Rename Thread -> OSThread.

runtime/vm/thread_macos.h

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#ifndef VM_THREAD_MACOS_H_
-#define VM_THREAD_MACOS_H_
-
-#if !defined(VM_THREAD_H_)
-#error Do not include thread_macos.h directly; use thread.h instead.
-#endif
-
-#include <pthread.h>
-
-#include "platform/assert.h"
-#include "platform/globals.h"
-
-namespace dart {
-
-typedef pthread_key_t ThreadLocalKey;
-typedef pthread_t ThreadId;
-
-class ThreadInlineImpl {
- private:
-  ThreadInlineImpl() {}
-  ~ThreadInlineImpl() {}
-
-  static uword GetThreadLocal(ThreadLocalKey key) {
-    static ThreadLocalKey kUnsetThreadLocalKey = static_cast<pthread_key_t>(-1);
-    ASSERT(key != kUnsetThreadLocalKey);
-    return reinterpret_cast<uword>(pthread_getspecific(key));
-  }
-
-  friend class Thread;
-
-  DISALLOW_ALLOCATION();
-  DISALLOW_COPY_AND_ASSIGN(ThreadInlineImpl);
-};
-
-
-class MutexData {
- private:
-  MutexData() {}
-  ~MutexData() {}
-
-  pthread_mutex_t* mutex() { return &mutex_; }
-
-  pthread_mutex_t mutex_;
-
-  friend class Mutex;
-
-  DISALLOW_ALLOCATION();
-  DISALLOW_COPY_AND_ASSIGN(MutexData);
-};
-
-
-class MonitorData {
- private:
-  MonitorData() {}
-  ~MonitorData() {}
-
-  pthread_mutex_t* mutex() { return &mutex_; }
-  pthread_cond_t* cond() { return &cond_; }
-
-  pthread_mutex_t mutex_;
-  pthread_cond_t cond_;
-
-  friend class Monitor;
-
-  DISALLOW_ALLOCATION();
-  DISALLOW_COPY_AND_ASSIGN(MonitorData);
-};
-
-}  // namespace dart
-
-#endif  // VM_THREAD_MACOS_H_