unique_ptr_migration: clean up references to scoped_ptr as of r389721

chrome/browser/memory/tab_manager_delegate_chromeos.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 "chrome/browser/memory/tab_manager_delegate_chromeos.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 185 matching lines @@
   bool ResetIfIsArcApp() {
     base::AutoLock lock(lock_);
     if (data_ && data_->is_arc_app) {
       data_.reset();
       return true;
     }
     return false;
   }
 
  private:
-  scoped_ptr<Data> data_;
+  std::unique_ptr<Data> data_;
   // Protects rw access to data_;
   base::Lock lock_;
 };
 
 
 TabManagerDelegate::TabManagerDelegate(
     const base::WeakPtr<TabManager>& tab_manager)
     : tab_manager_(tab_manager),
       focused_process_(new FocusedProcess()),
       arc_process_instance_(nullptr),
@@ skipping 446 matching lines @@
       }
     }
     priority += priority_increment;
   }
 
   if (oom_score_for_tabs.size())
     SetOomScoreAdjForTabs(oom_score_for_tabs);
 }
 
 }  // namespace memory