Deprecate hpack_table_size flag, remove dead code.

net/spdy/fuzzing/hpack_fuzz_wrapper.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 "base/at_exit.h"
-#include "base/command_line.h"
-#include "base/files/file_util.h"
-#include "net/spdy/fuzzing/hpack_fuzz_util.h"
-
-namespace {
-
-// Specifies a file having HPACK header sets.
-const char kFileToParse[] = "file-to-parse";
-
-}  // namespace
-
-using base::StringPiece;
-using net::HpackFuzzUtil;
-using std::string;
-
-// Sequentially runs each given length-prefixed header block through
-// decoding and encoding fuzzing stages (using HpackFuzzUtil).
-int main(int argc, char** argv) {
-  base::AtExitManager exit_manager;
-
-  base::CommandLine::Init(argc, argv);
-  const base::CommandLine& command_line =
-      *base::CommandLine::ForCurrentProcess();
-
-  if (!command_line.HasSwitch(kFileToParse)) {
-    LOG(ERROR) << "Usage: " << argv[0]
-               << " --" << kFileToParse << "=/path/to/file.in";
-    return -1;
-  }
-  string file_to_parse = command_line.GetSwitchValueASCII(kFileToParse);
-
-  // ClusterFuzz may invoke as --file-to-parse="". Don't crash in this case.
-  if (file_to_parse.empty()) {
-    LOG(WARNING) << "Empty file to parse given. Doing nothing.";
-    return 0;
-  }
-
-  DVLOG(1) << "Reading input from " << file_to_parse;
-  HpackFuzzUtil::Input input;
-  CHECK(base::ReadFileToString(base::FilePath::FromUTF8Unsafe(file_to_parse),
-                               &input.input));
-
-  HpackFuzzUtil::FuzzerContext context;
-  HpackFuzzUtil::InitializeFuzzerContext(&context);
-
-  size_t block_count = 0;
-  StringPiece block;
-  while (HpackFuzzUtil::NextHeaderBlock(&input, &block)) {
-    HpackFuzzUtil::RunHeaderBlockThroughFuzzerStages(&context, block);
-    ++block_count;
-  }
-  DVLOG(1) << "Fuzzed " << block_count << " blocks.";
-  return 0;
-}