Mojo: Remove the STATE_WAIT_LOCAL_DETACH_AND_REMOTE_REMOVE_ACK endpoint state.

mojo/system/channel.cc

 // Copyright 2013 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 "mojo/system/channel.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 240 matching lines @@
         it->second.message_pipe = NULL;
         should_send_remove_message =
             (remote_id != MessageInTransit::kInvalidEndpointId);
         break;
       case EndpointInfo::STATE_WAIT_LOCAL_DETACH:
         local_id_to_endpoint_info_map_.erase(it);
         break;
       case EndpointInfo::STATE_WAIT_REMOTE_REMOVE_ACK:
         NOTREACHED();
         break;
-      case EndpointInfo::STATE_WAIT_LOCAL_DETACH_AND_REMOTE_REMOVE_ACK:
-        it->second.state = EndpointInfo::STATE_WAIT_REMOTE_REMOVE_ACK;
-        break;
     }
   }
   if (!should_send_remove_message)
     return;
 
   if (!SendControlMessage(
           MessageInTransit::kSubtypeChannelRemoveMessagePipeEndpoint,
           local_id,
           remote_id)) {
     HandleLocalError(base::StringPrintf(
@@ skipping 254 matching lines @@
   // TODO(vtl): Is this how we really want to handle this?
   // Sometimes we'll want to propagate the error back to the message pipe
   // (endpoint), and notify it that the remote is (effectively) closed.
   // Sometimes we'll want to kill the channel (and notify all the endpoints that
   // their remotes are dead.
   LOG(WARNING) << error_message;
 }
 
 }  // namespace system
 }  // namespace mojo