Add gyp file to build apple_sample_code.

ui/ui.gyp

 # 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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 627 matching lines @@
            'includes': [ '../build/jni_generator.gypi' ],
          },
        ],
     }],
     ['OS=="mac"', {
       'targets': [
         {
           'target_name': 'ui_cocoa_third_party_toolkits',
           'type': '<(component)',
           'sources': [
-            # Build Apple sample code
-            '../third_party/apple_sample_code/ImageAndTextCell.h',
-            '../third_party/apple_sample_code/ImageAndTextCell.m',
             # Build the necessary GTM sources
             '../third_party/GTM/AppKit/GTMFadeTruncatingTextFieldCell.h',
             '../third_party/GTM/AppKit/GTMFadeTruncatingTextFieldCell.m',
             '../third_party/GTM/AppKit/GTMIBArray.h',
             '../third_party/GTM/AppKit/GTMIBArray.m',
             '../third_party/GTM/AppKit/GTMKeyValueAnimation.h',
             '../third_party/GTM/AppKit/GTMKeyValueAnimation.m',
             '../third_party/GTM/AppKit/GTMNSAnimation+Duration.h',
             '../third_party/GTM/AppKit/GTMNSAnimation+Duration.m',
             '../third_party/GTM/AppKit/GTMNSBezierPath+CGPath.h',
@@ skipping 43 matching lines @@
               'xcode_settings': {
                 'GCC_SYMBOLS_PRIVATE_EXTERN': 'NO',
               },
             }],
           ],
         },
       ],
     }],
   ],
 }