Delete Tracked, and move Location to its own file.

chrome/browser/sync/test/engine/mock_connection_manager.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.
 //
 // Mock ServerConnectionManager class for use in client regression tests.
 
 #include "chrome/browser/sync/test/engine/mock_connection_manager.h"
 
 #include <map>
 
+#include "base/location.h"
 #include "base/stringprintf.h"
-#include "base/tracked.h"
 #include "chrome/browser/sync/engine/syncer_proto_util.h"
 #include "chrome/browser/sync/protocol/bookmark_specifics.pb.h"
 #include "chrome/browser/sync/test/engine/test_id_factory.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using browser_sync::HttpResponse;
 using browser_sync::ServerConnectionManager;
 using browser_sync::ServerConnectionEventListener;
 using browser_sync::ServerConnectionEvent;
 using browser_sync::SyncerProtoUtil;
@@ skipping 592 matching lines @@
 }
 
 void MockConnectionManager::SetServerNotReachable() {
   server_status_ = HttpResponse::CONNECTION_UNAVAILABLE;
   server_reachable_ = false;
 
   FOR_EACH_OBSERVER(ServerConnectionEventListener, listeners_,
      OnServerConnectionEvent(
          ServerConnectionEvent(server_status_, server_reachable_)));
 }