Remove a mysterious manual deletion of the (sync message) reply deserializer.

chrome/common/extensions/extension_localization_peer_unittest.cc

 // 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.
 
 #include <map>
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/common/extensions/extension_localization_peer.h"
 #include "chrome/common/extensions/message_bundle.h"
@@ skipping 14 matching lines @@
 static const char* const kExtensionUrl_1 =
     "chrome-extension://some_id/popup.css";
 
 static const char* const kExtensionUrl_2 =
     "chrome-extension://some_id2/popup.css";
 
 static const char* const kExtensionUrl_3 =
     "chrome-extension://some_id3/popup.css";
 
 void MessageDeleter(IPC::Message* message) {
-  delete static_cast<IPC::SyncMessage*>(message)->GetReplyDeserializer();
   delete message;
 }
 
 class MockIpcMessageSender : public IPC::Sender {
  public:
   MockIpcMessageSender() {
     ON_CALL(*this, Send(_))
         .WillByDefault(DoAll(Invoke(MessageDeleter), Return(true)));
   }
 
@@ skipping 191 matching lines @@
   // __MSG_missing_message__ is missing, so message stays the same.
   EXPECT_CALL(*original_peer_,
               OnReceivedData(StrEq(message.data()), message.length(), -1));
 
   EXPECT_CALL(*original_peer_, OnReceivedResponse(_));
   EXPECT_CALL(*original_peer_, OnCompletedRequest(
       net::OK, false, "", base::TimeTicks()));
 
   filter_peer->OnCompletedRequest(net::OK, false, "", base::TimeTicks());
 }