- Add a priority field to QuicCryptoServerConfig configs and used it as

net/quic/crypto/strike_register_client.h

Index: net/quic/crypto/strike_register_client.h
diff --git a/net/quic/crypto/strike_register_client.h b/net/quic/crypto/strike_register_client.h
index 4a27bd7b85c7b4823c1886b7e61dbf9114b055b6..3555e85ec2626763213dd0692ea40b163b40109b 100644
--- a/net/quic/crypto/strike_register_client.h
+++ b/net/quic/crypto/strike_register_client.h
@@ -38,8 +38,8 @@ class NET_EXPORT_PRIVATE StrikeRegisterClient {
   StrikeRegisterClient() {}
   virtual ~StrikeRegisterClient() {}
 
-  // Returns the strike server orbit if known, else empty string.
-  virtual std::string orbit() = 0;
+  // Returns true iff the strike register knows about the given orbit.
+  virtual bool IsKnownOrbit(base::StringPiece orbit) const = 0;
   // Validate a nonce for freshness and uniqueness.
   // Will invoke cb->Run(ValidateResponse::nonce_is_valid_and_unique())
   // once the asynchronous operation is complete.