Remove IPC_BEGIN_MESSAGE_MAP_EX macro since r270839 made all bad IPCs kill their child processes.

content/browser/renderer_host/clipboard_message_filter.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_RENDERER_HOST_CLIPBOARD_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_CLIPBOARD_MESSAGE_FILTER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "content/common/clipboard_format.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "ui/base/clipboard/clipboard.h"
 
 class GURL;
 
 namespace content {
 
 class ClipboardMessageFilter : public BrowserMessageFilter {
  public:
   ClipboardMessageFilter();
 
   virtual void OverrideThreadForMessage(
       const IPC::Message& message,
       BrowserThread::ID* thread) OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message,
-                                 bool* message_was_ok) OVERRIDE;
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  private:
   virtual ~ClipboardMessageFilter();
 
   void OnWriteObjectsAsync(const ui::Clipboard::ObjectMap& objects);
   void OnWriteObjectsSync(const ui::Clipboard::ObjectMap& objects,
                           base::SharedMemoryHandle bitmap_handle);
   static void WriteObjectsOnUIThread(const ui::Clipboard::ObjectMap* objects);
 
   void OnGetSequenceNumber(const ui::ClipboardType type,
                            uint64* sequence_number);
@@ skipping 28 matching lines @@
   // thread. This instance of the clipboard should be accessed only on the IO
   // thread.
   static ui::Clipboard* GetClipboard();
 
   DISALLOW_COPY_AND_ASSIGN(ClipboardMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_CLIPBOARD_MESSAGE_FILTER_H_