[iOS] Changed ptr to const ref for RTCConfiguration initialization

webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm

Index: webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm
diff --git a/webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm b/webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm
index fee2a49f76c32c7651d6a9a2e27433e159577578..cc6c49379b9633cf1c00685af4d1f7d9f0483081 100644
--- a/webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm
+++ b/webrtc/sdk/objc/Framework/UnitTests/RTCConfigurationTest.mm
@@ -99,7 +99,8 @@
 
   webrtc::PeerConnectionInterface::RTCConfiguration *nativeConfig =
       [config createNativeConfiguration];
-  RTCConfiguration *newConfig = [[RTCConfiguration alloc] initWithNativeConfiguration:nativeConfig];
+  RTCConfiguration *newConfig = [[RTCConfiguration alloc]
+      initWithNativeConfiguration:*nativeConfig];
   EXPECT_EQ([config.iceServers count], newConfig.iceServers.count);
   RTCIceServer *newServer = newConfig.iceServers[0];
   RTCIceServer *origServer = config.iceServers[0];