Revert of Remove all reference to carbon api

webrtc/webrtc_tests.gypi

Index: webrtc/webrtc_tests.gypi
diff --git a/webrtc/webrtc_tests.gypi b/webrtc/webrtc_tests.gypi
index fd52a284b9ca1d6a4401e0761f28c095f9974024..6d8ff6a145de91e622db7c5a098534a29b864ec0 100644
--- a/webrtc/webrtc_tests.gypi
+++ b/webrtc/webrtc_tests.gypi
@@ -164,6 +164,11 @@
             'base/sslstreamadapter_unittest.cc',
           ],
         }],
+        ['OS=="ios" or (OS=="mac" and target_arch!="ia32")', {
+          'defines': [
+            'CARBON_DEPRECATED=YES',
+          ],
+        }],
         ['use_quic==1', {
           'sources': [
             'p2p/quic/quicconnectionhelper_unittest.cc',
@@ -496,6 +501,11 @@
             'base/macsocketserver_unittest.cc',
           ],
         }],
+        ['OS=="ios" or (OS=="mac" and target_arch!="ia32")', {
+          'defines': [
+            'CARBON_DEPRECATED=YES',
+          ],
+        }],
       ],
     },
   ],