1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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 "chrome/browser/sync/glue/chrome_report_unrecoverable_error.h"
6
7#include "base/debug/dump_without_crashing.h"
8#include "base/rand_util.h"
9#include "chrome/common/chrome_constants.h"
10#include "chrome/common/chrome_version_info.h"
11
12namespace browser_sync {
13
14void ChromeReportUnrecoverableError() {
15  // Only upload on canary/dev builds to avoid overwhelming crash server.
16  chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
17  if (channel != chrome::VersionInfo::CHANNEL_CANARY &&
18      channel != chrome::VersionInfo::CHANNEL_DEV) {
19    return;
20  }
21
22  // We only want to upload |kErrorUploadRatio| ratio of errors.
23  const double kErrorUploadRatio = 0.15;
24  if (kErrorUploadRatio <= 0.0)
25    return; // We are not allowed to upload errors.
26  double random_number = base::RandDouble();
27  if (random_number > kErrorUploadRatio)
28    return;
29
30  base::debug::DumpWithoutCrashing();
31}
32
33}  // namespace browser_sync
34