Rename fletch -> dartino

src/vm/message_mailbox.h

 // Copyright (c) 2015, the Dartino 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.md file.
 
 #ifndef SRC_VM_MESSAGE_MAILBOX_H_
 #define SRC_VM_MESSAGE_MAILBOX_H_
 
 #include "src/shared/globals.h"
 #include "src/shared/atomic.h"
 
 #include "src/vm/heap.h"
 #include "src/vm/mailbox.h"
 #include "src/vm/port.h"
 
-namespace fletch {
+namespace dartino {
 
 class Process;
 class Signal;
 
 class ExitReference {
  public:
   explicit ExitReference(Object* message);
 
   Object* message() const { return message_; }
 
@@ skipping 73 matching lines @@
   void EnqueueForeign(Port* port, void* foreign, int size, bool finalized);
   void EnqueueExit(Process* sender, Port* port, Object* message);
 
   void MergeAllChildHeaps(Process* destination_process);
 
  private:
   void MergeAllChildHeapsFromQueue(Message* queue,
                                    Process* destination_process);
 };
 
-}  // namespace fletch
+}  // namespace dartino
 
 #endif  // SRC_VM_MESSAGE_MAILBOX_H_