Move Mutex and Monitor from vm/ to platform/

runtime/vm/thread_win.h

Index: runtime/vm/thread_win.h
diff --git a/runtime/vm/thread_win.h b/runtime/vm/thread_win.h
index 2cc8961688a97ae503ec1e59b24484d3bb03cd09..ab38f04d355515251e9438005d7cfa038366f43c 100644
--- a/runtime/vm/thread_win.h
+++ b/runtime/vm/thread_win.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.
 
@@ -23,39 +23,6 @@ class ThreadData {
   DISALLOW_COPY_AND_ASSIGN(ThreadData);
 };
 
-
-class MutexData {
- private:
-  MutexData() {}
-  ~MutexData() {}
-
-  HANDLE semaphore_;
-
-  friend class Mutex;
-
-  DISALLOW_ALLOCATION();
-  DISALLOW_COPY_AND_ASSIGN(MutexData);
-};
-
-
-class MonitorData {
- private:
-  MonitorData() {}
-  ~MonitorData() {}
-
-  CRITICAL_SECTION cs_;
-  // TODO(ager): Condition variables only available since Windows
-  // Vista. Therefore, this is only a temporary solution. We will have
-  // to implement simple condition variables for use in Windows XP and
-  // earlier.
-  CONDITION_VARIABLE cond_;
-
-  friend class Monitor;
-
-  DISALLOW_ALLOCATION();
-  DISALLOW_COPY_AND_ASSIGN(MonitorData);
-};
-
 }  // namespace dart
 
 #endif  // VM_THREAD_WIN_H_