Make DiversificationNonce a std::array

net/quic/core/quic_framer.cc

Index: net/quic/core/quic_framer.cc
diff --git a/net/quic/core/quic_framer.cc b/net/quic/core/quic_framer.cc
index bf16bf1e7d3267e41705a814386fea615eac6233..1431ccedb515f41038c4e57fa816385096b3ca4e 100644
--- a/net/quic/core/quic_framer.cc
+++ b/net/quic/core/quic_framer.cc
@@ -956,8 +956,8 @@ bool QuicFramer::ProcessPublicHeader(QuicDataReader* reader,
       // The nonce flag from a client is ignored and is assumed to be an older
       // client indicating an eight-byte connection ID.
       perspective_ == Perspective::IS_CLIENT) {
-    if (!reader->ReadBytes(reinterpret_cast<uint8_t*>(last_nonce_),
-                           sizeof(last_nonce_))) {
+    if (!reader->ReadBytes(reinterpret_cast<uint8_t*>(last_nonce_.data()),
+                           last_nonce_.size())) {
       set_detailed_error("Unable to read nonce.");
       return false;
     }