Add unit tests for DevToolsManager

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,
   },
   'includes': [
     '../build/common.gypi',
@@ skipping 1928 matching lines @@
         'browser/autocomplete/history_url_provider_unittest.cc',
         'browser/autocomplete/keyword_provider_unittest.cc',
         'browser/back_forward_menu_model_unittest.cc',
         'browser/bookmarks/bookmark_drag_data_unittest.cc',
         'browser/bookmarks/bookmark_folder_tree_model_unittest.cc',
         'browser/bookmarks/bookmark_html_writer_unittest.cc',
         'browser/bookmarks/bookmark_model_unittest.cc',
         'browser/bookmarks/bookmark_table_model_unittest.cc',
         'browser/bookmarks/bookmark_utils_unittest.cc',
         'browser/browser_commands_unittest.cc',
+        'browser/debugger/devtools_manager_unittest.cc',
         'browser/cache_manager_host_unittest.cc',
         'browser/chrome_thread_unittest.cc',
         'browser/command_updater_unittest.cc',
         'browser/download/download_manager_unittest.cc',
         'browser/download/download_request_manager_unittest.cc',
         'browser/download/save_package_unittest.cc',
         'browser/extensions/extension_unittest.cc',
         'browser/extensions/extension_ui_unittest.cc',
         'browser/extensions/extensions_service_unittest.cc',
         'browser/extensions/user_script_master_unittest.cc',
@@ skipping 548 matching lines @@
             'Debug': {
               'msvs_precompiled_header': 'tools/build/win/precompiled.h',
               'msvs_precompiled_source': 'tools/build/win/precompiled.cc',
             },
           },
         },
       ]},  # 'targets'
     ],  # OS=="win"
   ],  # 'conditions'
 }