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

cc/debug/rendering_stats.cc

 // Copyright 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 "cc/debug/rendering_stats.h"
 
 namespace cc {
 
 RenderingStats::TimeDeltaList::TimeDeltaList() {
 }
@@ skipping 32 matching lines @@
       approximated_visible_content_area(0),
       checkerboarded_visible_content_area(0),
       checkerboarded_no_recording_content_area(0),
       checkerboarded_needs_raster_content_area(0) {}
 
 RenderingStats::RenderingStats(const RenderingStats& other) = default;
 
 RenderingStats::~RenderingStats() {
 }
 
-scoped_ptr<base::trace_event::ConvertableToTraceFormat>
+std::unique_ptr<base::trace_event::ConvertableToTraceFormat>
 RenderingStats::AsTraceableData() const {
-  scoped_ptr<base::trace_event::TracedValue> record_data(
+  std::unique_ptr<base::trace_event::TracedValue> record_data(
       new base::trace_event::TracedValue());
   record_data->SetInteger("frame_count", frame_count);
   record_data->SetInteger("visible_content_area", visible_content_area);
   record_data->SetInteger("approximated_visible_content_area",
                           approximated_visible_content_area);
   record_data->SetInteger("checkerboarded_visible_content_area",
                           checkerboarded_visible_content_area);
   record_data->SetInteger("checkerboarded_no_recording_content_area",
                           checkerboarded_no_recording_content_area);
   record_data->SetInteger("checkerboarded_needs_raster_content_area",
@@ skipping 33 matching lines @@
   begin_main_frame_to_commit_duration.Add(
       other.begin_main_frame_to_commit_duration);
   begin_main_frame_to_commit_duration_estimate.Add(
       other.begin_main_frame_to_commit_duration_estimate);
   commit_to_activate_duration.Add(other.commit_to_activate_duration);
   commit_to_activate_duration_estimate.Add(
       other.commit_to_activate_duration_estimate);
 }
 
 }  // namespace cc