Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/common/permissions/permission_set.h

 // Copyright 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.
 
 #ifndef EXTENSIONS_COMMON_PERMISSIONS_PERMISSION_SET_H_
 #define EXTENSIONS_COMMON_PERMISSIONS_PERMISSION_SET_H_
 
 #include <set>
 #include <string>
 
@@ skipping 24 matching lines @@
   // permissions, manifest key permissions, host permissions, and scriptable
   // hosts. The effective hosts of the newly created permission set will be
   // inferred from the given host permissions.
   PermissionSet(const APIPermissionSet& apis,
                 const ManifestPermissionSet& manifest_permissions,
                 const URLPatternSet& explicit_hosts,
                 const URLPatternSet& scriptable_hosts);
   ~PermissionSet();
 
   // Creates a new permission set equal to |set1| - |set2|.
-  static scoped_ptr<const PermissionSet> CreateDifference(
+  static std::unique_ptr<const PermissionSet> CreateDifference(
       const PermissionSet& set1,
       const PermissionSet& set2);
 
   // Creates a new permission set equal to the intersection of |set1| and
   // |set2|.
-  static scoped_ptr<const PermissionSet> CreateIntersection(
+  static std::unique_ptr<const PermissionSet> CreateIntersection(
       const PermissionSet& set1,
       const PermissionSet& set2);
 
   // Creates a new permission set equal to the union of |set1| and |set2|.
-  static scoped_ptr<const PermissionSet> CreateUnion(const PermissionSet& set1,
-                                                     const PermissionSet& set2);
+  static std::unique_ptr<const PermissionSet> CreateUnion(
+      const PermissionSet& set1,
+      const PermissionSet& set2);
 
   bool operator==(const PermissionSet& rhs) const;
   bool operator!=(const PermissionSet& rhs) const;
 
   // Returns a copy of this PermissionSet.
-  scoped_ptr<const PermissionSet> Clone() const;
+  std::unique_ptr<const PermissionSet> Clone() const;
 
   // Returns true if every API or host permission available to |set| is also
   // available to this. In other words, if the API permissions of |set| are a
   // subset of this, and the host permissions in this encompass those in |set|.
   bool Contains(const PermissionSet& set) const;
 
   // Gets the API permissions in this set as a set of strings.
   std::set<std::string> GetAPIsAsStrings() const;
 
   // Returns true if this is an empty set (e.g., the default permission set).
@@ skipping 92 matching lines @@
   // Cache whether this set implies access to all hosts, because it's
   // non-trivial to compute (lazily initialized).
   mutable ShouldWarnAllHostsType should_warn_all_hosts_;
 
   DISALLOW_ASSIGN(PermissionSet);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_PERMISSIONS_PERMISSION_SET_H_