Coalesce adjacent stream frames.

gfe-relnote: protected by gfe2_reloadable_flag_quic_coalesce_stream_frames.
PiperOrigin-RevId: 275506579
Change-Id: I94697cc2ceaffc05d03511a342fcf8743780dd77
diff --git a/quic/test_tools/quic_packet_creator_peer.cc b/quic/test_tools/quic_packet_creator_peer.cc
index d4e5598..20a3834 100644
--- a/quic/test_tools/quic_packet_creator_peer.cc
+++ b/quic/test_tools/quic_packet_creator_peer.cc
@@ -4,6 +4,7 @@
 
 #include "net/third_party/quiche/src/quic/test_tools/quic_packet_creator_peer.h"
 
+#include "net/third_party/quiche/src/quic/core/frames/quic_frame.h"
 #include "net/third_party/quiche/src/quic/core/quic_packet_creator.h"
 #include "net/third_party/quiche/src/quic/core/quic_types.h"
 
@@ -57,6 +58,12 @@
   return creator->GetLengthLength();
 }
 
+// static
+const QuicFrames& QuicPacketCreatorPeer::GetQueuedFrames(
+    QuicPacketCreator* creator) {
+  return creator->queued_frames_;
+}
+
 void QuicPacketCreatorPeer::SetPacketNumber(QuicPacketCreator* creator,
                                             uint64_t s) {
   DCHECK_NE(0u, s);