[Sync] Move //components/sync_driver to //components/sync/driver.

components/sync_driver/glue/chrome_report_unrecoverable_error.cc

-// Copyright (c) 2012 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.
-
-#include "components/sync_driver/glue/chrome_report_unrecoverable_error.h"
-
-#include "base/debug/dump_without_crashing.h"
-#include "base/rand_util.h"
-
-namespace browser_sync {
-
-void ChromeReportUnrecoverableError(version_info::Channel channel) {
-  // Only upload on canary/dev builds to avoid overwhelming crash server.
-  if (channel != version_info::Channel::CANARY &&
-      channel != version_info::Channel::DEV) {
-    return;
-  }
-
-  // We only want to upload |kErrorUploadRatio| ratio of errors.
-  const double kErrorUploadRatio = 0.01;
-  if (kErrorUploadRatio <= 0.0)
-    return;  // We are not allowed to upload errors.
-  double random_number = base::RandDouble();
-  if (random_number > kErrorUploadRatio)
-    return;
-
-  base::debug::DumpWithoutCrashing();
-}
-
-}  // namespace browser_sync