Decouple IPC::MessageFilter from IPC::Channel

win8/viewer/metro_viewer_process_host.cc

 // Copyright (c) 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 "win8/viewer/metro_viewer_process_host.h"
 
 #include <shlobj.h>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
@@ skipping 24 matching lines @@
 
 // static
 MetroViewerProcessHost* MetroViewerProcessHost::instance_ = NULL;
 
 MetroViewerProcessHost::InternalMessageFilter::InternalMessageFilter(
     MetroViewerProcessHost* owner)
     : owner_(owner) {
 }
 
 void MetroViewerProcessHost::InternalMessageFilter::OnChannelConnected(
-    int32 /* peer_pid */) {
+    int32 peer_pid) {
   owner_->NotifyChannelConnected();
 }
 
 MetroViewerProcessHost::MetroViewerProcessHost(
     base::SingleThreadTaskRunner* ipc_task_runner) {
   DCHECK(!instance_);
   instance_ = this;
 
   channel_ = IPC::ChannelProxy::Create(kMetroViewerIPCChannelName,
                                        IPC::Channel::MODE_NAMED_SERVER,
@@ skipping 279 matching lines @@
     const base::FilePath& folder) {
   if (success)
     select_folder_completion_callback_.Run(base::FilePath(folder), 0, NULL);
   else
     failure_callback_.Run(NULL);
   select_folder_completion_callback_.Reset();
   failure_callback_.Reset();
 }
 
 }  // namespace win8