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

content/common/gpu/gpu_channel_test_common.cc

 // Copyright (c) 2015 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 "content/common/gpu/gpu_channel_test_common.h"
 
 #include "base/test/test_simple_task_runner.h"
 #include "base/thread_task_runner_handle.h"
 #include "gpu/command_buffer/service/sync_point_manager.h"
 #include "ipc/ipc_test_sink.h"
 
 namespace content {
 
 TestGpuChannelManager::TestGpuChannelManager(
     IPC::TestSink* sink,
     base::SingleThreadTaskRunner* task_runner,
     base::SingleThreadTaskRunner* io_task_runner,
     gpu::SyncPointManager* sync_point_manager,
     GpuMemoryBufferFactory* gpu_memory_buffer_factory)
     : GpuChannelManager(nullptr,
                         nullptr,
                         task_runner,
                         io_task_runner,
                         nullptr,
-                        nullptr,
                         sync_point_manager,
                         gpu_memory_buffer_factory),
       sink_(sink) {}
 
 TestGpuChannelManager::~TestGpuChannelManager() {
   // Clear gpu channels here so that any IPC messages sent are handled using the
   // overridden Send method.
   gpu_channels_.clear();
 }
 
@@ skipping 40 matching lines @@
 TestGpuChannel::~TestGpuChannel() {
   // Call stubs here so that any IPC messages sent are handled using the
   // overridden Send method.
   stubs_.clear();
 }
 
 base::ProcessId TestGpuChannel::GetClientPID() const {
   return base::kNullProcessId;
 }
 
-IPC::ChannelHandle TestGpuChannel::Init(
-    base::WaitableEvent* shutdown_event,
-    IPC::AttachmentBroker* attachment_broker) {
+IPC::ChannelHandle TestGpuChannel::Init(base::WaitableEvent* shutdown_event) {
   filter_->OnFilterAdded(sink_);
   return IPC::ChannelHandle(channel_id());
 }
 
 bool TestGpuChannel::Send(IPC::Message* msg) {
   DCHECK(!msg->is_sync());
   return sink_->Send(msg);
 }
 
 // TODO(sunnyps): Use a mock memory buffer factory when necessary.
 GpuChannelTestCommon::GpuChannelTestCommon()
     : sink_(new IPC::TestSink),
       task_runner_(new base::TestSimpleTaskRunner),
       io_task_runner_(new base::TestSimpleTaskRunner),
       sync_point_manager_(new gpu::SyncPointManager(false)),
       channel_manager_(new TestGpuChannelManager(sink_.get(),
                                                  task_runner_.get(),
                                                  io_task_runner_.get(),
                                                  sync_point_manager_.get(),
                                                  nullptr)) {}
 
 GpuChannelTestCommon::~GpuChannelTestCommon() {}
 
 }  // namespace content