Rename QuicSession::GetCryptoStream() to GetMutableCryptoStream(). Add a const GetCryptoStream(). M…

net/quic/core/quic_crypto_server_stream_test.cc

Index: net/quic/core/quic_crypto_server_stream_test.cc
diff --git a/net/quic/core/quic_crypto_server_stream_test.cc b/net/quic/core/quic_crypto_server_stream_test.cc
index d6e845c64db4ffda3144b7f7694b7e85c93d0331..3db3ae120119c92699f307234db1cf850f283c4b 100644
--- a/net/quic/core/quic_crypto_server_stream_test.cc
+++ b/net/quic/core/quic_crypto_server_stream_test.cc
@@ -106,11 +106,11 @@ class QuicCryptoServerStreamTest : public ::testing::TestWithParam<bool> {
   }
 
   QuicCryptoServerStream* server_stream() {
-    return server_session_->GetCryptoStream();
+    return server_session_->GetMutableCryptoStream();
   }
 
   QuicCryptoClientStream* client_stream() {
-    return client_session_->GetCryptoStream();
+    return client_session_->GetMutableCryptoStream();
   }
 
   // Initializes a fake client, and all its associated state, for