components/metrics/cpu_metrics_provider.cc

   1 // Copyright 2018 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "components/metrics/cpu_metrics_provider.h"
   6
   7 #include "base/cpu.h"
   8 #include "base/system/sys_info.h"
   9 #include "third_party/metrics_proto/system_profile.pb.h"
  10
  11 namespace metrics {
  12
  13 CPUMetricsProvider::CPUMetricsProvider() {}
  14
  15 CPUMetricsProvider::~CPUMetricsProvider() {}
  16
  17 void CPUMetricsProvider::ProvideSystemProfileMetrics(
  18     SystemProfileProto* system_profile) {
  19   SystemProfileProto::Hardware::CPU* cpu =
  20       system_profile->mutable_hardware()->mutable_cpu();
  21   // All the CPU information is generated in the constructor.
  22   base::CPU cpu_info;
  23   cpu->set_vendor_name(cpu_info.vendor_name());
  24   cpu->set_signature(cpu_info.signature());
  25   cpu->set_num_cores(base::SysInfo::NumberOfProcessors());
  26   cpu->set_is_hypervisor(cpu_info.is_running_in_vm());
  27 }
  28
  29 }  // namespace metrics