Drop packets which are larger than kMaxPacketSize, instead of closing the connection with QUIC_PACK…

net/tools/quic/quic_packet_reader.h

Index: net/tools/quic/quic_packet_reader.h
diff --git a/net/tools/quic/quic_packet_reader.h b/net/tools/quic/quic_packet_reader.h
index e667d598d88423a40789a3c68e1c1952587fa38f..e020795b20602d4cc529d09ac91d54f0bbc381b4 100644
--- a/net/tools/quic/quic_packet_reader.h
+++ b/net/tools/quic/quic_packet_reader.h
@@ -61,7 +61,9 @@ class QuicPacketReader {
   // cbuf_ is used for ancillary data from the kernel on recvmmsg.
   char cbuf_[kSpaceForOverflowAndIp * kNumPacketsPerReadMmsgCall];
   // buf_ is used for the data read from the kernel on recvmmsg.
-  char buf_[2 * kMaxPacketSize * kNumPacketsPerReadMmsgCall];
+  // TODO(danzh): change it to be a pointer to avoid the allocation on the stack
+  // from exceeding maximum allowed frame size.
+  char buf_[kMaxPacketSize * kNumPacketsPerReadMmsgCall];
   // iov_ and mmsg_hdr_ are used to supply cbuf and buf to the recvmmsg call.
   iovec iov_[kNumPacketsPerReadMmsgCall];
   mmsghdr mmsg_hdr_[kNumPacketsPerReadMmsgCall];