chromium/chrome/browser/memory_details_linux.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/memory_details.h"

#include <stddef.h>
#include <sys/types.h>
#include <unistd.h>

#include <map>
#include <memory>
#include <set>

#include "base/files/file_util.h"
#include "base/functional/bind.h"
#include "base/process/process_iterator.h"
#include "base/process/process_metrics.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/scoped_blocking_call.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/grit/branded_strings.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/process_type.h"
#include "ui/base/l10n/l10n_util.h"

ProcessEntry;
namespace {

struct Process { … };

ProcessMap;

// Get information on all the processes running on the system.
ProcessMap GetProcesses() { … }

// For each of a list of pids, collect memory information about that process.
ProcessData GetProcessDataMemoryInformation(
    const std::vector<pid_t>& pids) { … }

// Find all children of the given process with pid |root|.
std::vector<pid_t> GetAllChildren(const ProcessMap& processes, pid_t root) { … }

}  // namespace

MemoryDetails::MemoryDetails() { … }

ProcessData* MemoryDetails::ChromeBrowser() { … }

void MemoryDetails::CollectProcessData(
    const std::vector<ProcessMemoryInformation>& child_info) { … }