Split TabRestoreService into InMemoryTRS and PersistentTRS

chrome/chrome_tests.gypi

 # 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 2519 matching lines @@
             'browser/ui/toolbar/wrench_menu_model_unittest.cc',
             'browser/ui/webui/ntp/suggestions_combiner_unittest.cc',
             'browser/ui/webui/web_dialog_web_contents_delegate_unittest.cc',
             'browser/ui/window_sizer/window_sizer_unittest.cc',
             'test/base/browser_with_test_window_test.cc',
             'test/base/browser_with_test_window_test.h',
             'test/base/test_browser_window.h',
 
             # TODO(jcivelli): figure-out how to make this compile.
             'browser/metrics/variations_service_unittest.cc',
+
+            'browser/sessions/session_backend_unittest.cc',
           ],
           'sources/': [
             ['exclude', '^browser/captive_portal/'],
             ['exclude', '^browser/chrome_to_mobile'],
             ['exclude', '^browser/first_run/'],
             ['exclude', '^browser/importer/'],
             ['exclude', '^browser/lifetime/'],
             ['exclude', '^browser/speech/'],
             ['exclude', '^browser/sync/glue/app_'],
             ['exclude', '^browser/sync/glue/extension_'],
@@ skipping 2297 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'browser_tests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }