Return unique_ptrs from base::ProcessMetrics.

chrome/browser/task_management/sampling/task_group.h

 // 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.
 
 #ifndef CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_H_
 #define CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/process/process_handle.h"
-#include "base/process/process_metrics.h"
 #include "build/build_config.h"
 #include "chrome/browser/task_management/providers/task.h"
 #include "chrome/browser/task_management/sampling/task_group_sampler.h"
 #include "chrome/browser/task_management/task_manager_observer.h"
 
 namespace gpu {
 struct VideoMemoryUsageStats;
 }
 
 namespace task_management {
@@ skipping 137 matching lines @@
   // destroyed.
   base::WeakPtrFactory<TaskGroup> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskGroup);
 };
 
 }  // namespace task_management
 
 
 #endif  // CHROME_BROWSER_TASK_MANAGEMENT_SAMPLING_TASK_GROUP_H_