Update from https://crrev.com/309415

net/spdy/spdy_headers_block_parser.cc

 // Copyright 2014 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.
 
 #include "net/spdy/spdy_headers_block_parser.h"
 
 #include "base/sys_byteorder.h"
 
 namespace net {
 
@@ skipping 138 matching lines @@
     return;
   }
   // Convert from network to host order and return the parsed out integer.
   if (length_field_size_ == sizeof(uint32_t)) {
     *parsed_length = ntohl(*reinterpret_cast<const uint32_t *>(buffer));
   } else {
     *parsed_length = ntohs(*reinterpret_cast<const uint16_t *>(buffer));
   }
 }
 
-void SpdyHeadersBlockParser::Reset() {
-  {
-    SpdyPinnableBufferPiece empty;
-    headers_block_prefix_.Swap(&empty);
-  }
-  {
-    SpdyPinnableBufferPiece empty;
-    key_.Swap(&empty);
-  }
-  error_ = OK;
-  state_ = READING_HEADER_BLOCK_LEN;
-  stream_id_ = 0;
-  total_bytes_received_ = 0;
-}
-
 size_t SpdyHeadersBlockParser::LengthFieldSizeForVersion(
     SpdyMajorVersion spdy_version) {
   if (spdy_version < SPDY3) {
     return sizeof(uint16_t);
   }
   return sizeof(uint32_t);
 }
 
 size_t SpdyHeadersBlockParser::MaxNumberOfHeadersForVersion(
     SpdyMajorVersion spdy_version) {
   // Account for the length of the header block field.
   size_t max_bytes_for_headers =
       kMaximumFieldLength - LengthFieldSizeForVersion(spdy_version);
 
   // A minimal size header is twice the length field size (and has a
   // zero-lengthed key and a zero-lengthed value).
   return max_bytes_for_headers / (2 * LengthFieldSizeForVersion(spdy_version));
 }
 
 }  // namespace net