DomStorage async IPC message definitions and browser-side handlers. These messages aren't called ye…

webkit/dom_storage/dom_storage_map.h

 // Copyright (c) 2012 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 WEBKIT_DOM_STORAGE_DOM_STORAGE_MAP_H_
 #define WEBKIT_DOM_STORAGE_DOM_STORAGE_MAP_H_
 #pragma once
 
 #include <map>
 
@@ skipping 17 matching lines @@
   NullableString16 GetItem(const string16& key) const;
   bool SetItem(const string16& key, const string16& value,
                NullableString16* old_value);
   bool RemoveItem(const string16& key, string16* old_value);
 
   // Swaps this instances values_ with |map|.
   // Note: to grandfather in pre-existing files that are overbudget,
   // this method does not do quota checking.
   void SwapValues(ValuesMap* map);
 
+  // Writes a copy of the current set of values_ to the |map|.
+  void ExtractValues(ValuesMap* map) const { *map = values_; }
+
   // Creates a new instance of DomStorageMap containing
   // a deep copy of values_.
   DomStorageMap* DeepCopy() const;
 
   size_t bytes_used() const { return bytes_used_; }
 
  private:
   friend class base::RefCountedThreadSafe<DomStorageMap>;
   ~DomStorageMap();
 
   void ResetKeyIterator();
 
   ValuesMap values_;
   ValuesMap::const_iterator key_iterator_;
   unsigned last_key_index_;
   size_t bytes_used_;
   size_t quota_;
 };
 
 }  // namespace dom_storage
 
 #endif  // WEBKIT_DOM_STORAGE_DOM_STORAGE_MAP_H_