Compile rtc_base_objc and rtc_api_objc for Mac

webrtc/api/api.gyp

 # Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 {
   'includes': [ '../build/common.gypi', ],
   'conditions': [
-    ['OS=="ios"', {
+    ['OS=="ios" or OS=="mac"', {
       'targets': [
         {
           'target_name': 'rtc_api_objc',
           'type': 'static_library',
+          'includes': [ '../build/objc_common.gypi' ],
           'dependencies': [
             '<(webrtc_root)/base/base.gyp:rtc_base_objc',
             '../../talk/libjingle.gyp:libjingle_peerconnection',
           ],
           'sources': [
-            'objc/RTCAVFoundationVideoSource+Private.h',
-            'objc/RTCAVFoundationVideoSource.h',
-            'objc/RTCAVFoundationVideoSource.mm',
             'objc/RTCAudioTrack+Private.h',
             'objc/RTCAudioTrack.h',
             'objc/RTCAudioTrack.mm',
             'objc/RTCConfiguration+Private.h',
             'objc/RTCConfiguration.h',
             'objc/RTCConfiguration.mm',
             'objc/RTCDataChannel+Private.h',
             'objc/RTCDataChannel.h',
             'objc/RTCDataChannel.mm',
             'objc/RTCDataChannelConfiguration+Private.h',
@@ skipping 31 matching lines @@
             'objc/RTCVideoRenderer.h',
             'objc/RTCVideoRendererAdapter+Private.h',
             'objc/RTCVideoRendererAdapter.h',
             'objc/RTCVideoRendererAdapter.mm',
             'objc/RTCVideoSource+Private.h',
             'objc/RTCVideoSource.h',
             'objc/RTCVideoSource.mm',
             'objc/RTCVideoTrack+Private.h',
             'objc/RTCVideoTrack.h',
             'objc/RTCVideoTrack.mm',
-            'objc/avfoundationvideocapturer.h',
-            'objc/avfoundationvideocapturer.mm',
           ],
           'conditions': [
             ['OS=="ios"', {
               'sources': [
+                'objc/RTCAVFoundationVideoSource+Private.h',
+                'objc/RTCAVFoundationVideoSource.h',
+                'objc/RTCAVFoundationVideoSource.mm',
                 'objc/RTCEAGLVideoView.h',
                 'objc/RTCEAGLVideoView.m',
+                'objc/avfoundationvideocapturer.h',
+                'objc/avfoundationvideocapturer.mm',
               ],
               'all_dependent_settings': {
                 'xcode_settings': {
                   'OTHER_LDFLAGS': [
                     '-framework CoreGraphics',
                     '-framework GLKit',
                     '-framework OpenGLES',
                     '-framework QuartzCore',
                   ]
                 }
               }
             }],
             ['OS=="mac"', {
               'sources': [
                 'objc/RTCNSGLVideoView.h',
                 'objc/RTCNSGLVideoView.m',
               ],
             }],
           ],
-          'xcode_settings': {
-            'CLANG_ENABLE_OBJC_ARC': 'YES',
-            'CLANG_WARN_OBJC_MISSING_PROPERTY_SYNTHESIS': 'YES',
-            'GCC_PREFIX_HEADER': 'objc/WebRTC-Prefix.pch',
-          },
         }
       ],
     }], # OS=="ios"
   ],
 }