build DRT, webkit_unit_tests from individual gyp files.

webkit/tools/test_shell/test_shell.gypi

 # Copyright (c) 2011 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': {
     'test_shell_windows_resource_files': [
       'resources/test_shell.rc',
       '../../glue/resources/pan_east.cur',
       '../../glue/resources/pan_middle.cur',
@@ skipping 188 matching lines @@
       'type': 'executable',
       'variables': {
         'chromium_code': 1,
       },
       'mac_bundle': 1,
       'dependencies': [
         'test_shell_common',
         '<(DEPTH)/net/net.gyp:net_test_support',
         '<(DEPTH)/skia/skia.gyp:skia',
         '<(DEPTH)/third_party/mesa/mesa.gyp:osmesa',
-        '<(DEPTH)/third_party/WebKit/Source/WebKit/chromium/WebKit.gyp:copy_TestNetscapePlugIn',
+        'pull_in_copy_TestNetscapePlugIn',
         '<(DEPTH)/tools/imagediff/image_diff.gyp:image_diff',
       ],
       'defines': [
         # Technically not a unit test but require functions available only to
         # unit tests.
         'UNIT_TEST'
       ],
       'sources': [
         'test_shell_main.cc',
       ],
@@ skipping 542 matching lines @@
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
             ],
           },
         },
       ],
     }],
   ],
 }