chrome/browser/sync/glue/chrome_report_unrecoverable_error.cc

   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/channel_info.h"
  10 #include "chrome/common/chrome_constants.h"
  11 #include "components/version_info/version_info.h"
  12
  13 namespace browser_sync {
  14
  15 void ChromeReportUnrecoverableError() {
  16   // Only upload on canary/dev builds to avoid overwhelming crash server.
  17   version_info::Channel channel = chrome::GetChannel();
  18   if (channel != version_info::Channel::CANARY &&
  19       channel != version_info::Channel::DEV) {
  20     return;
  21   }
  22
  23   // We only want to upload |kErrorUploadRatio| ratio of errors.
  24   const double kErrorUploadRatio = 0.01;
  25   if (kErrorUploadRatio <= 0.0)
  26     return; // We are not allowed to upload errors.
  27   double random_number = base::RandDouble();
  28   if (random_number > kErrorUploadRatio)
  29     return;
  30
  31   base::debug::DumpWithoutCrashing();
  32 }
  33
  34 }  // namespace browser_sync