convert //gpu to std::unique_ptr

gpu/config/gpu_util.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/config/gpu_util.h"
 
+#include <memory>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "gpu/config/gpu_control_list_jsons.h"
 #include "gpu/config/gpu_driver_bug_list.h"
 #include "gpu/config/gpu_info_collector.h"
@@ skipping 32 matching lines @@
 
 void MergeFeatureSets(std::set<int>* dst, const std::set<int>& src) {
   DCHECK(dst);
   if (src.empty())
     return;
   dst->insert(src.begin(), src.end());
 }
 
 void ApplyGpuDriverBugWorkarounds(const GPUInfo& gpu_info,
                                   base::CommandLine* command_line) {
-  scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
+  std::unique_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
   list->LoadList(kGpuDriverBugListJson,
                  GpuControlList::kCurrentOsOnly);
   std::set<int> workarounds = list->MakeDecision(
       GpuControlList::kOsAny, std::string(), gpu_info);
   GpuDriverBugList::AppendWorkaroundsFromCommandLine(
       &workarounds, *command_line);
   if (!workarounds.empty()) {
     command_line->AppendSwitchASCII(switches::kGpuDriverBugWorkarounds,
                                     IntSetToString(workarounds));
   }
@@ skipping 19 matching lines @@
                                     base::JoinString(v, " "));
   }
 }
 
 void StringToFeatureSet(
     const std::string& str, std::set<int>* feature_set) {
   StringToIntSet(str, feature_set);
 }
 
 }  // namespace gpu