Add QuicSpdyStreamPeer::set_header_decoding_delay(). PiperOrigin-RevId: 638736331

diff --git a/quiche/quic/test_tools/quic_spdy_stream_peer.cc b/quiche/quic/test_tools/quic_spdy_stream_peer.cc
index 89f6085..972440b 100644
--- a/quiche/quic/test_tools/quic_spdy_stream_peer.cc
+++ b/quiche/quic/test_tools/quic_spdy_stream_peer.cc

@@ -12,7 +12,6 @@
 namespace quic {
 namespace test {
 
-// static
 void QuicSpdyStreamPeer::set_ack_listener(
     QuicSpdyStream* stream,
     quiche::QuicheReferenceCountedPointer<QuicAckListenerInterface>
@@ -20,16 +19,19 @@
   stream->set_ack_listener(std::move(ack_listener));
 }
 
-// static
 const QuicIntervalSet<QuicStreamOffset>&
 QuicSpdyStreamPeer::unacked_frame_headers_offsets(QuicSpdyStream* stream) {
   return stream->unacked_frame_headers_offsets_;
 }
 
-// static
 bool QuicSpdyStreamPeer::OnHeadersFrameEnd(QuicSpdyStream* stream) {
   return stream->OnHeadersFrameEnd();
 }
 
+void QuicSpdyStreamPeer::set_header_decoding_delay(QuicSpdyStream* stream,
+                                                   QuicTime::Delta delay) {
+  stream->header_decoding_delay_ = delay;
+}
+
 }  // namespace test
 }  // namespace quic

diff --git a/quiche/quic/test_tools/quic_spdy_stream_peer.h b/quiche/quic/test_tools/quic_spdy_stream_peer.h
index 8b5083d..f5c2e44 100644
--- a/quiche/quic/test_tools/quic_spdy_stream_peer.h
+++ b/quiche/quic/test_tools/quic_spdy_stream_peer.h

@@ -7,6 +7,7 @@
 
 #include "quiche/quic/core/quic_ack_listener_interface.h"
 #include "quiche/quic/core/quic_interval_set.h"
+#include "quiche/quic/core/quic_time.h"
 
 namespace quic {
 
@@ -24,6 +25,8 @@
   static const QuicIntervalSet<QuicStreamOffset>& unacked_frame_headers_offsets(
       QuicSpdyStream* stream);
   static bool OnHeadersFrameEnd(QuicSpdyStream* stream);
+  static void set_header_decoding_delay(QuicSpdyStream* stream,
+                                        QuicTime::Delta delay);
 };
 
 }  // namespace test