Deprecate FLAGS_quic_detect_memory_corrpution.

net/quic/quic_connection.cc

Index: net/quic/quic_connection.cc
diff --git a/net/quic/quic_connection.cc b/net/quic/quic_connection.cc
index d3d98bfcf0ff3174ddc0ce7fe9b55adace37e980..ba181f950b2d2f49542d2832a81d1716e12ed328 100644
--- a/net/quic/quic_connection.cc
+++ b/net/quic/quic_connection.cc
@@ -698,8 +698,7 @@ bool QuicConnection::OnStreamFrame(const QuicStreamFrame& frame) {
   }
   if (frame.stream_id != kCryptoStreamId &&
       last_decrypted_packet_level_ == ENCRYPTION_NONE) {
-    if (FLAGS_quic_detect_memory_corrpution &&
-        MaybeConsiderAsMemoryCorruption(frame)) {
+    if (MaybeConsiderAsMemoryCorruption(frame)) {
       CloseConnection(QUIC_MAYBE_CORRUPTED_MEMORY,
                       "Received crypto frame on non crypto stream.",
                       ConnectionCloseBehavior::SEND_CONNECTION_CLOSE_PACKET);