Remove unsupported mac framework target.

We don't have a use case for it and have no reason to
support it.

BUG=webrtc:6706

Review-Url: https://codereview.webrtc.org/2543723004
Cr-Commit-Position: refs/heads/master@{#15428}
diff --git a/webrtc/sdk/BUILD.gn b/webrtc/sdk/BUILD.gn
index 5340cdd..5422964 100644
--- a/webrtc/sdk/BUILD.gn
+++ b/webrtc/sdk/BUILD.gn
@@ -7,16 +7,12 @@
 # be found in the AUTHORS file in the root of the source tree.
 
 import("../build/webrtc.gni")
-if (is_mac) {
-  import("//build/config/mac/mac_sdk.gni")
-  import("//build/config/mac/rules.gni")
-}
 if (is_ios) {
   import("//build/config/ios/rules.gni")
 }
 
 group("sdk") {
-  if (is_ios || is_mac) {
+  if (is_ios) {
     public_deps = [
       ":rtc_sdk_framework_objc",
     ]
@@ -231,93 +227,52 @@
       ]
     }
   }
-  common_objc_headers = [
-    "objc/Framework/Headers/WebRTC/RTCAVFoundationVideoSource.h",
-    "objc/Framework/Headers/WebRTC/RTCAudioSource.h",
-    "objc/Framework/Headers/WebRTC/RTCAudioTrack.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/RTCIceCandidate.h",
-    "objc/Framework/Headers/WebRTC/RTCIceServer.h",
-    "objc/Framework/Headers/WebRTC/RTCLegacyStatsReport.h",
-    "objc/Framework/Headers/WebRTC/RTCLogging.h",
-    "objc/Framework/Headers/WebRTC/RTCMacros.h",
-    "objc/Framework/Headers/WebRTC/RTCMediaConstraints.h",
-    "objc/Framework/Headers/WebRTC/RTCMediaSource.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/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/RTCSSLAdapter.h",
-    "objc/Framework/Headers/WebRTC/RTCSessionDescription.h",
-    "objc/Framework/Headers/WebRTC/RTCTracing.h",
-    "objc/Framework/Headers/WebRTC/RTCVideoFrame.h",
-    "objc/Framework/Headers/WebRTC/RTCVideoRenderer.h",
-    "objc/Framework/Headers/WebRTC/RTCVideoSource.h",
-    "objc/Framework/Headers/WebRTC/RTCVideoTrack.h",
-    "objc/Framework/Headers/WebRTC/UIDevice+RTCDevice.h",
-    "objc/Framework/Headers/WebRTC/WebRTC.h",
-  ]
 
-  if (is_mac) {
-    mac_framework_bundle("rtc_sdk_framework_objc") {
-      info_plist = "objc/Framework/Info.plist"
-      output_name = "WebRTC"
-
-      sources = common_objc_headers +
-                [ "objc/Framework/Headers/WebRTC/RTCNSGLVideoView.h" ]
-
-      if (!build_with_chromium) {
-        sources += [ "objc/Framework/Headers/WebRTC/RTCFileLogger.h" ]
-      }
-
-      deps = [
-        ":rtc_sdk_peerconnection_objc",
-        "../system_wrappers:field_trial_default",
-        "../system_wrappers:metrics_default",
-      ]
-
-      libs = [
-        "AVFoundation.framework",
-        "AudioToolbox.framework",
-        "CoreGraphics.framework",
-        "CoreMedia.framework",
-        "GLKit.framework",
-        "VideoToolbox.framework",
-      ]
-
-      ldflags = [ "-all_load" ]
-
-      configs += [
-        "..:common_objc",
-        "//build/config/compiler:enable_arc",
-      ]
-
-      public_configs = [ ":rtc_sdk_common_objc_config" ]
-
-      if (!build_with_chromium && is_clang) {
-        # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163)
-        configs -= [ "//build/config/clang:find_bad_constructs" ]
-      }
-    }
-  }
   if (is_ios) {
     ios_framework_bundle("rtc_sdk_framework_objc") {
       info_plist = "objc/Framework/Info.plist"
       output_name = "WebRTC"
 
+      common_objc_headers = [
+        "objc/Framework/Headers/WebRTC/RTCAVFoundationVideoSource.h",
+        "objc/Framework/Headers/WebRTC/RTCAudioSource.h",
+        "objc/Framework/Headers/WebRTC/RTCAudioTrack.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/RTCIceCandidate.h",
+        "objc/Framework/Headers/WebRTC/RTCIceServer.h",
+        "objc/Framework/Headers/WebRTC/RTCLegacyStatsReport.h",
+        "objc/Framework/Headers/WebRTC/RTCLogging.h",
+        "objc/Framework/Headers/WebRTC/RTCMacros.h",
+        "objc/Framework/Headers/WebRTC/RTCMediaConstraints.h",
+        "objc/Framework/Headers/WebRTC/RTCMediaSource.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/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/RTCSSLAdapter.h",
+        "objc/Framework/Headers/WebRTC/RTCSessionDescription.h",
+        "objc/Framework/Headers/WebRTC/RTCTracing.h",
+        "objc/Framework/Headers/WebRTC/RTCVideoFrame.h",
+        "objc/Framework/Headers/WebRTC/RTCVideoRenderer.h",
+        "objc/Framework/Headers/WebRTC/RTCVideoSource.h",
+        "objc/Framework/Headers/WebRTC/RTCVideoTrack.h",
+        "objc/Framework/Headers/WebRTC/UIDevice+RTCDevice.h",
+        "objc/Framework/Headers/WebRTC/WebRTC.h",
+      ]
+
       sources = common_objc_headers
       public_headers = common_objc_headers