Removing quic_allow_oversized_packets_for_test by generating and writing packets without a QuicConn…

net/quic/quic_framer.cc

Index: net/quic/quic_framer.cc
diff --git a/net/quic/quic_framer.cc b/net/quic/quic_framer.cc
index 005f42071bb18639323d6788f330f27ea6d1974a..9f94d5a2516bb02e694053b2b0d305603696d213 100644
--- a/net/quic/quic_framer.cc
+++ b/net/quic/quic_framer.cc
@@ -304,11 +304,7 @@ size_t QuicFramer::GetSerializedFrameLength(
     DVLOG(1) << "Truncating large frame, free bytes: " << free_bytes;
     return free_bytes;
   }
-  if (!FLAGS_quic_allow_oversized_packets_for_test) {
-    return 0;
-  }
-  LOG(DFATAL) << "Packet size too small to fit frame.";
-  return frame_len;
+  return 0;
 }
 
 QuicFramer::AckFrameInfo::AckFrameInfo() : max_delta(0) {}