Convert //base to use std::unique_ptr

base/process/process_metrics.h

 // Copyright (c) 2013 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.
 
 // This file contains routines for gathering resource statistics for processes
 // running on the system.
 
 #ifndef BASE_PROCESS_PROCESS_METRICS_H_
 #define BASE_PROCESS_PROCESS_METRICS_H_
 
@@ skipping 249 matching lines @@
 // Total/free memory are available on all platforms that implement
 // GetSystemMemoryInfo(). Total/free swap memory are available on all platforms
 // except on Mac. Buffers/cached/active_anon/inactive_anon/active_file/
 // inactive_file/dirty/pswpin/pswpout/pgmajfault are available on
 // Linux/Android/Chrome OS. Shmem/slab/gem_objects/gem_size are Chrome OS only.
 struct BASE_EXPORT SystemMemoryInfoKB {
   SystemMemoryInfoKB();
   SystemMemoryInfoKB(const SystemMemoryInfoKB& other);
 
   // Serializes the platform specific fields to value.
-  scoped_ptr<Value> ToValue() const;
+  std::unique_ptr<Value> ToValue() const;
 
   int total;
   int free;
 
 #if !defined(OS_MACOSX)
   int swap_total;
   int swap_free;
 #endif
 
 #if defined(OS_ANDROID) || defined(OS_LINUX)
@@ skipping 55 matching lines @@
 // returns true on success or false for a parsing error
 BASE_EXPORT bool ParseProcVmstat(const std::string& input,
                                  SystemMemoryInfoKB* meminfo);
 
 // Data from /proc/diskstats about system-wide disk I/O.
 struct BASE_EXPORT SystemDiskInfo {
   SystemDiskInfo();
   SystemDiskInfo(const SystemDiskInfo& other);
 
   // Serializes the platform specific fields to value.
-  scoped_ptr<Value> ToValue() const;
+  std::unique_ptr<Value> ToValue() const;
 
   uint64_t reads;
   uint64_t reads_merged;
   uint64_t sectors_read;
   uint64_t read_time;
   uint64_t writes;
   uint64_t writes_merged;
   uint64_t sectors_written;
   uint64_t write_time;
   uint64_t io;
@@ skipping 16 matching lines @@
 struct BASE_EXPORT SwapInfo {
   SwapInfo()
       : num_reads(0),
         num_writes(0),
         compr_data_size(0),
         orig_data_size(0),
         mem_used_total(0) {
   }
 
   // Serializes the platform specific fields to value.
-  scoped_ptr<Value> ToValue() const;
+  std::unique_ptr<Value> ToValue() const;
 
   uint64_t num_reads;
   uint64_t num_writes;
   uint64_t compr_data_size;
   uint64_t orig_data_size;
   uint64_t mem_used_total;
 };
 
 // In ChromeOS, reads files from /sys/block/zram0 that contain ZRAM usage data.
 // Fills in the provided |swap_data| structure.
 BASE_EXPORT void GetSwapInfo(SwapInfo* swap_info);
 #endif  // defined(OS_CHROMEOS)
 
 // Collects and holds performance metrics for system memory and disk.
 // Provides functionality to retrieve the data on various platforms and
 // to serialize the stored data.
 class SystemMetrics {
  public:
   SystemMetrics();
 
   static SystemMetrics Sample();
 
   // Serializes the system metrics to value.
-  scoped_ptr<Value> ToValue() const;
+  std::unique_ptr<Value> ToValue() const;
 
  private:
   FRIEND_TEST_ALL_PREFIXES(SystemMetricsTest, SystemMetrics);
 
   size_t committed_memory_;
 #if defined(OS_LINUX) || defined(OS_ANDROID)
   SystemMemoryInfoKB memory_info_;
   SystemDiskInfo disk_info_;
 #endif
 #if defined(OS_CHROMEOS)
   SwapInfo swap_info_;
 #endif
 };
 
 }  // namespace base
 
 #endif  // BASE_PROCESS_PROCESS_METRICS_H_