Remove IPC_BEGIN_MESSAGE_MAP_EX macro since r270839 made all bad IPCs kill their child processes.

content/browser/shared_worker/shared_worker_service_impl_unittest.cc

 // Copyright 2014 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 <set>
 #include <vector>
 
 #include "base/atomic_sequence_num.h"
 #include "base/basictypes.h"
@@ skipping 169 matching lines @@
   }
 
   ~MockRendererProcessHost() {
     SharedWorkerServiceImplTest::UnregisterRunningProcessID(process_id_);
     message_filter_->Close();
     worker_filter_->Close();
   }
 
   bool OnMessageReceived(IPC::Message* message) {
     scoped_ptr<IPC::Message> msg(message);
-    bool message_was_ok = false;
-    const bool ret =
-        message_filter_->OnMessageReceived(*message, &message_was_ok) ||
-        worker_filter_->OnMessageReceived(*message, &message_was_ok);
+    const bool ret = message_filter_->OnMessageReceived(*message) ||
+                     worker_filter_->OnMessageReceived(*message);
     if (message->is_sync()) {
       CHECK(!queued_messages_.empty());
       const IPC::Message* response_msg = queued_messages_.back();
       IPC::SyncMessage* sync_msg = static_cast<IPC::SyncMessage*>(message);
       scoped_ptr<IPC::MessageReplyDeserializer> reply_serializer(
           sync_msg->GetReplyDeserializer());
       bool result = reply_serializer->SerializeOutputParameters(*response_msg);
       CHECK(result);
       queued_messages_.pop_back();
     }
@@ skipping 694 matching lines @@
                      kDocumentIDs[2],
                      kRenderFrameRouteIDs[2]);
   EXPECT_NE(MSG_ROUTING_NONE, connector2->route_id());
   EXPECT_EQ(0U, renderer_host2->QueuedMessageCount());
   RunAllPendingInMessageLoop();
   EXPECT_EQ(1U, renderer_host2->QueuedMessageCount());
   CheckViewMsgWorkerCreated(renderer_host2.get(), connector2.get());
 }
 
 }  // namespace content