convert //gpu to std::unique_ptr

content/common/gpu/media/gpu_video_encode_accelerator.cc

 // Copyright 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 "content/common/gpu/media/gpu_video_encode_accelerator.h"
 
+#include <memory>
+
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/shared_memory.h"
 #include "base/numerics/safe_math.h"
 #include "base/sys_info.h"
 #include "build/build_config.h"
 #include "gpu/ipc/client/gpu_memory_buffer_impl.h"
 #include "gpu/ipc/service/gpu_channel.h"
@@ skipping 363 matching lines @@
   Send(new AcceleratedVideoEncoderHostMsg_NotifyInputDone(host_route_id_,
                                                           frame_id));
   // Just let |shm| fall out of scope.
 }
 
 void GpuVideoEncodeAccelerator::Send(IPC::Message* message) {
   stub_->channel()->Send(message);
 }
 
 }  // namespace content