Add fuzzer corpora.

webrtc/test/fuzzers/corpora/sdp-corpus/unittest-2.sdp

Index: webrtc/test/fuzzers/corpora/sdp-corpus/unittest-2.sdp
diff --git a/webrtc/test/fuzzers/corpora/sdp-corpus/unittest-2.sdp b/webrtc/test/fuzzers/corpora/sdp-corpus/unittest-2.sdp
new file mode 100644
index 0000000000000000000000000000000000000000..a35392513f1a0993f955d203337eac3d66a2042e
--- /dev/null
+++ b/webrtc/test/fuzzers/corpora/sdp-corpus/unittest-2.sdp
@@ -0,0 +1,40 @@
+v=0
+o=- 18446744069414584320 18446462598732840960 IN IP4 127.0.0.1
+s=-
+t=0 0
+a=msid-semantic: WMS local_stream_1
+m=audio 9 RTP/SAVPF 111 103 104
+c=IN IP4 0.0.0.0
+a=rtcp:9 IN IP4 0.0.0.0
+a=ice-ufrag:ufrag_voice
+a=ice-pwd:pwd_voice
+a=mid:audio_content_name
+a=sendrecv
+a=rtcp-mux
+a=rtcp-rsize
+a=crypto:1 AES_CM_128_HMAC_SHA1_32 inline:NzB4d1BINUAvLEw6UzF3WSJ+PSdFcGdUJShpX1Zj|2^20|1:32 dummy_session_params
+a=rtpmap:111 opus/48000/2
+a=rtpmap:103 ISAC/16000
+a=rtpmap:104 ISAC/32000
+a=ssrc:1 cname:stream_1_cname
+a=ssrc:1 msid:local_stream_1 audio_track_id_1
+a=ssrc:1 mslabel:local_stream_1
+a=ssrc:1 label:audio_track_id_1
+m=video 9 RTP/SAVPF 120
+c=IN IP4 0.0.0.0
+a=rtcp:9 IN IP4 0.0.0.0
+a=ice-ufrag:ufrag_video
+a=ice-pwd:pwd_video
+a=mid:video_content_name
+a=sendrecv
+a=crypto:1 AES_CM_128_HMAC_SHA1_80 inline:d0RmdmcmVCspeEc3QGZiNWpVLFJhQX1cfHAwJSoj|2^20|1:32
+a=rtpmap:120 VP8/90000
+a=ssrc-group:FEC 2 3
+a=ssrc:2 cname:stream_1_cname
+a=ssrc:2 msid:local_stream_1 video_track_id_1
+a=ssrc:2 mslabel:local_stream_1
+a=ssrc:2 label:video_track_id_1
+a=ssrc:3 cname:stream_1_cname
+a=ssrc:3 msid:local_stream_1 video_track_id_1
+a=ssrc:3 mslabel:local_stream_1
+a=ssrc:3 label:video_track_id_1