Compile rtc_base_objc and rtc_api_objc for Mac

webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.mm

 /*
  *  Copyright (c) 2012 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.
  */
 
 #define DEFAULT_CAPTURE_DEVICE_INDEX    1
 #define DEFAULT_FRAME_RATE              30
 #define DEFAULT_FRAME_WIDTH             352
 #define DEFAULT_FRAME_HEIGHT            288
 #define ROTATE_CAPTURED_FRAME           1
 #define LOW_QUALITY                     1
 
 #import "webrtc/modules/video_capture/mac/qtkit/video_capture_qtkit_objc.h"
 
 #include "webrtc/system_wrappers/include/trace.h"
 
 using namespace webrtc;
 using namespace videocapturemodule;
 
 @implementation VideoCaptureMacQTKitObjC
 
+// TODO(hjon): Update deprecated APIs (see webrtc:5478 for details).
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wdeprecated"
 -(id)init {
   self = [super init];
   if (self) {
     [self initializeVariables];
   }
   return self;
 }
 
 - (void)dealloc {
   if (_captureSession)
@@ skipping 212 matching lines @@
     tempCaptureCapability.rawType = kVideoBGRA;
 
     _owner->IncomingFrame((unsigned char*)baseAddress, frameSize,
                           tempCaptureCapability, 0);
     CVPixelBufferUnlockBaseAddress(videoFrame, kFlags);
   }
   [_lock unlock];
   _framesDelivered++;
   _framesRendered++;
 }
+#pragma clang diagnostic pop
 
 @end