Add Profile metric counting to new User Manager.

chrome/browser/profiles/profile_metrics.cc

Index: chrome/browser/profiles/profile_metrics.cc
diff --git a/chrome/browser/profiles/profile_metrics.cc b/chrome/browser/profiles/profile_metrics.cc
index bd4ac3b248a3ddd656b8946f1e09e5254e7ac4dc..cb1c65823012556d31c2d7c5681c4f727dbc44a1 100644
--- a/chrome/browser/profiles/profile_metrics.cc
+++ b/chrome/browser/profiles/profile_metrics.cc
@@ -268,6 +268,11 @@ void ProfileMetrics::LogProfileSyncInfo(ProfileSync metric) {
                             NUM_PROFILE_SYNC_METRICS);
 }
 
+void ProfileMetrics::LogProfileAuthResult(ProfileAuth metric) {
+  UMA_HISTOGRAM_ENUMERATION("Profile.AuthResult", metric,
+                            NUM_PROFILE_AUTH_METRICS);
+}
+
 void ProfileMetrics::LogProfileLaunch(Profile* profile) {
   base::FilePath profile_path = profile->GetPath();
   UMA_HISTOGRAM_ENUMERATION("Profile.LaunchBrowser",