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 3574ab7185c051c9781226deec7fecb41dd17744..0c5b6ebf650c432987a6273210856f65439f8ae1 100644
--- a/net/quic/test_tools/quic_test_packet_maker.h
+++ b/net/quic/test_tools/quic_test_packet_maker.h
@@ -84,6 +84,13 @@ class QuicTestPacketMaker {
                                                 bool fin,
                                                 QuicStreamOffset offset,
                                                 base::StringPiece data);
+  scoped_ptr<QuicReceivedPacket> MakeMultipleDataFramesPacket(
+      QuicPacketNumber packet_number,
+      QuicStreamId stream_id,
+      bool should_include_version,
+      bool fin,
+      QuicStreamOffset offset,
+      const std::vector<std::string>& data_writes);
   scoped_ptr<QuicReceivedPacket> MakeAckAndDataPacket(
       QuicPacketNumber packet_number,
       bool include_version,
@@ -94,6 +101,16 @@ class QuicTestPacketMaker {
       QuicStreamOffset offset,
       base::StringPiece data);
 
+  scoped_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.
   scoped_ptr<QuicReceivedPacket> MakeRequestHeadersPacket(
@@ -170,6 +187,13 @@ class QuicTestPacketMaker {
       const QuicPacketHeader& header,
       const QuicFrames& frames);
 
+  // Each of |data_writes| will be made into a data frame.
+  QuicFrames MakeMultipleDataFrames(
+      QuicStreamId stream_id,
+      bool fin,
+      QuicStreamOffset offset,
+      const std::vector<std::string>& data_writes);
+
   void InitializeHeader(QuicPacketNumber packet_number,
                         bool should_include_version);