Unify Transport and newapi::Transport interfaces.

talk/media/webrtc/webrtcvoiceengine.h

Index: talk/media/webrtc/webrtcvoiceengine.h
diff --git a/talk/media/webrtc/webrtcvoiceengine.h b/talk/media/webrtc/webrtcvoiceengine.h
index 2832fb31f3753de4eb1b66169ce627674973c4f4..4b2dc1d836ba3f7ba79f90f87dd6a6024538db7c 100644
--- a/talk/media/webrtc/webrtcvoiceengine.h
+++ b/talk/media/webrtc/webrtcvoiceengine.h
@@ -250,13 +250,13 @@ class WebRtcVoiceMediaChannel : public VoiceMediaChannel,
                          VoiceMediaChannel::Error* error) override;
 
   // implements Transport interface
-  int SendPacket(const void* data, size_t len) override {
+  bool SendRtp(const uint8_t* data, size_t len) override {
     rtc::Buffer packet(reinterpret_cast<const uint8_t*>(data), len,
                        kMaxRtpPacketLen);
     return VoiceMediaChannel::SendPacket(&packet) ? static_cast<int>(len) : -1;
   }
 
-  int SendRTCPPacket(const void* data, size_t len) override {
+  bool SendRtcp(const uint8_t* data, size_t len) override {
     rtc::Buffer packet(reinterpret_cast<const uint8_t*>(data), len,
                        kMaxRtpPacketLen);
     return VoiceMediaChannel::SendRtcp(&packet) ? static_cast<int>(len) : -1;