arc: Handle metrics for Auth operations.

chrome/browser/chromeos/arc/arc_auth_service.cc

Index: chrome/browser/chromeos/arc/arc_auth_service.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_service.cc b/chrome/browser/chromeos/arc/arc_auth_service.cc
index 33a82f001cbe9adc2726f57d4ff0a363d47e2028..f764adca5a4f455f3ec4c41127a6275539e28c02 100644
--- a/chrome/browser/chromeos/arc/arc_auth_service.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_service.cc
@@ -8,6 +8,7 @@
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
+#include "base/time/time.h"
 #include "chrome/browser/chromeos/arc/arc_optin_uma.h"
 #include "chrome/browser/chromeos/arc/arc_session_manager.h"
 #include "chrome/browser/chromeos/arc/auth/arc_active_directory_enrollment_token_fetcher.h"
@@ -176,6 +177,27 @@ void ArcAuthService::RequestAccountInfo() {
                      weak_ptr_factory_.GetWeakPtr())));
 }
 
+void ArcAuthService::ReportMetrics(mojom::MetricsType metrics_type,
+                                   int32_t value) {
+  switch (metrics_type) {
+    case mojom::MetricsType::NETWORK_WAITING_TIME_MILLISECONDS:
+      UpdateAuthTiming("ArcAuth.NetworkWaitTime",
+                       base::TimeDelta::FromMilliseconds(value));
+      break;
+    case mojom::MetricsType::CHECKIN_ATTEMPTS:
+      UpdateAuthAttempts("ArcAuth.CheckinAttempts", value);
+      break;
+    case mojom::MetricsType::CHECKIN_TIME_MILLISECONDS:
+      UpdateAuthTiming("ArcAuth.CheckinTime",
+                       base::TimeDelta::FromMilliseconds(value));
+      break;
+    case mojom::MetricsType::SIGNIN_TIME_MILLISECONDS:
+      UpdateAuthTiming("ArcAuth.SignInTime",
+                       base::TimeDelta::FromMilliseconds(value));
+      break;
+  }
+}
+
 void ArcAuthService::OnAccountInfoReady(mojom::AccountInfoPtr account_info) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   auto* instance = ARC_GET_INSTANCE_FOR_METHOD(arc_bridge_service()->auth(),