[Sync] Move //components/sync to the syncer namespace, take 2.

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 {
+namespace syncer {
 
 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
+}  // namespace syncer