Call SetDefaults from the QuicConfig constructor instead of requiring

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 39c25089ea75e438cfdf7f9be50d515ac1dd681b..9fc8ff0dedada40239c7bc3366e973d241f7ce9e 100644
--- a/net/quic/crypto/quic_crypto_client_config.h
+++ b/net/quic/crypto/quic_crypto_client_config.h
@@ -133,9 +133,6 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
   QuicCryptoClientConfig();
   ~QuicCryptoClientConfig();
 
-  // Sets the members to reasonable, default values.
-  void SetDefaults();
-
   // LookupOrCreate returns a CachedState for the given |server_id|. If no such
   // CachedState currently exists, it will be created and cached.
   CachedState* LookupOrCreate(const QuicServerId& server_id);
@@ -269,6 +266,9 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
  private:
   typedef std::map<QuicServerId, CachedState*> CachedStateMap;
 
+  // Sets the members to reasonable, default values.
+  void SetDefaults();
+
   // CacheNewServerConfig checks for SCFG, STK, PROF, and CRT tags in |message|,
   // verifies them, and stores them in the cached state if they validate.
   // This is used on receipt of a REJ from a server, or when a server sends