Add a new SpdyStream::Delegate method to handle trailers

net/spdy/spdy_test_util_common.cc

Index: net/spdy/spdy_test_util_common.cc
diff --git a/net/spdy/spdy_test_util_common.cc b/net/spdy/spdy_test_util_common.cc
index e0437ff6564c35a5719cb09606b9482e1725a19f..4c3e595baf5e2998b6f0e59e5c24bc7b44833333 100644
--- a/net/spdy/spdy_test_util_common.cc
+++ b/net/spdy/spdy_test_util_common.cc
@@ -1102,6 +1102,15 @@ SpdyFrame* SpdyTestUtil::ConstructSpdyPushHeaders(
   return CreateFramer(false)->SerializeFrame(headers);
 }
 
+SpdyFrame* SpdyTestUtil::ConstructSpdyHeaderFrame(int stream_id,
+                                                  const char* const headers[],
+                                                  int header_count) {
+  SpdyHeadersIR spdy_headers(stream_id);
+  AppendToHeaderBlock(headers, header_count,
+                      spdy_headers.mutable_name_value_block());
+  return CreateFramer(false)->SerializeFrame(spdy_headers);
+}
+
 SpdyFrame* SpdyTestUtil::ConstructSpdySyn(int stream_id,
                                           const SpdyHeaderBlock& block,
                                           RequestPriority priority,