Make IPC::Channel::Listener:OnMessageReceived have a return value indicating ...

chrome/worker/websharedworker_stub.cc

 // Copyright (c) 2009 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 "chrome/worker/websharedworker_stub.h"
 
 #include "chrome/common/child_thread.h"
 #include "chrome/common/file_system/file_system_dispatcher.h"
 #include "chrome/common/webmessageportchannel_impl.h"
 #include "chrome/common/worker_messages.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSharedWorker.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebURL.h"
 
 WebSharedWorkerStub::WebSharedWorkerStub(
     const string16& name, int route_id,
     const WorkerAppCacheInitInfo& appcache_init_info)
     : WebWorkerStubBase(route_id, appcache_init_info),
       name_(name),
       started_(false) {
   // TODO(atwilson): Add support for NaCl when they support MessagePorts.
   impl_ = WebKit::WebSharedWorker::create(client());
 }
 
 WebSharedWorkerStub::~WebSharedWorkerStub() {
   impl_->clientDestroyed();
 }
 
-void WebSharedWorkerStub::OnMessageReceived(const IPC::Message& message) {
+bool WebSharedWorkerStub::OnMessageReceived(const IPC::Message& message) {
+  bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(WebSharedWorkerStub, message)
     IPC_MESSAGE_HANDLER(WorkerMsg_StartWorkerContext, OnStartWorkerContext)
     IPC_MESSAGE_HANDLER(WorkerMsg_TerminateWorkerContext,
                         OnTerminateWorkerContext)
     IPC_MESSAGE_HANDLER(WorkerMsg_Connect, OnConnect)
+    IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
+  return handled;
 }
 
 void WebSharedWorkerStub::OnChannelError() {
     OnTerminateWorkerContext();
 }
 
 const GURL& WebSharedWorkerStub::url() const {
   return url_;
 }
 
@@ skipping 32 matching lines @@
   }
 }
 
 void WebSharedWorkerStub::OnTerminateWorkerContext() {
   impl_->terminateWorkerContext();
 
   // Call the client to make sure context exits.
   EnsureWorkerContextTerminates();
   started_ = false;
 }