blob: 76c0d258b405c3b66ed496ff1fca2820132daf84 [file] [log] [blame]
// Copyright 2017 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.
module content.mojom;
import "mojo/public/mojom/base/shared_memory.mojom";
interface ChildHistogramFetcherFactory {
// Creates a ChildHistogram interface that uses shared memory buffer to
// store histograms that are to be reported by the browser process to UMA.
CreateFetcher(mojo_base.mojom.WritableSharedMemoryRegion? shared_memory,
ChildHistogramFetcher& child_histogram_fetcher);
interface ChildHistogramFetcher{
// Send to all the child processes to send back histogram data.
GetChildNonPersistentHistogramData() => (array<string> deltas);