Cast: Fix two video freezing problems

chrome/renderer/media/cast_session_delegate.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/media/cast_session_delegate.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "chrome/renderer/media/cast_threads.h"
@@ skipping 32 matching lines @@
     const AudioFrameInputAvailableCallback& callback,
     const ErrorCallback& error_callback) {
   DCHECK(io_message_loop_proxy_->BelongsToCurrentThread());
 
   if (!cast_transport_ || !cast_sender_) {
     error_callback.Run("Destination not set.");
     return;
   }
 
   audio_frame_input_available_callback_ = callback;
-  media::cast::transport::CastTransportAudioConfig transport_config;
-  transport_config.base.ssrc = config.sender_ssrc;
-  transport_config.codec = config.codec;
-  transport_config.base.rtp_config = config.rtp_config;
-  transport_config.frequency = config.frequency;
-  transport_config.channels = config.channels;
-  cast_transport_->InitializeAudio(transport_config);
   cast_sender_->InitializeAudio(
       config,
       base::Bind(&CastSessionDelegate::InitializationResultCB,
                  weak_factory_.GetWeakPtr()));
 }
 
 void CastSessionDelegate::StartVideo(
     const VideoSenderConfig& config,
     const VideoFrameInputAvailableCallback& callback,
     const ErrorCallback& error_callback,
     const media::cast::CreateVideoEncodeAcceleratorCallback& create_vea_cb,
     const media::cast::CreateVideoEncodeMemoryCallback&
         create_video_encode_mem_cb) {
   DCHECK(io_message_loop_proxy_->BelongsToCurrentThread());
 
   if (!cast_transport_ || !cast_sender_) {
     error_callback.Run("Destination not set.");
     return;
   }
 
   video_frame_input_available_callback_ = callback;
 
-  media::cast::transport::CastTransportVideoConfig transport_config;
-  transport_config.base.ssrc = config.sender_ssrc;
-  transport_config.codec = config.codec;
-  transport_config.base.rtp_config = config.rtp_config;
-  cast_transport_->InitializeVideo(transport_config);
   cast_sender_->InitializeVideo(
       config,
       base::Bind(&CastSessionDelegate::InitializationResultCB,
                  weak_factory_.GetWeakPtr()),
       create_vea_cb,
       create_video_encode_mem_cb);
 }
 
 void CastSessionDelegate::StartUDP(const net::IPEndPoint& remote_endpoint) {
   DCHECK(io_message_loop_proxy_->BelongsToCurrentThread());
@@ skipping 130 matching lines @@
        ++it) {
     cast_environment_->Logging()->InsertPacketEvent(it->timestamp,
                                                     it->type,
                                                     it->rtp_timestamp,
                                                     it->frame_id,
                                                     it->packet_id,
                                                     it->max_packet_id,
                                                     it->size);
   }
 }