Remove stl_util's deletion functions from:

net/quic/core/crypto/quic_crypto_client_config.h

Index: net/quic/core/crypto/quic_crypto_client_config.h
diff --git a/net/quic/core/crypto/quic_crypto_client_config.h b/net/quic/core/crypto/quic_crypto_client_config.h
index 36437c631412238640dff0fc5f2e9edb1f1bfe2b..69bae14817094753bf1f566424a74ccde28bb8cc 100644
--- a/net/quic/core/crypto/quic_crypto_client_config.h
+++ b/net/quic/core/crypto/quic_crypto_client_config.h
@@ -339,8 +339,6 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
   }
 
  private:
-  typedef std::map<QuicServerId, CachedState*> CachedStateMap;
-
   // Sets the members to reasonable, default values.
   void SetDefaults();
 
@@ -366,7 +364,7 @@ class NET_EXPORT_PRIVATE QuicCryptoClientConfig : public QuicCryptoConfig {
 
   // cached_states_ maps from the server_id to the cached information about
   // that server.
-  CachedStateMap cached_states_;
+  std::map<QuicServerId, std::unique_ptr<CachedState>> cached_states_;
 
   // Contains a map of servers which could share the same server config. Map
   // from a canonical host suffix/port/scheme to a representative server with