Update from https://crrev.com/305340

net/quic/crypto/crypto_handshake_message.cc

Index: net/quic/crypto/crypto_handshake_message.cc
diff --git a/net/quic/crypto/crypto_handshake_message.cc b/net/quic/crypto/crypto_handshake_message.cc
index 912596801c816ba737f2294794d354a57876ff37..23e8ea2eebd5b550b2575ab4475c107ff7302281 100644
--- a/net/quic/crypto/crypto_handshake_message.cc
+++ b/net/quic/crypto/crypto_handshake_message.cc
@@ -302,8 +302,9 @@ string CryptoHandshakeMessage::DebugStringInternal(size_t indent) const {
                             static_cast<int>(it->second.size()));
         done = true;
         break;
+      case kSNI:
       case kUAID:
-        ret += it->second;
+        ret += "\"" + it->second + "\"";
         done = true;
         break;
     }