Mojo: Fix Router::HandleIncomingMessage().

mojo/public/cpp/bindings/lib/router.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 "mojo/public/cpp/bindings/lib/router.h"
 
 namespace mojo {
 namespace internal {
 
 // ----------------------------------------------------------------------------
@@ skipping 107 matching lines @@
     connector_.CloseMessagePipe();
   } else if (message->has_flag(kMessageIsResponse)) {
     uint64_t request_id = message->request_id();
     ResponderMap::iterator it = responders_.find(request_id);
     if (it == responders_.end()) {
       assert(false);
       return false;
     }
     MessageReceiver* responder = it->second;
     responders_.erase(it);
-    responder->Accept(message);
+    bool ok = responder->Accept(message);
     delete responder;
+    return ok;
   } else {
     if (incoming_receiver_)
       return incoming_receiver_->Accept(message);
     // OK to drop message on the floor.
   }
 
   return false;
 }
 
 // ----------------------------------------------------------------------------
 
 }  // namespace internal
 }  // namespace mojo