Cleanup: Remove unneeded path_service.h includes in base and chrome.

chrome/browser/history/expire_history_backend_unittest.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 <algorithm>
 #include <string>
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/path_service.h"
 #include "base/stl_util.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/history/expire_history_backend.h"
 #include "chrome/browser/history/history_database.h"
 #include "chrome/browser/history/thumbnail_database.h"
 #include "chrome/browser/history/top_sites.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/tools/profiles/thumbnail-inl.h"
 #include "components/history/core/common/thumbnail_score.h"
@@ skipping 843 matching lines @@
   EXPECT_TRUE(all->Read(now, main_db_.get(), &visits, 1));
   EXPECT_EQ(1U, visits.size());
 }
 
 // TODO(brettw) add some visits with no URL to make sure everything is updated
 // properly. Have the visits also refer to nonexistent FTS rows.
 //
 // Maybe also refer to invalid favicons.
 
 }  // namespace history