Fix missing ObjC framework header.

webrtc/sdk/sdk.gyp

 # Copyright 2016 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': [
@@ skipping 209 matching lines @@
           'product_name': 'WebRTC',
           'mac_bundle': 1,
           'includes': [ '../build/objc_common.gypi' ],
           # Slightly hacky, but we need to re-declare files here that are C
           # interfaces because otherwise they will be dead-stripped during
           # linking (ObjC classes cannot be dead-stripped). We might consider
           # just only using ObjC interfaces.
           'sources': [
             'objc/Framework/Classes/RTCFieldTrials.mm',
             'objc/Framework/Classes/RTCLogging.mm',
+            'objc/Framework/Classes/RTCMetrics.mm',
             'objc/Framework/Classes/RTCSSLAdapter.mm',
             'objc/Framework/Classes/RTCTracing.mm',
             'objc/Framework/Headers/WebRTC/RTCFieldTrials.h',
             'objc/Framework/Headers/WebRTC/RTCLogging.h',
             'objc/Framework/Headers/WebRTC/RTCSSLAdapter.h',
             'objc/Framework/Headers/WebRTC/RTCTracing.h',
             'objc/Framework/Headers/WebRTC/WebRTC.h',
             'objc/Framework/Modules/module.modulemap',
           ],
           'mac_framework_headers': [
             'objc/Framework/Headers/WebRTC/RTCAudioTrack.h',
             'objc/Framework/Headers/WebRTC/RTCAVFoundationVideoSource.h',
             'objc/Framework/Headers/WebRTC/RTCCameraPreviewView.h',
             'objc/Framework/Headers/WebRTC/RTCConfiguration.h',
             'objc/Framework/Headers/WebRTC/RTCDataChannel.h',
             'objc/Framework/Headers/WebRTC/RTCDataChannelConfiguration.h',
             'objc/Framework/Headers/WebRTC/RTCDispatcher.h',
             'objc/Framework/Headers/WebRTC/RTCEAGLVideoView.h',
             'objc/Framework/Headers/WebRTC/RTCFieldTrials.h',
             'objc/Framework/Headers/WebRTC/RTCFileLogger.h',
             'objc/Framework/Headers/WebRTC/RTCIceCandidate.h',
             'objc/Framework/Headers/WebRTC/RTCIceServer.h',
             'objc/Framework/Headers/WebRTC/RTCLogging.h',
             'objc/Framework/Headers/WebRTC/RTCMacros.h',
             'objc/Framework/Headers/WebRTC/RTCMediaConstraints.h',
             'objc/Framework/Headers/WebRTC/RTCMediaStream.h',
             'objc/Framework/Headers/WebRTC/RTCMediaStreamTrack.h',
+            'objc/Framework/Headers/WebRTC/RTCMetrics.h',
+            'objc/Framework/Headers/WebRTC/RTCMetricsSampleInfo.h',
             'objc/Framework/Headers/WebRTC/RTCNSGLVideoView.h',
             'objc/Framework/Headers/WebRTC/RTCPeerConnection.h',
             'objc/Framework/Headers/WebRTC/RTCPeerConnectionFactory.h',
             'objc/Framework/Headers/WebRTC/RTCRtpCodecParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpEncodingParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpParameters.h',
             'objc/Framework/Headers/WebRTC/RTCRtpReceiver.h',
             'objc/Framework/Headers/WebRTC/RTCRtpSender.h',
             'objc/Framework/Headers/WebRTC/RTCSessionDescription.h',
             'objc/Framework/Headers/WebRTC/RTCSSLAdapter.h',
@@ skipping 43 matching lines @@
               'mac_framework_headers!': [
                 'objc/Framework/Headers/WebRTC/RTCFileLogger.h',
               ],
             }],
           ],  # conditions
         }, # rtc_sdk_framework_objc
       ],  # targets
     }],  # OS=="ios" or (OS=="mac" and mac_deployment_target=="10.7")
   ],
 }