convert //gpu to std::unique_ptr

gpu/ipc/client/command_buffer_proxy_impl.cc

 // Copyright (c) 2012 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/command_buffer_proxy_impl.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/callback.h"
@@ skipping 51 matching lines @@
 
 CommandBufferProxyImpl::~CommandBufferProxyImpl() {
   FOR_EACH_OBSERVER(DeletionObserver, deletion_observers_, OnWillDeleteImpl());
   if (channel_) {
     channel_->DestroyCommandBuffer(this);
     channel_ = nullptr;
   }
 }
 
 bool CommandBufferProxyImpl::OnMessageReceived(const IPC::Message& message) {
-  scoped_ptr<base::AutoLock> lock;
+  std::unique_ptr<base::AutoLock> lock;
   if (lock_)
     lock.reset(new base::AutoLock(*lock_));
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(CommandBufferProxyImpl, message)
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_Destroyed, OnDestroyed);
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_ConsoleMsg, OnConsoleMessage);
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_SignalAck, OnSignalAck);
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_SwapBuffersCompleted,
                         OnSwapBuffersCompleted);
     IPC_MESSAGE_HANDLER(GpuCommandBufferMsg_UpdateVSyncParameters,
                         OnUpdateVSyncParameters);
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
   if (!handled) {
     DLOG(ERROR) << "Gpu process sent invalid message.";
     InvalidGpuMessage();
   }
   return handled;
 }
 
 void CommandBufferProxyImpl::OnChannelError() {
-  scoped_ptr<base::AutoLock> lock;
+  std::unique_ptr<base::AutoLock> lock;
   if (lock_)
     lock.reset(new base::AutoLock(*lock_));
 
   gpu::error::ContextLostReason context_lost_reason =
       gpu::error::kGpuChannelLost;
   if (shared_state_shm_ && shared_state_shm_->memory()) {
     TryUpdateState();
     // The GPU process might have intentionally been crashed
     // (exit_on_context_lost), so try to find out the original reason.
     if (last_state_.error == gpu::error::kLostContext)
@@ skipping 22 matching lines @@
 }
 
 void CommandBufferProxyImpl::OnConsoleMessage(
     const GPUCommandBufferConsoleMessage& message) {
   if (gpu_control_client_)
     gpu_control_client_->OnGpuControlErrorMessage(message.message.c_str(),
                                                   message.id);
 }
 
 void CommandBufferProxyImpl::AddDeletionObserver(DeletionObserver* observer) {
-  scoped_ptr<base::AutoLock> lock;
+  std::unique_ptr<base::AutoLock> lock;
   if (lock_)
     lock.reset(new base::AutoLock(*lock_));
   deletion_observers_.AddObserver(observer);
 }
 
 void CommandBufferProxyImpl::RemoveDeletionObserver(
     DeletionObserver* observer) {
-  scoped_ptr<base::AutoLock> lock;
+  std::unique_ptr<base::AutoLock> lock;
   if (lock_)
     lock.reset(new base::AutoLock(*lock_));
   deletion_observers_.RemoveObserver(observer);
 }
 
 void CommandBufferProxyImpl::OnSignalAck(uint32_t id) {
   SignalTaskMap::iterator it = signal_tasks_.find(id);
   if (it == signal_tasks_.end()) {
     DLOG(ERROR) << "Gpu process sent invalid SignalAck.";
     InvalidGpuMessage();
@@ skipping 182 matching lines @@
     size_t size,
     int32_t* id) {
   CheckLock();
   *id = -1;
 
   if (last_state_.error != gpu::error::kNoError)
     return NULL;
 
   int32_t new_id = channel_->ReserveTransferBufferId();
 
-  scoped_ptr<base::SharedMemory> shared_memory(
+  std::unique_ptr<base::SharedMemory> shared_memory(
       channel_->factory()->AllocateSharedMemory(size));
   if (!shared_memory) {
     if (last_state_.error == gpu::error::kNoError)
       last_state_.error = gpu::error::kOutOfBounds;
     return NULL;
   }
 
   DCHECK(!shared_memory->memory());
   if (!shared_memory->Map(size)) {
     if (last_state_.error == gpu::error::kNoError)
@@ skipping 108 matching lines @@
 
   Send(new GpuCommandBufferMsg_DestroyImage(route_id_, id));
 }
 
 int32_t CommandBufferProxyImpl::CreateGpuMemoryBufferImage(
     size_t width,
     size_t height,
     unsigned internal_format,
     unsigned usage) {
   CheckLock();
-  scoped_ptr<gfx::GpuMemoryBuffer> buffer(
+  std::unique_ptr<gfx::GpuMemoryBuffer> buffer(
       channel_->gpu_memory_buffer_manager()->AllocateGpuMemoryBuffer(
           gfx::Size(width, height),
           gpu::DefaultBufferFormatForImageFormat(internal_format),
           gfx::BufferUsage::SCANOUT, 0 /* surface_id */));
   if (!buffer)
     return -1;
 
   return CreateImage(buffer->AsClientBuffer(), width, height, internal_format);
 }
 
@@ skipping 223 matching lines @@
   LOG(ERROR) << "Received invalid reply from the GPU process.";
   last_state_.error = gpu::error::kLostContext;
   last_state_.context_lost_reason = gpu::error::kInvalidGpuMessage;
   callback_thread_->PostTask(
       FROM_HERE,
       base::Bind(&CommandBufferProxyImpl::InvalidGpuReplyOnClientThread,
                  weak_this_));
 }
 
 void CommandBufferProxyImpl::InvalidGpuReplyOnClientThread() {
-  scoped_ptr<base::AutoLock> lock;
+  std::unique_ptr<base::AutoLock> lock;
   if (lock_)
     lock.reset(new base::AutoLock(*lock_));
   OnDestroyed(gpu::error::kInvalidGpuMessage, gpu::error::kLostContext);
 }
 
 }  // namespace gpu