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

chrome/browser/chromeos/fileapi/file_system_backend_unittest.cc

 // Copyright 2013 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/chromeos/fileapi/file_system_backend.h"
 
 #include <set>
 
 #include "base/files/file_path.h"
-#include "base/path_service.h"
 #include "chromeos/dbus/cros_disks_client.h"
 #include "content/public/test/mock_special_storage_policy.h"
 #include "storage/browser/fileapi/external_mount_points.h"
 #include "storage/browser/fileapi/file_system_url.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/url_util.h"
 
 #define FPL(x) FILE_PATH_LITERAL(x)
 
 using storage::ExternalMountPoints;
@@ skipping 250 matching lines @@
     if (!kTestCases[i].success)
       continue;
 
     base::FilePath expected_virtual_path(kTestCases[i].virtual_path);
     EXPECT_EQ(expected_virtual_path, virtual_path)
         << "Resolving " << kTestCases[i].local_path;
   }
 }
 
 }  // namespace