Changes to testing Peer classes in preparation for Mentat integration

net/quic/test_tools/quic_crypto_server_config_peer.h

Index: net/quic/test_tools/quic_crypto_server_config_peer.h
diff --git a/net/quic/test_tools/quic_crypto_server_config_peer.h b/net/quic/test_tools/quic_crypto_server_config_peer.h
index 461b6db721fa710f50f687feb3ff67a619e1c249..6f5794de9771221724f1f5530cfafd0a6f860ee7 100644
--- a/net/quic/test_tools/quic_crypto_server_config_peer.h
+++ b/net/quic/test_tools/quic_crypto_server_config_peer.h
@@ -27,6 +27,9 @@ class QuicCryptoServerConfigPeer {
   scoped_refptr<QuicCryptoServerConfig::Config> GetConfig(
       std::string config_id);
 
+  // Returns a pointer to the ProofSource object.
+  ProofSource* GetProofSource() const;
+
   // Generates a new valid source address token.
   std::string NewSourceAddressToken(
       std::string config_id,