Split iOS sdk in to separate targets

webrtc/BUILD.gn

Index: webrtc/BUILD.gn
diff --git a/webrtc/BUILD.gn b/webrtc/BUILD.gn
index db0c067209f355a453e37d2484f410f83d82afea..f840279222b6c04091bcab54631cb4232db9c4ac 100644
--- a/webrtc/BUILD.gn
+++ b/webrtc/BUILD.gn
@@ -396,7 +396,7 @@ if (rtc_include_tests) {
     }
 
     if (is_ios || is_mac) {
-      deps += [ "sdk:rtc_sdk_peerconnection_objc_unittests" ]
+      deps += [ "sdk:rtc_sdk_peerconnection_module_unittests" ]
     }
   }