Switch webkit_unit_tests to use the new test launcher.

Source/web/web.gyp

 #
 # Copyright (C) 2011 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 88 matching lines @@
                         '<(DEPTH)/v8/tools/gyp/v8.gyp:v8',
                         '<(libjpeg_gyp_path):libjpeg',
                         # We must not add webkit_support here because of cyclic dependency.
                     ],
                     'export_dependent_settings': [
                         '<(DEPTH)/url/url.gyp:url_lib',
                         '<(DEPTH)/v8/tools/gyp/v8.gyp:v8',
                     ],
                     'sources': [
                         # Compile Blink unittest files into blink_web.dll in component build mode
-                        # since there're methods that are tested but not exported.
-                        # WebUnitTests.* exports an API that runs all the unittests inside
-                        # blink_web.dll.
                         '<@(bindings_unittest_files)',
                         '<@(core_unittest_files)',
                         '<@(modules_unittest_files)',
                         # FIXME: the next line should not be needed. We prefer to run these unit tests outside blink_web.dll.
                         '<@(platform_web_unittest_files)',
                         '<@(web_unittest_files)',
                         'WebTestingSupport.cpp',
-                        'tests/WebUnitTests.cpp',   # Components test runner support.
                     ],
                     'conditions': [
                         ['OS=="win" or OS=="mac"', {
                             'dependencies': [
                                 '<(DEPTH)/third_party/nss/nss.gyp:*',
                             ],
                         }],
                         ['clang==1', {
                             # FIXME: It would be nice to enable this in shared builds too,
                             # but the test files have global constructors from the GTEST macro
@@ skipping 123 matching lines @@
         ['clang==1', {
             'target_defaults': {
                 'cflags': ['-Wglobal-constructors'],
                 'xcode_settings': {
                     'WARNING_CFLAGS': ['-Wglobal-constructors'],
                 },
             },
         }],
     ], # conditions
 }