blob: 39da740cdf56dc80a9d2e07847adff199a80a620 [file] [log] [blame]
// 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 "base/memory/weak_ptr.h"
#include "chrome/browser/metrics/perf_provider_chromeos.h"
#include "components/metrics/metrics_provider.h"
namespace device {
class BluetoothAdapter;
namespace metrics {
class ChromeUserMetricsExtension;
class PrefRegistrySimple;
class PrefService;
// Performs ChromeOS specific metrics logging.
class ChromeOSMetricsProvider : public metrics::MetricsProvider {
virtual ~ChromeOSMetricsProvider();
static void RegisterPrefs(PrefRegistrySimple* registry);
// Records a crash.
static void LogCrash(const std::string& crash_type);
// Loads hardware class information. When this task is complete, |callback|
// is run.
void InitTaskGetHardwareClass(const base::Closure& callback);
// metrics::MetricsProvider:
virtual void OnDidCreateMetricsLog() OVERRIDE;
virtual void ProvideSystemProfileMetrics(
metrics::SystemProfileProto* system_profile_proto) OVERRIDE;
virtual void ProvideStabilityMetrics(
metrics::SystemProfileProto* system_profile_proto) OVERRIDE;
virtual void ProvideGeneralMetrics(
metrics::ChromeUserMetricsExtension* uma_proto) OVERRIDE;
// Called on the FILE thread to load hardware class information.
void InitTaskGetHardwareClassOnFileThread();
// Update the number of users logged into a multi-profile session.
// If the number of users change while the log is open, the call invalidates
// the user count value.
void UpdateMultiProfileUserCount(
metrics::SystemProfileProto* system_profile_proto);
// Sets the Bluetooth Adapter instance used for the WriteBluetoothProto()
// call.
void SetBluetoothAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
// Writes info about paired Bluetooth devices on this system.
void WriteBluetoothProto(metrics::SystemProfileProto* system_profile_proto);
metrics::PerfProvider perf_provider_;
// Bluetooth Adapter instance for collecting information about paired devices.
scoped_refptr<device::BluetoothAdapter> adapter_;
// Whether the user count was registered at the last log initialization.
bool registered_user_count_at_log_initialization_;
// The user count at the time that a log was last initialized. Contains a
// valid value only if |registered_user_count_at_log_initialization_| is
// true.
uint64 user_count_at_log_initialization_;
// Hardware class (e.g., hardware qualification ID). This class identifies
// the configured system components such as CPU, WiFi adapter, etc.
std::string hardware_class_;
base::WeakPtrFactory<ChromeOSMetricsProvider> weak_ptr_factory_;