Add more out of line copy ctors for complex classes.

ipc/ipc_message_utils.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 IPC_IPC_MESSAGE_UTILS_H_
 #define IPC_IPC_MESSAGE_UTILS_H_
 
 #include <limits.h>
 #include <stddef.h>
 #include <stdint.h>
@@ skipping 36 matching lines @@
 }
 
 namespace IPC {
 
 struct ChannelHandle;
 
 // -----------------------------------------------------------------------------
 // How we send IPC message logs across channels.
 struct IPC_EXPORT LogData {
   LogData();
+  LogData(const LogData& other);
   ~LogData();
 
   std::string channel;
   int32_t routing_id;
   uint32_t type;  // "User-defined" message type, from ipc_message.h.
   std::string flags;
   int64_t sent;  // Time that the message was sent (i.e. at Send()).
   int64_t receive;  // Time before it was dispatched (i.e. before calling
                     // OnMessageReceived).
   int64_t dispatch;  // Time after it was dispatched (i.e. after calling
@@ skipping 1017 matching lines @@
 template <class ReplyParamType>
 inline void LogReplyParamsToMessage(const ReplyParamType& reply_params,
                                     const Message* msg) {}
 
 inline void ConnectMessageAndReply(const Message* msg, Message* reply) {}
 #endif
 
 }  // namespace IPC
 
 #endif  // IPC_IPC_MESSAGE_UTILS_H_