Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc

 // Copyright 2015 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 <stddef.h>
 #include <stdint.h>
 
 #include <limits>
 #include <map>
 #include <string>
@@ skipping 49 matching lines @@
 // Must be such that |kTasksSize| - |kTasksToBeRemovedSize| is less than
 // |ResourceReporter::kTopConsumerCount|.
 const size_t kTasksToBeRemovedSize = arraysize(kIdsOfTasksToRemove);
 
 // A test implementation of the task manager that can be used to collect CPU and
 // memory usage so that they can be tested with the resource reporter.
 class DummyTaskManager : public task_management::TestTaskManager {
  public:
   DummyTaskManager() {
     set_timer_for_testing(
-        scoped_ptr<base::Timer>(new base::MockTimer(false, false)));
+        std::unique_ptr<base::Timer>(new base::MockTimer(false, false)));
   }
   ~DummyTaskManager() override {}
 
   // task_management::TestTaskManager:
   double GetCpuUsage(TaskId task_id) const override {
     return tasks_.at(task_id)->cpu_percent;
   }
   int64_t GetPhysicalMemoryUsage(TaskId task_id) const override {
     return tasks_.at(task_id)->memory_bytes;
   }
@@ skipping 238 matching lines @@
             ResourceReporter::kTopConsumersCount);
   EXPECT_LE(resource_reporter()->task_records_by_memory_.size(),
             ResourceReporter::kTopConsumersCount);
   EXPECT_TRUE(IsCpuRecordsSetSorted());
   EXPECT_TRUE(IsMemoryRecordsSetSorted());
 
   Stop();
 }
 
 }  // namespace chromeos