Refactor the render widget unittest so it can be reused to create a render vi...

chrome/common/ipc_message_utils.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.
 
 #ifndef CHROME_COMMON_IPC_MESSAGE_UTILS_H_
 #define CHROME_COMMON_IPC_MESSAGE_UTILS_H_
 
 #include <string>
 #include <vector>
 #include <map>
@@ skipping 978 matching lines @@
   static void Write(Message* m, const param_type& p);
   static bool Read(const Message* m, void** iter, param_type* r);
   static void Log(const param_type& p, std::wstring* l);
 };
 
 
 //-----------------------------------------------------------------------------
 // Generic message subclasses
 
 // Used for asynchronous messages.
-template <class Param>
+template <class ParamType>
 class MessageWithTuple : public Message {
  public:
+  typedef ParamType Param;
+
   MessageWithTuple(int32 routing_id, uint16 type, const Param& p)
       : Message(routing_id, type, PRIORITY_NORMAL) {
     WriteParam(this, p);
   }
 
   static bool Read(const Message* msg, Param* p) {
     void* iter = NULL;
     bool rv = ReadParam(msg, &iter, p);
     DCHECK(rv) << "Error deserializing message " << msg->type();
     return rv;
@@ skipping 242 matching lines @@
     l->append(L"<FindInPageRequest>");
   }
 };
 
 //-----------------------------------------------------------------------------
 
 }  // namespace IPC
 
 #endif  // CHROME_COMMON_IPC_MESSAGE_UTILS_H_