Move User Manager onto a System profile.

chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm

Index: chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm
diff --git a/chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm b/chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm
index 820f33eb8e9a267a6e662148daea546f620711a5..4444f1f2f412ae82b68d3b2661684f84bc10031e 100644
--- a/chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm
+++ b/chrome/browser/ui/cocoa/profiles/user_manager_mac_unittest.mm
@@ -20,13 +20,13 @@ class UserManagerMacTest : public BrowserWithTestWindowTest {
   void SetUp() override {
     BrowserWithTestWindowTest::SetUp();
     ASSERT_TRUE(testing_profile_manager_.SetUp());
-    // Pre-load the guest profile so we don't have to wait for the User Manager
+    // Pre-load the system profile so we don't have to wait for the User Manager
     // to asynchronously create it.
-    testing_profile_manager_.CreateGuestProfile();
+    testing_profile_manager_.CreateSystemProfile();
   }
 
   void TearDown() override {
-    testing_profile_manager_.DeleteGuestProfile();
+    testing_profile_manager_.DeleteSystemProfile();
     TestingBrowserProcess::GetGlobal()->SetProfileManager(NULL);
     base::RunLoop().RunUntilIdle();
     BrowserWithTestWindowTest::TearDown();