Separates ipc code from common (http://crbug.com/16829)

chrome/common/plugin_messages.h

 // Copyright (c) 2006-2008 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.
 
 // Defines messages between the browser and plugin process, as well as between
 // the renderer and plugin process.
 //
 // See render_message* for information about the multi-pass include of headers.
 
 #ifndef CHROME_COMMON_PLUGIN_MESSAGES_H__
 #define CHROME_COMMON_PLUGIN_MESSAGES_H__
 
 #include <string>
 #include <vector>
 
 #include "base/gfx/native_widget_types.h"
 #include "base/gfx/rect.h"
 #include "base/basictypes.h"
-#include "chrome/common/ipc_message_utils.h"
+#include "chrome/common/common_param_traits.h"
 #include "chrome/common/webkit_param_traits.h"
 #include "googleurl/src/gurl.h"
+#include "ipc/ipc_message_utils.h"
 #include "third_party/npapi/bindings/npapi.h"
 #include "webkit/api/public/WebInputEvent.h"
 #include "webkit/glue/npruntime_util.h"
 
 // Name prefix of the event handle when a message box is displayed.
 #define kMessageBoxEventPrefix L"message_box_active"
 
 // Structures for messages that have too many parameters to be put in a
 // predefined IPC message.
 
@@ skipping 369 matching lines @@
     } else if (p.type == NPVARIANT_PARAM_OBJECT_POINTER) {
       LogParam(p.npobject_pointer, l);
     }
   }
 };
 
 }  // namespace IPC
 
 
 #define MESSAGES_INTERNAL_FILE "chrome/common/plugin_messages_internal.h"
-#include "chrome/common/ipc_message_macros.h"
+#include "ipc/ipc_message_macros.h"
 
 #endif  // CHROME_COMMON_PLUGIN_MESSAGES_H__