content: Add layout_test_helper target.

content/content_shell.gypi

 # Copyright (c) 2012 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': {
     'content_shell_product_name': 'Content Shell',
     # The "19" is so that sites that sniff for version think that this is
     # something reasonably current; the "77.34.5" is a hint that this isn't a
     # standard Chrome.
@@ skipping 174 matching lines @@
         'shell/renderer/test_runner/MockColorChooser.cpp',
         'shell/renderer/test_runner/MockColorChooser.h',
         'shell/renderer/test_runner/MockConstraints.cpp',
         'shell/renderer/test_runner/MockConstraints.h',
         'shell/renderer/test_runner/MockGrammarCheck.cpp',
         'shell/renderer/test_runner/MockGrammarCheck.h',
         'shell/renderer/test_runner/MockSpellCheck.cpp',
         'shell/renderer/test_runner/MockSpellCheck.h',
         'shell/renderer/test_runner/MockWebAudioDevice.cpp',
         'shell/renderer/test_runner/MockWebAudioDevice.h',
+        'shell/renderer/test_runner/MockWebMIDIAccessor.cpp',
+        'shell/renderer/test_runner/MockWebMIDIAccessor.h',
         'shell/renderer/test_runner/MockWebMediaStreamCenter.cpp',
         'shell/renderer/test_runner/MockWebMediaStreamCenter.h',
-        'shell/renderer/test_runner/MockWebMIDIAccessor.cpp',
-        'shell/renderer/test_runner/MockWebMIDIAccessor.h',
+        'shell/renderer/test_runner/MockWebRTCDTMFSenderHandler.cpp',
+        'shell/renderer/test_runner/MockWebRTCDTMFSenderHandler.h',
         'shell/renderer/test_runner/MockWebRTCDataChannelHandler.cpp',
         'shell/renderer/test_runner/MockWebRTCDataChannelHandler.h',
-        'shell/renderer/test_runner/MockWebRTCDTMFSenderHandler.cpp',
-        'shell/renderer/test_runner/MockWebRTCDTMFSenderHandler.h',
         'shell/renderer/test_runner/MockWebRTCPeerConnectionHandler.cpp',
         'shell/renderer/test_runner/MockWebRTCPeerConnectionHandler.h',
         'shell/renderer/test_runner/MockWebSpeechInputController.cpp',
         'shell/renderer/test_runner/MockWebSpeechInputController.h',
         'shell/renderer/test_runner/MockWebSpeechRecognizer.cpp',
         'shell/renderer/test_runner/MockWebSpeechRecognizer.h',
         'shell/renderer/test_runner/NotificationPresenter.cpp',
         'shell/renderer/test_runner/NotificationPresenter.h',
         'shell/renderer/test_runner/SpellCheckClient.cpp',
         'shell/renderer/test_runner/SpellCheckClient.h',
@@ skipping 397 matching lines @@
         }],  # OS=="android" and android_webview_build==0
       ],
     },
     {
       'target_name': 'content_shell_builder',
       'type': 'none',
       'dependencies': [
         'content_shell',
       ],
     },
+    {
+      'target_name': 'layout_test_helper',
+      'type': 'executable',
+      'sources': [
+        'shell/renderer/test_runner/helper/layout_test_helper_mac.mm',
+        'shell/renderer/test_runner/helper/layout_test_helper_win.cc',
+      ],
+      'conditions': [
+        ['OS=="mac"', {
+          'link_settings': {
+            'libraries': [
+              '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
+            ],
+          },
+        }],
+      ],
+    },
   ],
   'conditions': [
     ['OS=="mac"', {
       'targets': [
         {
           'target_name': 'content_shell_framework',
           'type': 'shared_library',
           'product_name': '<(content_shell_product_name) Framework',
           'mac_bundle': 1,
           'mac_bundle_resources': [
@@ skipping 314 matching lines @@
                 '--input_symbol', '<(PRODUCT_DIR)/content_shell.exe.pdb',
                 '--destination_dir', '<(dest_dir)',
               ],
             },
           ],
         },
       ],
     }],  # OS=="win" and fastbuild==0 and target_arch=="ia32"
   ]
 }