Remove unused members in MediaOptimization.

webrtc/modules/video_coding/video_sender.cc

Index: webrtc/modules/video_coding/video_sender.cc
diff --git a/webrtc/modules/video_coding/video_sender.cc b/webrtc/modules/video_coding/video_sender.cc
index 5ab607c51c45c0bf2a07828382d8b95ec73f9e7b..f60b6873fb73c4ccb919019cf1dc4ac059e6adb2 100644
--- a/webrtc/modules/video_coding/video_sender.cc
+++ b/webrtc/modules/video_coding/video_sender.cc
@@ -136,9 +136,8 @@ int32_t VideoSender::RegisterSendCodec(const VideoCodec* sendCodec,
                   << " max frame rate " << sendCodec->maxFramerate
                   << " max payload size " << maxPayloadSize;
   _mediaOpt.SetEncodingData(sendCodec->maxBitrate * 1000,
-                            sendCodec->startBitrate * 1000, sendCodec->width,
-                            sendCodec->height, sendCodec->maxFramerate,
-                            numLayers, maxPayloadSize);
+                            sendCodec->startBitrate * 1000,
+                            sendCodec->maxFramerate);
   return VCM_OK;
 }