Delete Tracked, and move Location to its own file.

chrome/browser/sync/api/sync_error.cc

 // Copyright (c) 2011 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 "chrome/browser/sync/api/sync_error.h"
 
+#include "base/location.h"
 #include "base/logging.h"
-#include "base/tracked.h"
 
 SyncError::SyncError() {
   Clear();
 }
 
 SyncError::SyncError(const tracked_objects::Location& location,
                      const std::string& message,
                      syncable::ModelType type) {
   Init(location, message, type);
   PrintLogError();
@@ skipping 64 matching lines @@
   return type_;
 }
 
 void SyncError::PrintLogError() const {
   LAZY_STREAM(logging::LogMessage(location_->file_name(),
                                   location_->line_number(),
                                   logging::LOG_ERROR).stream(),
               LOG_IS_ON(ERROR))
       << syncable::ModelTypeToString(type_) << " Sync Error: " << message_;
 }