chromium/components/metrics/child_histogram_fetcher_impl.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 "components/metrics/child_histogram_fetcher_impl.h"

#include <memory>

#include "base/functional/bind.h"
#include "base/location.h"
#include "base/metrics/histogram_delta_serialization.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/metrics/histogram_macros_local.h"
#include "base/metrics/persistent_histogram_allocator.h"
#include "components/metrics/public/mojom/histogram_fetcher.mojom.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "mojo/public/cpp/system/platform_handle.h"

namespace metrics {

ChildHistogramFetcherFactoryImpl::ChildHistogramFetcherFactoryImpl() = default;

ChildHistogramFetcherFactoryImpl::~ChildHistogramFetcherFactoryImpl() = default;

void ChildHistogramFetcherFactoryImpl::Create(
    mojo::PendingReceiver<mojom::ChildHistogramFetcherFactory> receiver) { … }

void ChildHistogramFetcherFactoryImpl::CreateFetcher(
    base::UnsafeSharedMemoryRegion shared_memory,
    mojo::PendingReceiver<mojom::ChildHistogramFetcher> receiver) { … }

ChildHistogramFetcherImpl::ChildHistogramFetcherImpl() = default;

ChildHistogramFetcherImpl::~ChildHistogramFetcherImpl() = default;

// Extract snapshot data and then send it off to the Browser process.
// Send only a delta to what we have already sent.
void ChildHistogramFetcherImpl::GetChildNonPersistentHistogramData(
    GetChildNonPersistentHistogramDataCallback callback) { … }

void ChildHistogramFetcherImpl::Ping(mojom::UmaPingCallSource call_source,
                                     PingCallback callback) { … }

}  // namespace metrics