convert //gpu to std::unique_ptr

gpu/ipc/service/pass_through_image_transport_surface.h

 // Copyright 2016 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.
 
 #ifndef GPU_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_
 #define GPU_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_
 
 #include <stdint.h>
 
+#include <memory>
 #include <vector>
 
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "gpu/ipc/service/image_transport_surface.h"
 #include "ui/gl/gl_surface.h"
 #include "ui/latency_info/latency_info.h"
 
 namespace gpu {
 class GpuChannelManager;
 class GpuCommandBufferStub;
 
 // An implementation of ImageTransportSurface that implements GLSurface through
@@ skipping 21 matching lines @@
   bool OnMakeCurrent(gfx::GLContext* context) override;
 
  private:
   ~PassThroughImageTransportSurface() override;
 
   // If updated vsync parameters can be determined, send this information to
   // the browser.
   void SendVSyncUpdateIfAvailable();
 
   void SetLatencyInfo(const std::vector<ui::LatencyInfo>& latency_info);
-  scoped_ptr<std::vector<ui::LatencyInfo>> StartSwapBuffers();
-  void FinishSwapBuffers(scoped_ptr<std::vector<ui::LatencyInfo>> latency_info,
-                         gfx::SwapResult result);
+  std::unique_ptr<std::vector<ui::LatencyInfo>> StartSwapBuffers();
+  void FinishSwapBuffers(
+      std::unique_ptr<std::vector<ui::LatencyInfo>> latency_info,
+      gfx::SwapResult result);
   void FinishSwapBuffersAsync(
-      scoped_ptr<std::vector<ui::LatencyInfo>> latency_info,
+      std::unique_ptr<std::vector<ui::LatencyInfo>> latency_info,
       GLSurface::SwapCompletionCallback callback,
       gfx::SwapResult result);
 
   base::WeakPtr<GpuCommandBufferStub> stub_;
   bool did_set_swap_interval_;
   std::vector<ui::LatencyInfo> latency_info_;
   base::WeakPtrFactory<PassThroughImageTransportSurface> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PassThroughImageTransportSurface);
 };
 
 }  // namespace gpu
 
 #endif  // GPU_IPC_SERVICE_PASS_THROUGH_IMAGE_TRANSPORT_SURFACE_H_