Convert //cc from scoped_ptr to std::unique_ptr.

cc/trees/layer_tree_host.cc

 // Copyright 2011 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 "cc/trees/layer_tree_host.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 63 matching lines @@
   }
 
   auto layer_it = layer_id_map.find(layer_id);
   DCHECK(layer_it != layer_id_map.end());
   if (current_layer && current_layer != layer_it->second)
     current_layer->SetLayerTreeHost(nullptr);
 
   return layer_it->second;
 }
 
-scoped_ptr<base::trace_event::TracedValue>
+std::unique_ptr<base::trace_event::TracedValue>
 ComputeLayerTreeHostProtoSizeSplitAsValue(proto::LayerTreeHost* proto) {
-  scoped_ptr<base::trace_event::TracedValue> value(
+  std::unique_ptr<base::trace_event::TracedValue> value(
       new base::trace_event::TracedValue());
   base::CheckedNumeric<int> base_layer_properties_size = 0;
   base::CheckedNumeric<int> picture_layer_properties_size = 0;
   base::CheckedNumeric<int> display_item_list_size = 0;
   base::CheckedNumeric<int> drawing_display_items_size = 0;
 
   const proto::LayerUpdate& layer_update_proto = proto->layer_updates();
   for (int i = 0; i < layer_update_proto.layers_size(); ++i) {
     const proto::LayerProperties layer_properties_proto =
         layer_update_proto.layers(i);
@@ skipping 36 matching lines @@
 }
 
 }  // namespace
 
 LayerTreeHost::InitParams::InitParams() {
 }
 
 LayerTreeHost::InitParams::~InitParams() {
 }
 
-scoped_ptr<LayerTreeHost> LayerTreeHost::CreateThreaded(
+std::unique_ptr<LayerTreeHost> LayerTreeHost::CreateThreaded(
     scoped_refptr<base::SingleThreadTaskRunner> impl_task_runner,
     InitParams* params) {
   DCHECK(params->main_task_runner.get());
   DCHECK(impl_task_runner.get());
   DCHECK(params->settings);
-  scoped_ptr<LayerTreeHost> layer_tree_host(
+  std::unique_ptr<LayerTreeHost> layer_tree_host(
       new LayerTreeHost(params, CompositorMode::THREADED));
   layer_tree_host->InitializeThreaded(
       params->main_task_runner, impl_task_runner,
       std::move(params->external_begin_frame_source));
   return layer_tree_host;
 }
 
-scoped_ptr<LayerTreeHost> LayerTreeHost::CreateSingleThreaded(
+std::unique_ptr<LayerTreeHost> LayerTreeHost::CreateSingleThreaded(
     LayerTreeHostSingleThreadClient* single_thread_client,
     InitParams* params) {
   DCHECK(params->settings);
-  scoped_ptr<LayerTreeHost> layer_tree_host(
+  std::unique_ptr<LayerTreeHost> layer_tree_host(
       new LayerTreeHost(params, CompositorMode::SINGLE_THREADED));
   layer_tree_host->InitializeSingleThreaded(
       single_thread_client, params->main_task_runner,
       std::move(params->external_begin_frame_source));
   return layer_tree_host;
 }
 
-scoped_ptr<LayerTreeHost> LayerTreeHost::CreateRemoteServer(
+std::unique_ptr<LayerTreeHost> LayerTreeHost::CreateRemoteServer(
     RemoteProtoChannel* remote_proto_channel,
     InitParams* params) {
   DCHECK(params->main_task_runner.get());
   DCHECK(params->settings);
   DCHECK(remote_proto_channel);
 
   // Using an external begin frame source is not supported on the server in
   // remote mode.
   DCHECK(!params->settings->use_external_begin_frame_source);
   DCHECK(!params->external_begin_frame_source);
   DCHECK(params->image_serialization_processor);
 
-  scoped_ptr<LayerTreeHost> layer_tree_host(
+  std::unique_ptr<LayerTreeHost> layer_tree_host(
       new LayerTreeHost(params, CompositorMode::REMOTE));
   layer_tree_host->InitializeRemoteServer(remote_proto_channel,
                                           params->main_task_runner);
   return layer_tree_host;
 }
 
-scoped_ptr<LayerTreeHost> LayerTreeHost::CreateRemoteClient(
+std::unique_ptr<LayerTreeHost> LayerTreeHost::CreateRemoteClient(
     RemoteProtoChannel* remote_proto_channel,
     scoped_refptr<base::SingleThreadTaskRunner> impl_task_runner,
     InitParams* params) {
   DCHECK(params->main_task_runner.get());
   DCHECK(params->settings);
   DCHECK(remote_proto_channel);
 
   // Using an external begin frame source is not supported in remote mode.
   // TODO(khushalsagar): Add support for providing an external begin frame
   // source on the client LayerTreeHost. crbug/576962
   DCHECK(!params->settings->use_external_begin_frame_source);
   DCHECK(!params->external_begin_frame_source);
   DCHECK(params->image_serialization_processor);
 
-  scoped_ptr<LayerTreeHost> layer_tree_host(
+  std::unique_ptr<LayerTreeHost> layer_tree_host(
       new LayerTreeHost(params, CompositorMode::REMOTE));
   layer_tree_host->InitializeRemoteClient(
       remote_proto_channel, params->main_task_runner, impl_task_runner);
   return layer_tree_host;
 }
 
 LayerTreeHost::LayerTreeHost(InitParams* params, CompositorMode mode)
     : micro_benchmark_controller_(this),
       next_ui_resource_id_(1),
       compositor_mode_(mode),
@@ skipping 37 matching lines @@
   animation_host_ = AnimationHost::Create(ThreadInstance::MAIN);
   animation_host_->SetMutatorHostClient(this);
 
   rendering_stats_instrumentation_->set_record_rendering_stats(
       debug_state_.RecordRenderingStats());
 }
 
 void LayerTreeHost::InitializeThreaded(
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> impl_task_runner,
-    scoped_ptr<BeginFrameSource> external_begin_frame_source) {
+    std::unique_ptr<BeginFrameSource> external_begin_frame_source) {
   task_runner_provider_ =
       TaskRunnerProvider::Create(main_task_runner, impl_task_runner);
-  scoped_ptr<ProxyMain> proxy_main =
+  std::unique_ptr<ProxyMain> proxy_main =
       ProxyMain::CreateThreaded(this, task_runner_provider_.get());
   InitializeProxy(std::move(proxy_main),
                   std::move(external_begin_frame_source));
 }
 
 void LayerTreeHost::InitializeSingleThreaded(
     LayerTreeHostSingleThreadClient* single_thread_client,
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
-    scoped_ptr<BeginFrameSource> external_begin_frame_source) {
+    std::unique_ptr<BeginFrameSource> external_begin_frame_source) {
   task_runner_provider_ = TaskRunnerProvider::Create(main_task_runner, nullptr);
   InitializeProxy(SingleThreadProxy::Create(this, single_thread_client,
                                             task_runner_provider_.get()),
                   std::move(external_begin_frame_source));
 }
 
 void LayerTreeHost::InitializeRemoteServer(
     RemoteProtoChannel* remote_proto_channel,
     scoped_refptr<base::SingleThreadTaskRunner> main_task_runner) {
   task_runner_provider_ = TaskRunnerProvider::Create(main_task_runner, nullptr);
@@ skipping 21 matching lines @@
   // to handled locally, for instance the Output Surface creation to the
   // LayerTreeHost on the client, while the other requests are sent to the
   // RemoteChannelMain on the server which directs them to ProxyMain and the
   // remote server LayerTreeHost.
   InitializeProxy(RemoteChannelImpl::Create(this, remote_proto_channel,
                                             task_runner_provider_.get()),
                   nullptr);
 }
 
 void LayerTreeHost::InitializeForTesting(
-    scoped_ptr<TaskRunnerProvider> task_runner_provider,
-    scoped_ptr<Proxy> proxy_for_testing,
-    scoped_ptr<BeginFrameSource> external_begin_frame_source) {
+    std::unique_ptr<TaskRunnerProvider> task_runner_provider,
+    std::unique_ptr<Proxy> proxy_for_testing,
+    std::unique_ptr<BeginFrameSource> external_begin_frame_source) {
   task_runner_provider_ = std::move(task_runner_provider);
   InitializeProxy(std::move(proxy_for_testing),
                   std::move(external_begin_frame_source));
 }
 
 void LayerTreeHost::SetTaskRunnerProviderForTesting(
-    scoped_ptr<TaskRunnerProvider> task_runner_provider) {
+    std::unique_ptr<TaskRunnerProvider> task_runner_provider) {
   DCHECK(!task_runner_provider_);
   task_runner_provider_ = std::move(task_runner_provider);
 }
 
 void LayerTreeHost::InitializeProxy(
-    scoped_ptr<Proxy> proxy,
-    scoped_ptr<BeginFrameSource> external_begin_frame_source) {
+    std::unique_ptr<Proxy> proxy,
+    std::unique_ptr<BeginFrameSource> external_begin_frame_source) {
   TRACE_EVENT0("cc", "LayerTreeHost::InitializeForReal");
   DCHECK(task_runner_provider_);
 
   proxy_ = std::move(proxy);
   proxy_->Start(std::move(external_begin_frame_source));
 
   animation_host_->SetSupportsScrollAnimations(proxy_->SupportsImplScrolling());
 }
 
 LayerTreeHost::~LayerTreeHost() {
@@ skipping 223 matching lines @@
 
 void LayerTreeHost::CommitComplete() {
   source_frame_number_++;
   client_->DidCommit();
   if (did_complete_scale_animation_) {
     client_->DidCompletePageScaleAnimation();
     did_complete_scale_animation_ = false;
   }
 }
 
-void LayerTreeHost::SetOutputSurface(scoped_ptr<OutputSurface> surface) {
+void LayerTreeHost::SetOutputSurface(std::unique_ptr<OutputSurface> surface) {
   TRACE_EVENT0("cc", "LayerTreeHost::SetOutputSurface");
   DCHECK(output_surface_lost_);
   DCHECK(surface);
 
   DCHECK(!new_output_surface_);
   new_output_surface_ = std::move(surface);
   proxy_->SetOutputSurface(new_output_surface_.get());
 }
 
-scoped_ptr<OutputSurface> LayerTreeHost::ReleaseOutputSurface() {
+std::unique_ptr<OutputSurface> LayerTreeHost::ReleaseOutputSurface() {
   DCHECK(!visible_);
   DCHECK(!output_surface_lost_);
 
   DidLoseOutputSurface();
   proxy_->ReleaseOutputSurface();
   return std::move(current_output_surface_);
 }
 
 void LayerTreeHost::RequestNewOutputSurface() {
   client_->RequestNewOutputSurface();
@@ skipping 10 matching lines @@
   DCHECK(output_surface_lost_);
   DCHECK(new_output_surface_);
   // Note: It is safe to drop all output surface references here as
   // LayerTreeHostImpl will not keep a pointer to either the old or
   // new output surface after failing to initialize the new one.
   current_output_surface_ = nullptr;
   new_output_surface_ = nullptr;
   client_->DidFailToInitializeOutputSurface();
 }
 
-scoped_ptr<LayerTreeHostImpl> LayerTreeHost::CreateLayerTreeHostImpl(
+std::unique_ptr<LayerTreeHostImpl> LayerTreeHost::CreateLayerTreeHostImpl(
     LayerTreeHostImplClient* client) {
   DCHECK(!IsRemoteServer());
   DCHECK(task_runner_provider_->IsImplThread());
-  scoped_ptr<LayerTreeHostImpl> host_impl = LayerTreeHostImpl::Create(
+  std::unique_ptr<LayerTreeHostImpl> host_impl = LayerTreeHostImpl::Create(
       settings_, client, task_runner_provider_.get(),
       rendering_stats_instrumentation_.get(), shared_bitmap_manager_,
       gpu_memory_buffer_manager_, task_graph_runner_, id_);
   host_impl->SetHasGpuRasterizationTrigger(has_gpu_rasterization_trigger_);
   host_impl->SetContentIsSuitableForGpuRasterization(
       content_is_suitable_for_gpu_rasterization_);
   shared_bitmap_manager_ = NULL;
   gpu_memory_buffer_manager_ = NULL;
   task_graph_runner_ = NULL;
   input_handler_weak_ptr_ = host_impl->AsWeakPtr();
@@ skipping 91 matching lines @@
 
 void LayerTreeHost::SetNextCommitWaitsForActivation() {
   proxy_->SetNextCommitWaitsForActivation();
 }
 
 void LayerTreeHost::SetNextCommitForcesRedraw() {
   next_commit_forces_redraw_ = true;
   proxy_->SetNeedsUpdateLayers();
 }
 
-void LayerTreeHost::SetAnimationEvents(scoped_ptr<AnimationEvents> events) {
+void LayerTreeHost::SetAnimationEvents(
+    std::unique_ptr<AnimationEvents> events) {
   DCHECK(task_runner_provider_->IsMainThread());
   animation_host_->SetAnimationEvents(std::move(events));
 }
 
 void LayerTreeHost::SetRootLayer(scoped_refptr<Layer> root_layer) {
   if (root_layer_.get() == root_layer.get())
     return;
 
   if (root_layer_.get())
     root_layer_->SetLayerTreeHost(NULL);
@@ skipping 349 matching lines @@
 
 void LayerTreeHost::UpdateTopControlsState(TopControlsState constraints,
                                            TopControlsState current,
                                            bool animate) {
   // Top controls are only used in threaded or remote mode.
   DCHECK(IsThreaded() || IsRemoteServer());
   proxy_->UpdateTopControlsState(constraints, current, animate);
 }
 
 void LayerTreeHost::AnimateLayers(base::TimeTicks monotonic_time) {
-  scoped_ptr<AnimationEvents> events = animation_host_->CreateEvents();
+  std::unique_ptr<AnimationEvents> events = animation_host_->CreateEvents();
 
   if (animation_host_->AnimateLayers(monotonic_time))
     animation_host_->UpdateAnimationState(true, events.get());
 
   if (!events->events_.empty())
     property_trees_.needs_rebuild = true;
 }
 
 UIResourceId LayerTreeHost::CreateUIResource(UIResourceClient* client) {
   DCHECK(client);
@@ skipping 84 matching lines @@
   const size_t index = static_cast<size_t>(event_class);
   if (event_listener_properties_[index] == properties)
     return;
 
   event_listener_properties_[index] = properties;
   SetNeedsCommit();
 }
 
 int LayerTreeHost::ScheduleMicroBenchmark(
     const std::string& benchmark_name,
-    scoped_ptr<base::Value> value,
+    std::unique_ptr<base::Value> value,
     const MicroBenchmark::DoneCallback& callback) {
   return micro_benchmark_controller_.ScheduleRun(benchmark_name,
                                                  std::move(value), callback);
 }
 
-bool LayerTreeHost::SendMessageToMicroBenchmark(int id,
-                                                scoped_ptr<base::Value> value) {
+bool LayerTreeHost::SendMessageToMicroBenchmark(
+    int id,
+    std::unique_ptr<base::Value> value) {
   return micro_benchmark_controller_.SendMessage(id, std::move(value));
 }
 
 void LayerTreeHost::InsertSwapPromiseMonitor(SwapPromiseMonitor* monitor) {
   swap_promise_monitor_.insert(monitor);
 }
 
 void LayerTreeHost::RemoveSwapPromiseMonitor(SwapPromiseMonitor* monitor) {
   swap_promise_monitor_.erase(monitor);
 }
 
 void LayerTreeHost::NotifySwapPromiseMonitorsOfSetNeedsCommit() {
   std::set<SwapPromiseMonitor*>::iterator it = swap_promise_monitor_.begin();
   for (; it != swap_promise_monitor_.end(); it++)
     (*it)->OnSetNeedsCommitOnMain();
 }
 
-void LayerTreeHost::QueueSwapPromise(scoped_ptr<SwapPromise> swap_promise) {
+void LayerTreeHost::QueueSwapPromise(
+    std::unique_ptr<SwapPromise> swap_promise) {
   DCHECK(swap_promise);
   swap_promise_list_.push_back(std::move(swap_promise));
 }
 
 void LayerTreeHost::BreakSwapPromises(SwapPromise::DidNotSwapReason reason) {
   for (const auto& swap_promise : swap_promise_list_)
     swap_promise->DidNotSwap(reason);
   swap_promise_list_.clear();
 }
 
@@ skipping 19 matching lines @@
     const BeginFrameArgs& args) const {
   client_->SendBeginFramesToChildren(args);
 }
 
 void LayerTreeHost::SetAuthoritativeVSyncInterval(
     const base::TimeDelta& interval) {
   proxy_->SetAuthoritativeVSyncInterval(interval);
 }
 
 void LayerTreeHost::RecordFrameTimingEvents(
-    scoped_ptr<FrameTimingTracker::CompositeTimingSet> composite_events,
-    scoped_ptr<FrameTimingTracker::MainFrameTimingSet> main_frame_events) {
+    std::unique_ptr<FrameTimingTracker::CompositeTimingSet> composite_events,
+    std::unique_ptr<FrameTimingTracker::MainFrameTimingSet> main_frame_events) {
   client_->RecordFrameTimingEvents(std::move(composite_events),
                                    std::move(main_frame_events));
 }
 
 Layer* LayerTreeHost::LayerById(int id) const {
   LayerIdMap::const_iterator iter = layer_id_map_.find(id);
   return iter != layer_id_map_.end() ? iter->second : NULL;
 }
 
 void LayerTreeHost::AddLayerShouldPushProperties(Layer* layer) {
@@ skipping 346 matching lines @@
   int seq_num = property_trees_.sequence_number;
   LayerTreeHostCommon::CallFunctionForEveryLayer(this, [seq_num](Layer* layer) {
     layer->set_property_tree_sequence_number(seq_num);
   });
 
   surface_id_namespace_ = proto.surface_id_namespace();
   next_surface_sequence_ = proto.next_surface_sequence();
 }
 
 }  // namespace cc