ServiceWorker: Add UMA for Activate and Install event results.

content/browser/service_worker/service_worker_register_job.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/service_worker/service_worker_register_job.h"
 
 #include <vector>
 
 #include "base/message_loop/message_loop.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_job_coordinator.h"
+#include "content/browser/service_worker/service_worker_metrics.h"
 #include "content/browser/service_worker/service_worker_registration.h"
 #include "content/browser/service_worker/service_worker_storage.h"
 #include "content/browser/service_worker/service_worker_utils.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "net/base/net_errors.h"
 
 namespace content {
 
 namespace {
 
@@ skipping 356 matching lines @@
 
   // A subsequent registration job may terminate our installing worker. It can
   // only do so after we've started the worker and dispatched the install
   // event, as those are atomic substeps in the [[Install]] algorithm.
   if (doom_installing_worker_)
     Complete(SERVICE_WORKER_ERROR_INSTALL_WORKER_FAILED);
 }
 
 void ServiceWorkerRegisterJob::OnInstallFinished(
     ServiceWorkerStatusCode status) {
+  ServiceWorkerMetrics::RecordInstallEventStatus(status);
+
   if (status != SERVICE_WORKER_OK) {
     // "8. If installFailed is true, then:..."
     Complete(status);
     return;
   }
 
   SetPhase(STORE);
   registration()->set_last_update_check(base::Time::Now());
   context_->storage()->StoreRegistration(
       registration(),
@@ skipping 155 matching lines @@
     if (host->IsHostToRunningServiceWorker())
       continue;
     if (!ServiceWorkerUtils::ScopeMatches(registration->pattern(),
                                           host->document_url()))
       continue;
     host->AddMatchingRegistration(registration);
   }
 }
 
 }  // namespace content