Move Mutex and Monitor from vm/ to platform/

runtime/vm/thread_linux.h

Index: runtime/vm/thread_linux.h
diff --git a/runtime/vm/thread_linux.h b/runtime/vm/thread_linux.h
index 1b6767e4d8c83244210fbdbd63ff1f2ea4a200fd..5a9d372b0c87ddd105c9dfd28cdd1d45b4126a2d 100644
--- a/runtime/vm/thread_linux.h
+++ b/runtime/vm/thread_linux.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// 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.
 
@@ -26,40 +26,6 @@ class ThreadData {
   DISALLOW_COPY_AND_ASSIGN(ThreadData);
 };
 
-
-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_LINUX_H_