Make DOMStorageDispatcherHost be a message filter (and rename it accordingly)...

chrome/browser/in_process_webkit/dom_storage_area.h

 // Copyright (c) 2010 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 CHROME_BROWSER_IN_PROCESS_WEBKIT_DOM_STORAGE_AREA_H_
 #define CHROME_BROWSER_IN_PROCESS_WEBKIT_DOM_STORAGE_AREA_H_
 #pragma once
 
 #include "base/hash_tables.h"
 #include "base/nullable_string16.h"
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
 #include "base/string16.h"
 #include "chrome/common/dom_storage_common.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebStorageArea.h"
 
-class DOMStorageDispatcherHost;
 class DOMStorageNamespace;
 class HostContentSettingsMap;
 
 // Only use on the WebKit thread.  DOMStorageNamespace manages our registration
 // with DOMStorageContext.
 class DOMStorageArea {
  public:
   DOMStorageArea(const string16& origin,
                  int64 id,
                  DOMStorageNamespace* owner,
                  HostContentSettingsMap* host_content_settings_map);
   ~DOMStorageArea();
 
   unsigned Length();
   NullableString16 Key(unsigned index);
   NullableString16 GetItem(const string16& key);
-  // The DOMStorageDispatcherHost parameter is required in case we get a
-  // CONTENT_SETTING_ASK response from the HostContentettingsMap.  If we do,
-  // we'll need to let the renderer know that it'll need to run a nested message
-  // loop.
   NullableString16 SetItem(
       const string16& key, const string16& value,
-      WebKit::WebStorageArea::Result* result,
-      DOMStorageDispatcherHost* sender);
+      WebKit::WebStorageArea::Result* result);
   NullableString16 RemoveItem(const string16& key);
   bool Clear();
   void PurgeMemory();
 
   int64 id() const { return id_; }
 
   DOMStorageNamespace* owner() const { return owner_; }
 
  private:
   // Creates the underlying WebStorageArea on demand.
   void CreateWebStorageAreaIfNecessary();
 
   // Used to see if setItem has permission to do its thing.
-  bool CheckContentSetting(const string16& key, const string16& value,
-                           DOMStorageDispatcherHost* sender);
+  bool CheckContentSetting(const string16& key, const string16& value);
 
   // The origin this storage area represents.
   string16 origin_;
   GURL origin_url_;
 
   // The storage area we wrap.
   scoped_ptr<WebKit::WebStorageArea> storage_area_;
 
   // Our storage area id.  Unique to our parent WebKitContext.
   int64 id_;
@@ skipping 13 matching lines @@
 struct hash<DOMStorageArea*> {
   std::size_t operator()(DOMStorageArea* const& p) const {
     return reinterpret_cast<std::size_t>(p);
   }
 };
 
 }  // namespace __gnu_cxx
 #endif
 
 #endif  // CHROME_BROWSER_IN_PROCESS_WEBKIT_DOM_STORAGE_AREA_H_