Add the first app_shell_browsertest test.

apps/shell/app_shell.gyp

 # Copyright 2014 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,
   },
   'targets': [
     {
@@ skipping 147 matching lines @@
         '<(DEPTH)/content/content_shell_and_tests.gyp:content_browser_test_support',
         '<(DEPTH)/content/content_shell_and_tests.gyp:test_support_content',
         '<(DEPTH)/testing/gtest.gyp:gtest',
       ],
       'defines': [
         'HAS_OUT_OF_PROC_TEST_RUNNER',
       ],
       'msvs_large_pdb': 1,
       'sources': [
         # TODO(yoz): Refactor once we have a second test target.
-        '../test/app_shell_test.h',
-        '../test/app_shell_test.cc',
-        '../test/apps_test_launcher_delegate.cc',
-        '../test/apps_test_launcher_delegate.h',
-        '../test/apps_tests_main.cc',
+        'browser/shell_browsertest.cc',
+        'test/shell_test.h',
+        'test/shell_test.cc',
+        'test/shell_test_launcher_delegate.cc',
+        'test/shell_test_launcher_delegate.h',
+        'test/shell_tests_main.cc',
       ],
     },
   ],  # targets
 }