Add thread checks to the IPC channel....

chrome/common/ipc_channel_win.h

 // Copyright (c) 2008 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.
 
 #ifndef CHROME_COMMON_IPC_CHANNEL_WIN_H_
 #define CHROME_COMMON_IPC_CHANNEL_WIN_H_
 
 #include "chrome/common/ipc_channel.h"
 
 #include <queue>
 #include <string>
 
 #include "base/message_loop.h"
 
+class NonThreadSafe;
+
 namespace IPC {
 
 class Channel::ChannelImpl : public MessageLoopForIO::IOHandler {
  public:
   // Mirror methods of Channel, see ipc_channel.h for description.
   ChannelImpl(const std::wstring& channel_id, Mode mode, Listener* listener);
   ~ChannelImpl() { Close(); }
   bool Connect();
   void Close();
   void set_listener(Listener* listener) { listener_ = listener; }
@@ skipping 41 matching lines @@
   // the connect operation in overlapped mode.
   bool waiting_connect_;
 
   // This flag is set when processing incoming messages.  It is used to
   // avoid recursing through ProcessIncomingMessages, which could cause
   // problems.  TODO(darin): make this unnecessary
   bool processing_incoming_;
 
   ScopedRunnableMethodFactory<ChannelImpl> factory_;
 
+  scoped_ptr<NonThreadSafe> thread_check_;

[jam, 2009/01/28 03:33:58]

surround by ifdef since only used in debug

+
   DISALLOW_COPY_AND_ASSIGN(ChannelImpl);
 };
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_IPC_CHANNEL_WIN_H_