/user_adding_screen.cc
+++ b/chrome/browser/chromeos/login/ui/user_adding_screen.cc
@@ -14,6 +14,7 @@
 #include "chrome/browser/chromeos/login/ui/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
 #include "components/session_manager/core/session_manager.h"
+#include "components/user_manager/user_manager.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
@@ -64,9 +65,9 @@ void UserAddingScreenImpl::Cancel() {
   display_host_->Finalize();
 
   // Reset wallpaper if cancel adding user from multiple user sign in page.
-  if (UserManager::Get()->IsUserLoggedIn()) {
+  if (user_manager::UserManager::Get()->IsUserLoggedIn()) {
     WallpaperManager::Get()->SetUserWallpaperDelayed(
-        UserManager::Get()->GetActiveUser()->email());
+        user_manager::UserManager::Get()->GetActiveUser()->email());
   }
 }