Refactor MetricsLogChromeOS to ChromeOSMetricsProvider.

chrome/browser/chromeos/external_metrics.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.
 
 #include "chrome/browser/chromeos/external_metrics.h"
 
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/file.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
+#include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/metrics/statistics_recorder.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/sys_info.h"
 #include "base/time/time.h"
 #include "base/timer/elapsed_timer.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/metrics/metrics_service.h"
+#include "chrome/browser/metrics/chromeos_metrics_provider.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/user_metrics.h"
 
 using base::UserMetricsAction;
 using content::BrowserThread;
 
 namespace chromeos {
 
 namespace {
 
@@ skipping 100 matching lines @@
 }
 
 void ExternalMetrics::RecordAction(const char* action) {
   std::string action_string(action);
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&ExternalMetrics::RecordActionUI, this, action_string));
 }
 
 void ExternalMetrics::RecordCrashUI(const std::string& crash_kind) {
-  if (g_browser_process && g_browser_process->metrics_service()) {
-    g_browser_process->metrics_service()->LogChromeOSCrash(crash_kind);
-  }
+  // TODO(blundell): Rename to LogCrash.
+  ChromeOSMetricsProvider::LogChromeOSCrash(crash_kind);
 }
 
 void ExternalMetrics::RecordCrash(const std::string& crash_kind) {
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&ExternalMetrics::RecordCrashUI, this, crash_kind));
 }
 
 void ExternalMetrics::RecordHistogram(const char* histogram_data) {
   int sample, min, max, nbuckets;
@@ skipping 187 matching lines @@
 void ExternalMetrics::SetupFieldTrialsOnFileThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   // Field trials that do not read from files can be initialized in
   // ExternalMetrics::Start() above.
   SetupProgressiveScanFieldTrial();
 
   ScheduleCollector();
 }
 
 }  // namespace chromeos