convert //gpu to std::unique_ptr

gpu/ipc/client/gpu_memory_buffer_impl_shared_memory.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 "gpu/ipc/client/gpu_memory_buffer_impl_shared_memory.h"
 
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
+#include "base/memory/ptr_util.h"
 #include "base/numerics/safe_math.h"
 #include "base/process/memory.h"
 #include "ui/gfx/buffer_format_util.h"
 #include "ui/gl/gl_bindings.h"
 
 namespace gpu {
 namespace {
 
 void Noop() {}
 
 }  // namespace
 
 GpuMemoryBufferImplSharedMemory::GpuMemoryBufferImplSharedMemory(
     gfx::GpuMemoryBufferId id,
     const gfx::Size& size,
     gfx::BufferFormat format,
     const DestructionCallback& callback,
-    scoped_ptr<base::SharedMemory> shared_memory,
+    std::unique_ptr<base::SharedMemory> shared_memory,
     size_t offset,
     int stride)
     : GpuMemoryBufferImpl(id, size, format, callback),
       shared_memory_(std::move(shared_memory)),
       offset_(offset),
       stride_(stride) {
   DCHECK(IsSizeValidForFormat(size, format));
 }
 
 GpuMemoryBufferImplSharedMemory::~GpuMemoryBufferImplSharedMemory() {}
 
 // static
-scoped_ptr<GpuMemoryBufferImplSharedMemory>
+std::unique_ptr<GpuMemoryBufferImplSharedMemory>
 GpuMemoryBufferImplSharedMemory::Create(gfx::GpuMemoryBufferId id,
                                         const gfx::Size& size,
                                         gfx::BufferFormat format,
                                         const DestructionCallback& callback) {
   size_t buffer_size = 0u;
   if (!gfx::BufferSizeForBufferFormatChecked(size, format, &buffer_size))
     return nullptr;
 
-  scoped_ptr<base::SharedMemory> shared_memory(new base::SharedMemory());
+  std::unique_ptr<base::SharedMemory> shared_memory(new base::SharedMemory());
   if (!shared_memory->CreateAndMapAnonymous(buffer_size))
     return nullptr;
 
-  return make_scoped_ptr(new GpuMemoryBufferImplSharedMemory(
+  return base::WrapUnique(new GpuMemoryBufferImplSharedMemory(
       id, size, format, callback, std::move(shared_memory), 0,
       gfx::RowSizeForBufferFormat(size.width(), format, 0)));
 }
 
 // static
 gfx::GpuMemoryBufferHandle
 GpuMemoryBufferImplSharedMemory::AllocateForChildProcess(
     gfx::GpuMemoryBufferId id,
     const gfx::Size& size,
     gfx::BufferFormat format,
@@ skipping 10 matching lines @@
   handle.type = gfx::SHARED_MEMORY_BUFFER;
   handle.id = id;
   handle.offset = 0;
   handle.stride = static_cast<int32_t>(
       gfx::RowSizeForBufferFormat(size.width(), format, 0));
   shared_memory.GiveToProcess(child_process, &handle.handle);
   return handle;
 }
 
 // static
-scoped_ptr<GpuMemoryBufferImplSharedMemory>
+std::unique_ptr<GpuMemoryBufferImplSharedMemory>
 GpuMemoryBufferImplSharedMemory::CreateFromHandle(
     const gfx::GpuMemoryBufferHandle& handle,
     const gfx::Size& size,
     gfx::BufferFormat format,
     gfx::BufferUsage usage,
     const DestructionCallback& callback) {
   DCHECK(base::SharedMemory::IsHandleValid(handle.handle));
 
-  return make_scoped_ptr(new GpuMemoryBufferImplSharedMemory(
+  return base::WrapUnique(new GpuMemoryBufferImplSharedMemory(
       handle.id, size, format, callback,
-      make_scoped_ptr(new base::SharedMemory(handle.handle, false)),
+      base::WrapUnique(new base::SharedMemory(handle.handle, false)),
       handle.offset, handle.stride));
 }
 
 // static
 bool GpuMemoryBufferImplSharedMemory::IsUsageSupported(gfx::BufferUsage usage) {
   switch (usage) {
     case gfx::BufferUsage::GPU_READ:
     case gfx::BufferUsage::GPU_READ_CPU_READ_WRITE:
     case gfx::BufferUsage::GPU_READ_CPU_READ_WRITE_PERSISTENT:
       return true;
@@ skipping 107 matching lines @@
   gfx::GpuMemoryBufferHandle handle;
   handle.type = gfx::SHARED_MEMORY_BUFFER;
   handle.id = id_;
   handle.offset = offset_;
   handle.stride = stride_;
   handle.handle = shared_memory_->handle();
   return handle;
 }
 
 }  // namespace gpu