UMA: Add PageLoad user action

chrome/browser/metrics/metrics_service.cc

 // Copyright (c) 2012 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.
 
 //------------------------------------------------------------------------------
 // Description of the life cycle of a instance of MetricsService.
 //
 //  OVERVIEW
 //
 // A MetricsService instance is typically created at application startup.  It
@@ skipping 178 matching lines @@
 #include "chrome/common/metrics/metrics_log_manager.h"
 #include "chrome/common/net/test_server_locations.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/histogram_fetcher.h"
 #include "content/public/browser/load_notification_details.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/browser/render_process_host.h"
+#include "content/public/browser/user_metrics.h"
 #include "net/base/load_flags.h"
 #include "net/url_request/url_fetcher.h"
 #include "webkit/plugins/webplugininfo.h"
 
 // TODO(port): port browser_distribution.h.
 #if !defined(OS_POSIX)
 #include "chrome/installer/util/browser_distribution.h"
 #endif
 
 #if defined(OS_CHROMEOS)
@@ skipping 1366 matching lines @@
 }
 
 void MetricsService::IncrementLongPrefsValue(const char* path) {
   PrefService* pref = g_browser_process->local_state();
   DCHECK(pref);
   int64 value = pref->GetInt64(path);
   pref->SetInt64(path, value + 1);
 }
 
 void MetricsService::LogLoadStarted() {
+  content::RecordAction(content::UserMetricsAction("PageLoad"));
   HISTOGRAM_ENUMERATION("Chrome.UmaPageloadCounter", 1, 2);
   IncrementPrefValue(prefs::kStabilityPageLoadCount);
   IncrementLongPrefsValue(prefs::kUninstallMetricsPageLoadCount);
   // We need to save the prefs, as page load count is a critical stat, and it
   // might be lost due to a crash :-(.
 }
 
 void MetricsService::LogRendererCrash(content::RenderProcessHost* host,
                                       base::TerminationStatus status,
                                       int exit_code) {
@@ skipping 325 matching lines @@
   if (local_state) {
     const PrefService::Preference* uma_pref =
         local_state->FindPreference(prefs::kMetricsReportingEnabled);
     if (uma_pref) {
       bool success = uma_pref->GetValue()->GetAsBoolean(&result);
       DCHECK(success);
     }
   }
   return result;
 }