Adding getParameters/setParameters APIs to RtpReceiver.

webrtc/sdk/objc/Framework/Classes/RTCRtpReceiver.mm

Index: webrtc/sdk/objc/Framework/Classes/RTCRtpReceiver.mm
diff --git a/webrtc/sdk/objc/Framework/Classes/RTCRtpSender.mm b/webrtc/sdk/objc/Framework/Classes/RTCRtpReceiver.mm
similarity index 66%
copy from webrtc/sdk/objc/Framework/Classes/RTCRtpSender.mm
copy to webrtc/sdk/objc/Framework/Classes/RTCRtpReceiver.mm
index 71030029adf4005792f535e89d679fe20c591c06..520126f5dd314268bdb6cc2ce1ea073a48a209e8 100644
--- a/webrtc/sdk/objc/Framework/Classes/RTCRtpSender.mm
+++ b/webrtc/sdk/objc/Framework/Classes/RTCRtpReceiver.mm
@@ -8,37 +8,37 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#import "RTCRtpSender+Private.h"
+#import "RTCRtpReceiver+Private.h"
 
 #import "RTCMediaStreamTrack+Private.h"
 #import "RTCRtpParameters+Private.h"
 
 #include "webrtc/api/mediastreaminterface.h"
 
-@implementation RTCRtpSender {
-  rtc::scoped_refptr<webrtc::RtpSenderInterface> _nativeRtpSender;
+@implementation RTCRtpReceiver {
+  rtc::scoped_refptr<webrtc::RtpReceiverInterface> _nativeRtpReceiver;
 }
 
-- (instancetype)initWithNativeRtpSender:
-    (rtc::scoped_refptr<webrtc::RtpSenderInterface>)nativeRtpSender {
+- (instancetype)initWithNativeRtpReceiver:
+    (rtc::scoped_refptr<webrtc::RtpReceiverInterface>)nativeRtpReceiver {
   if (self = [super init]) {
-    _nativeRtpSender = nativeRtpSender;
+    _nativeRtpReceiver = nativeRtpReceiver;
   }
   return self;
 }
 
 - (RTCRtpParameters *)parameters {
   return [[RTCRtpParameters alloc]
-      initWithNativeParameters:_nativeRtpSender->GetParameters()];
+      initWithNativeParameters:_nativeRtpReceiver->GetParameters()];
 }
 
 - (BOOL)setParameters:(RTCRtpParameters *)parameters {
-  return _nativeRtpSender->SetParameters(parameters.nativeParameters);
+  return _nativeRtpReceiver->SetParameters(parameters.nativeParameters);
 }
 
 - (RTCMediaStreamTrack *)track {
   rtc::scoped_refptr<webrtc::MediaStreamTrackInterface> nativeTrack(
-    _nativeRtpSender->track());
+    _nativeRtpReceiver->track());
   if (nativeTrack) {
     return [[RTCMediaStreamTrack alloc] initWithNativeTrack:nativeTrack];
   }