Revert of Global Resource Coordinator: Basic service internals

services/resource_coordinator/public/cpp/coordination_unit_id.cc

-// Copyright 2017 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 "services/resource_coordinator/public/cpp/coordination_unit_id.h"
-
-#include "base/logging.h"
-#include "base/numerics/safe_conversions.h"
-#include "third_party/smhasher/src/MurmurHash2.h"
-
-namespace resource_coordinator {
-
-// The seed to use when taking the murmur2 hash of the id.
-const uint64_t kMurmur2HashSeed = 0;
-
-CoordinationUnitID::CoordinationUnitID()
-    : id(0), type(CoordinationUnitType::kInvalidType) {}
-
-CoordinationUnitID::CoordinationUnitID(const CoordinationUnitType& type,
-                                       const std::string& new_id)
-    : type(type) {
-  DCHECK(base::IsValueInRangeForNumericType<int>(new_id.size()));
-  if (!new_id.empty()) {
-    id = MurmurHash64A(&new_id.front(), static_cast<int>(new_id.size()),
-                       kMurmur2HashSeed);
-  } else {
-    id = 0;
-  }
-}
-
-}  // resource_coordinator