New Profile metric for Auth Errors.

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 0804fd88b8de1a4f9306faa0cec4e890e09404e1..e197267995c4e812ec4f540de69982733d48dfed 100644
--- a/chrome/browser/profiles/profile_metrics.cc
+++ b/chrome/browser/profiles/profile_metrics.cc
@@ -139,6 +139,7 @@ bool ProfileMetrics::CountProfileInformation(ProfileManager* manager,
         counts->signedin++;
         if (info_cache.IsUsingGAIAPictureOfProfileAtIndex(i))
           counts->gaia_icon++;
+        counts->auth_errors[info_cache.ProfileAuthErrorAtIndex(i)]++;
       }
     }
   }
@@ -179,6 +180,16 @@ void ProfileMetrics::LogNumberOfProfiles(ProfileManager* manager) {
     UMA_HISTOGRAM_COUNTS_100("Profile.NumberOfSignedInProfilesWithGAIAIcons",
                              counts.gaia_icon);
 
+    for (size_t auth_error = 0;
+         auth_error < GoogleServiceAuthError::State::NUM_STATES;
+         auth_error++) {
+      for (size_t i = 0; i < counts.auth_errors[auth_error]; i++) {
+          UMA_HISTOGRAM_ENUMERATION("Profile.NumberOfProfileAuthErrors",
+                                    auth_error,
+                                    GoogleServiceAuthError::State::NUM_STATES);
+      }
+    }
+
     LogLockedProfileInformation(manager);
     UpdateReportedOSProfileStatistics(counts.total, counts.signedin);
   }