Deprecate gfe2_reloadable_flag_quic_fix_write_pending_crypto_retransmission.

PiperOrigin-RevId: 319790831
Change-Id: I0f18899099a9011fe58ad508dc86db3a03307e2a

quic/core/quic_crypto_stream.cc

diff --git a/quic/core/quic_crypto_stream.cc b/quic/core/quic_crypto_stream.cc
index 59a0122..ae2f067 100644
--- a/quic/core/quic_crypto_stream.cc
+++ b/quic/core/quic_crypto_stream.cc
@@ -268,13 +268,7 @@
           level, pending.length, pending.offset, HANDSHAKE_RETRANSMISSION);
       send_buffer->OnStreamDataRetransmitted(pending.offset, bytes_consumed);
       if (bytes_consumed < pending.length) {
-        if (GetQuicReloadableFlag(
-                quic_fix_write_pending_crypto_retransmission)) {
-          QUIC_RELOADABLE_FLAG_COUNT(
-              quic_fix_write_pending_crypto_retransmission);
-          return;
-        }
-        break;
+        return;
       }
     }
   }