Deprecate RTCRtpFragmentationHeader argument for objc decoders.

Bug: webrtc:6471
Change-Id: Id542360c470ed0ea13b7e963f11bcd50d52c1d43
Reviewed-on: https://webrtc-review.googlesource.com/72442
Reviewed-by: Kári Helgason <kthelgason@webrtc.org>
Reviewed-by: Anders Carlsson <andersc@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23036}
diff --git a/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm b/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
index 79c942a..c0eea3e 100644
--- a/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
+++ b/sdk/objc/Framework/Classes/PeerConnection/RTCWrappedNativeVideoDecoder.mm
@@ -52,6 +52,14 @@
 }
 
 - (NSInteger)decode:(RTCEncodedImage *)encodedImage
+        missingFrames:(BOOL)missingFrames
+    codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info
+         renderTimeMs:(int64_t)renderTimeMs {
+  RTC_NOTREACHED();
+  return 0;
+}
+
+- (NSInteger)decode:(RTCEncodedImage *)encodedImage
           missingFrames:(BOOL)missingFrames
     fragmentationHeader:(RTCRtpFragmentationHeader *)fragmentationHeader
       codecSpecificInfo:(nullable id<RTCCodecSpecificInfo>)info