Revert of Add new HTTP/2 and HPACK decoder in net/http2/.

net/http2/tools/http2_random.cc

-// Copyright 2016 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/http2/tools/http2_random.h"
-
-#include <limits>
-#include <memory>
-
-#include "base/rand_util.h"
-
-namespace net {
-namespace test {
-
-bool Http2Random::OneIn(int n) {
-  return base::RandGenerator(n) == 0;
-}
-
-int32_t Http2Random::Uniform(int32_t n) {
-  return base::RandGenerator(n);
-}
-
-uint8_t Http2Random::Rand8() {
-  return base::RandGenerator(
-      static_cast<uint64_t>(std::numeric_limits<uint8_t>::max()) + 1);
-}
-
-uint16_t Http2Random::Rand16() {
-  return base::RandGenerator(
-      static_cast<uint64_t>(std::numeric_limits<uint16_t>::max()) + 1);
-}
-
-uint32_t Http2Random::Rand32() {
-  return base::RandGenerator(
-      static_cast<uint64_t>(std::numeric_limits<uint32_t>::max()) + 1);
-}
-
-uint64_t Http2Random::Rand64() {
-  return base::RandUint64();
-}
-
-int32_t Http2Random::Next() {
-  return Rand32();
-}
-
-int32_t Http2Random::Skewed(int max_log) {
-  const uint32_t base = Rand32() % (max_log + 1);
-  const uint32_t mask = ((base < 32) ? (1u << base) : 0u) - 1u;
-  return Rand32() & mask;
-}
-
-std::string Http2Random::RandString(int length) {
-  std::unique_ptr<char[]> buffer(new char[length]);
-  base::RandBytes(buffer.get(), length);
-  return std::string(buffer.get(), length);
-}
-
-}  // namespace test
-}  // namespace net