metrics/base: log whether drives have seek penalties.

chrome/browser/metrics/chrome_metrics_service_client.cc

 // Copyright 2014 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/metrics/chrome_metrics_service_client.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/platform_thread.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/google/google_brand.h"
 #include "chrome/browser/metrics/chrome_stability_metrics_provider.h"
+#include "chrome/browser/metrics/disk_metrics_provider.h"
 #include "chrome/browser/metrics/omnibox_metrics_provider.h"
 #include "chrome/browser/ui/browser_otr_state.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/crash_keys.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/render_messages.h"
 #include "components/metrics/gpu/gpu_metrics_provider.h"
 #include "components/metrics/metrics_service.h"
@@ skipping 244 matching lines @@
   base::Callback<void(bool*)> cellular_callback =
       network_metrics_provider->GetConnectionCallback();
   metrics_service_->SetConnectionTypeCallback(cellular_callback);
   metrics_service_->RegisterMetricsProvider(network_metrics_provider.Pass());
 
   metrics_service_->RegisterMetricsProvider(
       scoped_ptr<metrics::MetricsProvider>(new OmniboxMetricsProvider));
   metrics_service_->RegisterMetricsProvider(
       scoped_ptr<metrics::MetricsProvider>(new ChromeStabilityMetricsProvider));
   metrics_service_->RegisterMetricsProvider(
-      scoped_ptr<metrics::MetricsProvider>(new metrics::GPUMetricsProvider()));
+      scoped_ptr<metrics::MetricsProvider>(new metrics::GPUMetricsProvider));
+  metrics_service_->RegisterMetricsProvider(
+      scoped_ptr<metrics::MetricsProvider>(new DiskMetricsProvider));
 
   profiler_metrics_provider_ =
       new metrics::ProfilerMetricsProvider(cellular_callback);
   metrics_service_->RegisterMetricsProvider(
       scoped_ptr<metrics::MetricsProvider>(profiler_metrics_provider_));
 
 #if defined(OS_ANDROID)
   metrics_service_->RegisterMetricsProvider(
       scoped_ptr<metrics::MetricsProvider>(
           new AndroidMetricsProvider(g_browser_process->local_state())));
@@ skipping 253 matching lines @@
   // Capture the histogram samples.
   if (dumps_with_crash != 0)
     UMA_HISTOGRAM_COUNTS("Chrome.BrowserDumpsWithCrash", dumps_with_crash);
   if (dumps_with_no_crash != 0)
     UMA_HISTOGRAM_COUNTS("Chrome.BrowserDumpsWithNoCrash", dumps_with_no_crash);
   int total_dumps = dumps_with_crash + dumps_with_no_crash;
   if (total_dumps != 0)
     UMA_HISTOGRAM_COUNTS("Chrome.BrowserCrashDumpAttempts", total_dumps);
 }
 #endif  // defined(OS_WIN)