Account for HTTP/2 padding in receive windows.

net/tools/flip_server/spdy_interface.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_
 #define NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 84 matching lines @@
   // |stream_id| The stream receiving data.
   // |data| A buffer containing the data received.
   // |len| The length of the data buffer.
   // When the other side has finished sending data on this stream,
   // this method will be called with a zero-length buffer.
   void OnStreamFrameData(SpdyStreamId stream_id,
                          const char* data,
                          size_t len,
                          bool fin) override;
 
+  // Called when padding is received (padding length field or padding octets).
+  // |stream_id| The stream receiving data.
+  // |len| The number of padding octets.
+  void OnStreamPadding(SpdyStreamId stream_id, size_t len) override;
+
   // Called when a SETTINGS frame is received.
   // |clear_persisted| True if the respective flag is set on the SETTINGS frame.
   void OnSettings(bool clear_persisted) override {}
 
   // Called when an individual setting within a SETTINGS frame has been parsed
   // and validated.
   void OnSetting(SpdySettingsIds id, uint8 flags, uint32 value) override {}
 
   // Called when a PING frame has been parsed.
   void OnPing(SpdyPingId unique_id, bool is_ack) override {}
@@ skipping 95 matching lines @@
   typedef std::map<uint32, SMInterface*> StreamToSmif;
   StreamToSmif stream_to_smif_;
   bool close_on_error_;
 
   static std::string forward_ip_header_;
 };
 
 }  // namespace net
 
 #endif  // NET_TOOLS_FLIP_SERVER_SPDY_INTERFACE_H_