Remove IPC::MessageIterator.

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 <algorithm>
 #include <map>
 #include <set>
@@ skipping 43 matching lines @@
 class Time;
 class TimeDelta;
 class TimeTicks;
 struct FileDescriptor;
 }
 
 namespace IPC {
 
 struct ChannelHandle;
 
-//-----------------------------------------------------------------------------
-// An iterator class for reading the fields contained within a Message.
-class IPC_EXPORT MessageIterator {
- public:
-  explicit MessageIterator(const Message& m);
-
-  int NextInt() const;
-  const std::string NextString() const;
-
- private:
-  mutable PickleIterator iter_;
-};
-
 // -----------------------------------------------------------------------------
 // How we send IPC message logs across channels.
 struct IPC_EXPORT LogData {
   LogData();
   ~LogData();
 
   std::string channel;
   int32 routing_id;
   uint32 type;  // "User-defined" message type, from ipc_message.h.
   std::string flags;
   int64 sent;  // Time that the message was sent (i.e. at Send()).
   int64 receive;  // Time before it was dispatched (i.e. before calling
                   // OnMessageReceived).
   int64 dispatch;  // Time after it was dispatched (i.e. after calling
                    // OnMessageReceived).
   std::string message_name;
   std::string params;
 };
 
+//-----------------------------------------------------------------------------
 
-//-----------------------------------------------------------------------------
 // A dummy struct to place first just to allow leading commas for all
 // members in the macro-generated constructor initializer lists.
 struct NoParams {
 };
 
 template <class P>
 static inline void WriteParam(Message* m, const P& p) {
   typedef typename SimilarTypeTraits<P>::Type Type;
   ParamTraits<Type>::Write(m, static_cast<const Type& >(p));
 }
@@ skipping 765 matching lines @@
   template<typename TA, typename TB, typename TC, typename TD, typename TE>
   static void WriteReplyParams(Message* reply, TA a, TB b, TC c, TD d, TE e) {
     ReplyParam p(a, b, c, d, e);
     WriteParam(reply, p);
   }
 };
 
 }  // namespace IPC
 
 #endif  // IPC_IPC_MESSAGE_UTILS_H_