Move Window's specific logic for disabling ECDSA from QuicCryptoyclientConfig

net/quic/crypto/quic_crypto_client_config.h

Index: net/quic/crypto/quic_crypto_client_config.h
diff --git a/net/quic/crypto/quic_crypto_client_config.h b/net/quic/crypto/quic_crypto_client_config.h
index d68f437477d8acf6d90964d102a4ce7ffa102076..5da99a6bd97352fcc084fd236b7e2ecfd233f3a4 100644
--- a/net/quic/crypto/quic_crypto_client_config.h
+++ b/net/quic/crypto/quic_crypto_client_config.h
@@ -224,6 +224,9 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
   // suffix will be used to initialize the cached state for this server.
   void AddCanonicalSuffix(const std::string& suffix);
 
+  // Disables the use of ECDSA for certificate validation.

[wtc, 2014/03/25 14:58:11]

Nit: we should refer to this as "proof validation" or "proof verification". The
proof can also be an ECDSA signature, so the lack of ECDSA support affects more
than certificate verification.

[Ryan Hamilton, 2014/03/27 19:06:39]

Done.

+  void DisableEcdsa();
+
  private:
   typedef std::map<QuicSessionKey, CachedState*> CachedStateMap;
 
@@ -250,6 +253,9 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
   scoped_ptr<ProofVerifier> proof_verifier_;
   scoped_ptr<ChannelIDSigner> channel_id_signer_;
 
+  // True if ECDSA should be disabled.
+  bool disable_ecdsa_;
+
   DISALLOW_COPY_AND_ASSIGN(QuicCryptoClientConfig);
 };