chromium/services/resource_coordinator/public/cpp/memory_instrumentation/tracing_observer_traced_value.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "services/resource_coordinator/public/cpp/memory_instrumentation/tracing_observer_traced_value.h"

#include "base/files/file_path.h"
#include "base/format_macros.h"
#include "base/strings/stringprintf.h"
#include "base/trace_event/memory_dump_manager.h"
#include "base/trace_event/traced_value.h"
#include "build/build_config.h"

namespace memory_instrumentation {

ProcessMemoryDump;
TracedValue;

namespace {

void OsDumpAsValueInto(TracedValue* value, const mojom::OSMemDump& os_dump) { … }

}  // namespace

TracingObserverTracedValue::TracingObserverTracedValue(
    base::trace_event::TraceLog* trace_log,
    base::trace_event::MemoryDumpManager* memory_dump_manager) { … }

TracingObserverTracedValue::~TracingObserverTracedValue() = default;

// static
void TracingObserverTracedValue::AddToTrace(
    const base::trace_event::MemoryDumpRequestArgs& args,
    const base::ProcessId pid,
    std::unique_ptr<TracedValue> traced_value) { … }

bool TracingObserverTracedValue::AddChromeDumpToTraceIfEnabled(
    const base::trace_event::MemoryDumpRequestArgs& args,
    const base::ProcessId pid,
    const ProcessMemoryDump* process_memory_dump,
    const base::TimeTicks& timastamp) { … }

bool TracingObserverTracedValue::AddOsDumpToTraceIfEnabled(
    const base::trace_event::MemoryDumpRequestArgs& args,
    const base::ProcessId pid,
    const mojom::OSMemDump& os_dump,
    const std::vector<mojom::VmRegionPtr>& memory_maps,
    const base::TimeTicks& timestamp) { … }

// static
void TracingObserverTracedValue::MemoryMapsAsValueInto(
    const std::vector<mojom::VmRegionPtr>& memory_maps,
    TracedValue* value,
    bool is_argument_filtering_enabled) { … }

}  // namespace memory_instrumentation