Coalesce small buffers in net::BidirectionalStream

net/quic/test_tools/quic_test_packet_maker.h

Index: net/quic/test_tools/quic_test_packet_maker.h
diff --git a/net/quic/test_tools/quic_test_packet_maker.h b/net/quic/test_tools/quic_test_packet_maker.h
index dec0c6773b2b290c8cde0d6dc73f54e1786fe431..4adf9128eda179a4f5f9a98e33d00fcab4c22240 100644
--- a/net/quic/test_tools/quic_test_packet_maker.h
+++ b/net/quic/test_tools/quic_test_packet_maker.h
@@ -87,6 +87,13 @@ class QuicTestPacketMaker {
       bool fin,
       QuicStreamOffset offset,
       base::StringPiece data);
+  std::unique_ptr<QuicReceivedPacket> MakeMultipleDataFramesPacket(
+      QuicPacketNumber packet_number,
+      QuicStreamId stream_id,
+      bool should_include_version,
+      bool fin,
+      QuicStreamOffset offset,
+      const std::vector<std::string>& data_writes);
   std::unique_ptr<QuicReceivedPacket> MakeAckAndDataPacket(
       QuicPacketNumber packet_number,
       bool include_version,
@@ -97,6 +104,17 @@ class QuicTestPacketMaker {
       QuicStreamOffset offset,
       base::StringPiece data);
 
+  std::unique_ptr<QuicReceivedPacket>
+  MakeRequestHeadersAndMultipleDataFramesPacket(
+      QuicPacketNumber packet_number,
+      QuicStreamId stream_id,
+      bool should_include_version,
+      bool fin,
+      SpdyPriority priority,
+      const SpdyHeaderBlock& headers,
+      size_t* spdy_headers_frame_length,
+      const std::vector<std::string>& data_writes);
+
   // If |spdy_headers_frame_length| is non-null, it will be set to the size of
   // the SPDY headers frame created for this packet.
   std::unique_ptr<QuicReceivedPacket> MakeRequestHeadersPacket(