[Sync] Cleanup datatype configuration error handling.

sync/api/sync_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 "sync/api/sync_error.h"
 
 #include <ostream>
 
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 131 matching lines @@
   if (!IsSet()) {
     return std::string();
   }
   return location_->ToString() + ", " + ModelTypeToString(model_type_) +
       " " + GetMessagePrefix() + message_;
 }
 
 void SyncError::PrintLogError() const {
   logging::LogSeverity logSeverity =
       (GetSeverity() == SYNC_ERROR_SEVERITY_INFO)
-          ? logging::LOG_INFO : logging::LOG_ERROR;
+          ? logging::LOG_VERBOSE : logging::LOG_ERROR;
 
   LAZY_STREAM(logging::LogMessage(location_->file_name(),
                                   location_->line_number(),
                                   logSeverity).stream(),
               logSeverity >= ::logging::GetMinLogLevel())
       << ModelTypeToString(model_type_) << " "
       << GetMessagePrefix() << message_;
 }
 
 void PrintTo(const SyncError& sync_error, std::ostream* os) {
   *os << sync_error.ToString();
 }
 
 }  // namespace syncer