Implement timing frames.

webrtc/test/fuzzers/rtp_packet_fuzzer.cc

Index: webrtc/test/fuzzers/rtp_packet_fuzzer.cc
diff --git a/webrtc/test/fuzzers/rtp_packet_fuzzer.cc b/webrtc/test/fuzzers/rtp_packet_fuzzer.cc
index 64ab6ecd9e5a743ee54d523283cd2fe96dd69762..1ece6e380510a9122ec3c324f49293dcd36f3284 100644
--- a/webrtc/test/fuzzers/rtp_packet_fuzzer.cc
+++ b/webrtc/test/fuzzers/rtp_packet_fuzzer.cc
@@ -90,6 +90,10 @@ void FuzzOneInput(const uint8_t* data, size_t size) {
         VideoContentType content_type;
         packet.GetExtension<VideoContentTypeExtension>(&content_type);
         break;
+      case kRtpExtensionVideoTiming:
+        VideoTiming timing;
+        packet.GetExtension<VideoTimingExtension>(&timing);
+        break;
       case kRtpExtensionRtpStreamId: {
         std::string rsid;
         packet.GetExtension<RtpStreamId>(&rsid);