Add Skia on Chrome for Mac gyp rules

skia/skia.gyp

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'skia',
       'type': '<(component)',
       'sources': [
@@ skipping 769 matching lines @@
             '../third_party/skia/src/ports/SkFontHost_FreeType_Subpixel.cpp',
           ],
           'defines': [
             'SK_SUPPORT_LCDTEXT',
           ],
         }],
         [ 'OS == "mac"', {
           'defines': [
             'SK_BUILD_FOR_MAC',
           ],
-          'sources/': [
-            ['exclude', '/pdf/'],
-            ['exclude', 'ext/vector_platform_device_skia\\.(cc|h)'],
-          ],
           'include_dirs': [
             '../third_party/skia/include/utils/mac',
           ],
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
             ],
           },
         }],
+        [ 'OS == "mac" and use_skia==0', {

[darin (slow to review), 2011/06/21 17:37:44]

nit: you could also just nest another 'conditions' sectio inside the existing
'OS == "mac"' section.  that way you don't need to repeat the OS == "mac" part.

+          'sources/': [
+            ['exclude', '/pdf/'],
+            ['exclude', 'ext/vector_platform_device_skia\\.(cc|h)'],
+          ],
+        }],
+        [ 'OS == "mac" and use_skia==1', {
+          'defines': [
+            'SK_SUPPORT_888_TEXT',
+            'SK_USE_MAC_CORE_TEXT',
+          ],
+        }],
         [ 'OS == "win"', {
           'sources!': [
             '../third_party/skia/src/core/SkMMapStream.cpp',
             '../third_party/skia/src/ports/SkTime_Unix.cc',
             'ext/SkThread_chrome.cc',
           ],
           'include_dirs': [
             'config/win',
           ],
           'direct_dependent_settings': {
@@ skipping 179 matching lines @@
       ],
     },
   ],
 }
 
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