ipc: Use a global for the process's attachment broker.

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 2012 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 708 matching lines @@
   scoped_refptr<base::SingleThreadTaskRunner> runner =
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO);
   scoped_refptr<base::SequencedTaskRunner> mojo_task_runner =
       BrowserThread::UnsafeGetMessageLoopForThread(BrowserThread::IO)
             ->task_runner();
   if (ShouldUseMojoChannel()) {
     VLOG(1) << "Mojo Channel is enabled on host";
 
     return IPC::ChannelProxy::Create(
         IPC::ChannelMojo::CreateServerFactory(
-            mojo_task_runner, channel_id,
-            content::ChildProcessHost::GetAttachmentBroker()),
+            mojo_task_runner, channel_id),
         this, runner.get());
   }
 
   return IPC::ChannelProxy::Create(
-      channel_id, IPC::Channel::MODE_SERVER, this, runner.get(),
-      content::ChildProcessHost::GetAttachmentBroker());
+      channel_id, IPC::Channel::MODE_SERVER, this, runner.get());
 }
 
 void RenderProcessHostImpl::CreateMessageFilters() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   const base::CommandLine& browser_command_line =
       *base::CommandLine::ForCurrentProcess();
   AddFilter(new ResourceSchedulerFilter(GetID()));
   MediaInternals* media_internals = MediaInternals::GetInstance();
   media::AudioManager* audio_manager =
       BrowserMainLoop::GetInstance()->audio_manager();
@@ skipping 1786 matching lines @@
 void RenderProcessHostImpl::GetAudioOutputControllers(
     const GetAudioOutputControllersCallback& callback) const {
   audio_renderer_host()->GetOutputControllers(callback);
 }
 
 BluetoothDispatcherHost* RenderProcessHostImpl::GetBluetoothDispatcherHost() {
   return bluetooth_dispatcher_host_.get();
 }
 
 }  // namespace content