Remove IPC::Endpoint.

ui/ozone/public/ozone_gpu_test_helper.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 "ui/ozone/public/ozone_gpu_test_helper.h"
 
 #include "base/threading/thread.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_message.h"
@@ skipping 47 matching lines @@
     return true;
   }
 
   bool Connect() override {
     NOTREACHED();
     return false;
   }
 
   void Close() override { NOTREACHED(); }
 
-  base::ProcessId GetPeerPID() const override {
-    NOTREACHED();
-    return base::kNullProcessId;
-  }
-
  private:
   scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_;
 };
 
 class FakeGpuProcessHost {
  public:
   FakeGpuProcessHost(
       const scoped_refptr<base::SingleThreadTaskRunner>& gpu_task_runner,
       const scoped_refptr<base::SingleThreadTaskRunner>& gpu_io_task_runner)
       : gpu_task_runner_(gpu_task_runner),
@@ skipping 40 matching lines @@
   fake_gpu_process_host_.reset(new FakeGpuProcessHost(
       gpu_task_runner, io_helper_thread_->task_runner()));
   io_helper_thread_->task_runner()->PostTask(
       FROM_HERE, base::Bind(&FakeGpuProcessHost::Init,
                             base::Unretained(fake_gpu_process_host_.get())));
 
   return true;
 }
 
 }  // namespace ui