Add a ExtensionBrowserTest base class

chrome/chrome.gyp

 # Copyright (c) 2009 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': {
     'chromium_code': 1,
     # Define the common dependencies that contain all the actual
     # Chromium functionality.  This list gets pulled in below by
     # the link of the actual chrome (or chromium) executable on
     # Linux or Mac, and into chrome.dll on Windows.
     'chromium_dependencies': [
       'common',
       'browser',
       'debugger',
       'renderer',
       'utility',
       '../printing/printing.gyp:printing',
       '../webkit/webkit.gyp:inspector_resources',
     ],
     'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/chrome',
     'browser_tests_sources': [
       'browser/ssl/ssl_browser_tests.cc',
     ],
     'browser_tests_sources_win_specific': [
       'browser/extensions/extension_shelf_model_unittest.cc',
       'browser/extensions/extension_startup_unittest.cc',
       'browser/extensions/extension_browsertest.cc',
-      'browser/extensions/test_extension_loader.cc',
-      'browser/extensions/test_extension_loader.h',
+      'browser/extensions/extension_browsertest.h',
+      'browser/extensions/extension_browsertests_misc.cc',
       'browser/views/find_bar_win_browsertest.cc',
       # TODO(jam): http://crbug.com/15101 These tests fail on Linux and Mac.
       'browser/child_process_security_policy_browser_test.cc',
       'browser/renderer_host/web_cache_manager_browser_test.cc',
       'browser/renderer_host/render_view_host_manager_browsertest.cc',
       # TODO(jcampan): once the task manager works on Mac, move this test to the
       #                non win specific section.
       'browser/task_manager_browsertest.cc',
     ],
   },
@@ skipping 3423 matching lines @@
         'browser/dom_ui/dom_ui_theme_source_unittest.cc',
         'browser/dom_ui/dom_ui_unittest.cc',
         'browser/download/download_manager_unittest.cc',
         'browser/download/download_request_manager_unittest.cc',
         'browser/download/save_package_unittest.cc',
         'browser/encoding_menu_controller_unittest.cc',
         'browser/extensions/extension_messages_unittest.cc',
         'browser/extensions/extension_process_manager_unittest.cc',
         'browser/extensions/extension_ui_unittest.cc',
         'browser/extensions/extensions_service_unittest.cc',
-        'browser/extensions/test_extension_loader.cc',
         'browser/extensions/user_script_master_unittest.cc',
         'browser/find_backend_unittest.cc',
         'browser/google_url_tracker_unittest.cc',
         'browser/google_update_settings_linux_unittest.cc',
         'browser/google_update_settings_mac_unittest.mm',
         'browser/gtk/bookmark_editor_gtk_unittest.cc',
         'browser/gtk/go_button_gtk_unittest.cc',
         'browser/gtk/tabs/tab_renderer_gtk_unittest.cc',
         'browser/history/expire_history_backend_unittest.cc',
         'browser/history/history_backend_unittest.cc',
@@ skipping 254 matching lines @@
           'sources!': [
             'browser/bookmarks/bookmark_codec_unittest.cc',
             'browser/bookmarks/bookmark_drag_data_unittest.cc',
             'browser/bookmarks/bookmark_folder_tree_model_unittest.cc',
             'browser/bookmarks/bookmark_table_model_unittest.cc',
             # Need to port browser_with_test_window_test.* first
             'browser/browser_commands_unittest.cc',
             'browser/browser_unittest.cc',
             # Need to port browser/automation/ui_controls.h
             'browser/extensions/extension_process_manager_unittest.cc',
-            'browser/extensions/test_extension_loader.cc',
             'browser/importer/firefox_importer_unittest.cc',
             'browser/importer/importer_unittest.cc',
             'browser/login_prompt_unittest.cc',
             'browser/printing/page_number_unittest.cc',
             'browser/printing/page_overlays_unittest.cc',
             'browser/printing/print_job_unittest.cc',
             'browser/rlz/rlz_unittest.cc',
             'browser/safe_browsing/safe_browsing_blocking_page_unittest.cc',
             'browser/search_engines/template_url_scraper_unittest.cc',
             'browser/views/bookmark_editor_view_unittest.cc',
@@ skipping 1119 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],
   ],  # 'conditions'
 }