Extensions: Switch to new permission message system, part II

extensions/common/permissions/api_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_API_PERMISSION_SET_H_
 #define EXTENSIONS_COMMON_PERMISSIONS_API_PERMISSION_SET_H_
 
 
 #include "extensions/common/permissions/api_permission.h"
 #include "extensions/common/permissions/base_set_operators.h"
@@ skipping 93 matching lines @@
 //   p.insertPermission(APIPermission::kHostReadOnly,
 //           base::ASCIIToUTF16("http://www.google.com"));
 //
 // TODO(sashab): Move this to its own file and rename it to PermissionSet after
 // APIPermission is removed, the current PermissionSet is no longer used, and
 // APIPermission::ID is the only type of Permission ID.
 // TODO(sashab): Change BaseSetOperators to support storing plain objects
 // instead of pointers and change this to extend BaseSetOperators<PermissionID>.
 class PermissionIDSet {
  public:
+  using const_iterator = std::set<PermissionID>::const_iterator;
+
   PermissionIDSet();
   virtual ~PermissionIDSet();
 
   // Adds the given permission, and an optional parameter, to the set.
   void insert(APIPermission::ID permission_id);
   void insert(APIPermission::ID permission_id,
               base::string16 permission_parameter);
   void InsertAll(const PermissionIDSet& permission_set);
 
   // Returns the parameters for all PermissionIDs in this set.
   std::vector<base::string16> GetAllPermissionParameters() const;
 
   // Check if the set contains permissions with all the given IDs.
   bool ContainsAllIDs(std::set<APIPermission::ID> permission_ids);
 
   // Returns all the permissions in this set with one of the given IDs.
   PermissionIDSet GetAllPermissionsWithIDs(
       const std::set<APIPermission::ID>& permission_ids) const;
 
   // Convenience functions that call their stl_util counterparts.
   bool Includes(const PermissionIDSet& subset) const;
+  bool Equals(const PermissionIDSet& set) const;
   static PermissionIDSet Difference(const PermissionIDSet& set_1,
                                     const PermissionIDSet& set_2);
   static PermissionIDSet Intersection(const PermissionIDSet& set_1,
                                       const PermissionIDSet& set_2);
   static PermissionIDSet Union(const PermissionIDSet& set_1,
                                const PermissionIDSet& set_2);
 
   size_t size() const;
   bool empty() const;
 
+  const_iterator begin() const { return permissions_.begin(); }
+  const_iterator end() const { return permissions_.end(); }
+
  private:
-  PermissionIDSet(std::set<PermissionID> permissions);
+  PermissionIDSet(const std::set<PermissionID>& permissions);
 
   // Check if the set contains a permission with the given ID.
   bool ContainsID(APIPermission::ID permission_id);
 
   std::set<PermissionID> permissions_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_COMMON_PERMISSIONS_API_PERMISSION_SET_H_