ipc: Remove unnecessary attachment broker plumbing.

ipc/ipc_channel_common.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 "ipc/ipc_channel.h"
 
 namespace IPC {
 
 static Channel::MessageVerifier g_message_verifier = nullptr;
 
 // static
 scoped_ptr<Channel> Channel::CreateClient(
     const IPC::ChannelHandle& channel_handle,
-    Listener* listener,
-    AttachmentBroker* broker) {
-  return Channel::Create(channel_handle, Channel::MODE_CLIENT, listener,
-                         broker);
+    Listener* listener) {
+  return Channel::Create(channel_handle, Channel::MODE_CLIENT, listener);
 }
 
 // static
 scoped_ptr<Channel> Channel::CreateNamedServer(
     const IPC::ChannelHandle& channel_handle,
-    Listener* listener,
-    AttachmentBroker* broker) {
-  return Channel::Create(channel_handle, Channel::MODE_NAMED_SERVER, listener,
-                         broker);
+    Listener* listener) {
+  return Channel::Create(channel_handle, Channel::MODE_NAMED_SERVER, listener);
 }
 
 // static
 scoped_ptr<Channel> Channel::CreateNamedClient(
     const IPC::ChannelHandle& channel_handle,
-    Listener* listener,
-    AttachmentBroker* broker) {
-  return Channel::Create(channel_handle, Channel::MODE_NAMED_CLIENT, listener,
-                         broker);
+    Listener* listener) {
+  return Channel::Create(channel_handle, Channel::MODE_NAMED_CLIENT, listener);
 }
 
 #if defined(OS_POSIX)
 // static
 scoped_ptr<Channel> Channel::CreateOpenNamedServer(
     const IPC::ChannelHandle& channel_handle,
-    Listener* listener,
-    AttachmentBroker* broker) {
+    Listener* listener) {
   return Channel::Create(channel_handle, Channel::MODE_OPEN_NAMED_SERVER,
-                         listener, broker);
+                         listener);
 }
 #endif
 
 // static
 scoped_ptr<Channel> Channel::CreateServer(
     const IPC::ChannelHandle& channel_handle,
-    Listener* listener,
-    AttachmentBroker* broker) {
-  return Channel::Create(channel_handle, Channel::MODE_SERVER, listener,
-                         broker);
+    Listener* listener) {
+  return Channel::Create(channel_handle, Channel::MODE_SERVER, listener);
 }
 
 Channel::~Channel() {
 }
 
 // static
 void Channel::SetMessageVerifier(MessageVerifier verifier) {
   g_message_verifier = verifier;
 }
 
 // static
 Channel::MessageVerifier Channel::GetMessageVerifier() {
   return g_message_verifier;
 }
 
 bool Channel::IsSendThreadSafe() const {
   return false;
 }
 
 }  // namespace IPC