Quota support.

webkit/api/public/WebStorageNamespace.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 28 matching lines @@
 
     // WebStorageNamespace represents a collection of StorageAreas. Typically, you'll have
     // multiple StorageNamespaces to represent the SessionStorage for each tab and a single
     // StorageNamespace to represent LocalStorage for the entire browser.
     class WebStorageNamespace {
     public:
         // Create a new WebStorageNamespace. LocalStorageNamespaces require a path to specify
         // where the SQLite databases that make LocalStorage data persistent are located.
         // If path is empty, data will not persist. You should call delete on the returned
         // object when you're finished.
-        WEBKIT_API static WebStorageNamespace* createLocalStorageNamespace(const WebString& backingDirectoryPath);
+        WEBKIT_API static WebStorageNamespace* createLocalStorageNamespace(const WebString& backingDirectoryPath, unsigned quota);
         WEBKIT_API static WebStorageNamespace* createSessionStorageNamespace();
 
+        static const unsigned noQuota = UINT_MAX;
+
         virtual ~WebStorageNamespace() { }
 
         // Create a new WebStorageArea object. Two subsequent calls with the same origin
         // will return two different WebStorageArea objects that share the same backing store.
         // You should call delete on the returned object when you're finished.
         virtual WebStorageArea* createStorageArea(const WebString& origin) = 0;
 
         // Copy a StorageNamespace. This only makes sense in the case of SessionStorage.
         virtual WebStorageNamespace* copy() = 0;
 
         // Shutdown the StorageNamespace. Write all StorageArea's to disk and disallow new
         // write activity.
         virtual void close() = 0;
     };
 
 } // namespace WebKit
 
 #endif // WebStorageNamespace_h