Delete Tracked, and move Location to its own file.

chrome/browser/sync/api/sync_error_unittest.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 <string>
 
-#include "base/tracked.h"
+#include "base/location.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using std::string;
 using syncable::ModelType;
 
 namespace {
 
 typedef testing::Test SyncErrorTest;
 
 TEST_F(SyncErrorTest, Unset) {
@@ skipping 85 matching lines @@
   EXPECT_TRUE(error2.IsSet());
   EXPECT_EQ(error1.location().line_number(), error2.location().line_number());
   EXPECT_EQ(error1.message(), error2.message());
   EXPECT_EQ(error1.type(), error2.type());
 
   error2 = SyncError();
   EXPECT_FALSE(error2.IsSet());
 }
 
 }  // namespace