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

chrome/service/service_ipc_server.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/service/service_ipc_server.h"
 
 #include "chrome/common/service_messages.h"
 #include "chrome/service/cloud_print/cloud_print_proxy.h"
 #include "chrome/service/service_process.h"
 #include "ipc/ipc_logging.h"
@@ skipping 59 matching lines @@
 
 bool ServiceIPCServer::Send(IPC::Message* msg) {
   if (!channel_.get()) {
     delete msg;
     return false;
   }
 
   return channel_->Send(msg);
 }
 
-void ServiceIPCServer::OnMessageReceived(const IPC::Message& msg) {
+bool ServiceIPCServer::OnMessageReceived(const IPC::Message& msg) {
+  bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ServiceIPCServer, msg)
     IPC_MESSAGE_HANDLER(ServiceMsg_EnableCloudPrintProxy,
                         OnEnableCloudPrintProxy)
     IPC_MESSAGE_HANDLER(ServiceMsg_EnableCloudPrintProxyWithTokens,
                         OnEnableCloudPrintProxyWithTokens)
     IPC_MESSAGE_HANDLER(ServiceMsg_DisableCloudPrintProxy,
                         OnDisableCloudPrintProxy)
     IPC_MESSAGE_HANDLER(ServiceMsg_IsCloudPrintProxyEnabled,
                         OnIsCloudPrintProxyEnabled)
 #if defined(ENABLE_REMOTING)
     IPC_MESSAGE_HANDLER(ServiceMsg_SetRemotingHostCredentials,
                         OnSetRemotingHostCredentials)
     IPC_MESSAGE_HANDLER(ServiceMsg_EnableRemotingHost,
                         OnEnableRemotingHost)
     IPC_MESSAGE_HANDLER(ServiceMsg_DisableRemotingHost,
                         OnDisableRemotingHost)
     IPC_MESSAGE_HANDLER(ServiceMsg_GetRemotingHostInfo,
                         OnGetRemotingHostInfo)
 #endif  // defined(ENABLE_REMOTING)
     IPC_MESSAGE_HANDLER(ServiceMsg_Hello, OnHello);
     IPC_MESSAGE_HANDLER(ServiceMsg_Shutdown, OnShutdown);
     IPC_MESSAGE_HANDLER(ServiceMsg_UpdateAvailable, OnUpdateAvailable);
+    IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
+  return handled;
 }
 
 void ServiceIPCServer::OnEnableCloudPrintProxy(const std::string& lsid) {
   g_service_process->GetCloudPrintProxy()->EnableForUser(lsid);
 }
 
 void ServiceIPCServer::OnEnableCloudPrintProxyWithTokens(
     const std::string& cloud_print_token, const std::string& talk_token) {
   // TODO(sanjeevr): Implement this.
   NOTIMPLEMENTED();
@@ skipping 37 matching lines @@
   channel_->Send(new ServiceHostMsg_GoodDay());
 }
 
 void ServiceIPCServer::OnShutdown() {
   g_service_process->Shutdown();
 }
 
 void ServiceIPCServer::OnUpdateAvailable() {
   g_service_process->SetUpdateAvailable();
 }