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

chrome/browser/in_process_webkit/dom_storage_area.cc

 // 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.
 
 #include "chrome/browser/in_process_webkit/dom_storage_area.h"
 
 #include "base/task.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 #include "chrome/browser/in_process_webkit/dom_storage_context.h"
-#include "chrome/browser/in_process_webkit/dom_storage_dispatcher_host.h"
 #include "chrome/browser/in_process_webkit/dom_storage_namespace.h"
 #include "chrome/common/render_messages.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSecurityOrigin.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebStorageArea.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebURL.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebSecurityOrigin;
 using WebKit::WebStorageArea;
@@ skipping 27 matching lines @@
   return storage_area_->key(index);
 }
 
 NullableString16 DOMStorageArea::GetItem(const string16& key) {
   CreateWebStorageAreaIfNecessary();
   return storage_area_->getItem(key);
 }
 
 NullableString16 DOMStorageArea::SetItem(
     const string16& key, const string16& value,
-    WebStorageArea::Result* result, DOMStorageDispatcherHost* sender) {
-  if (!CheckContentSetting(key, value, sender)) {
+    WebStorageArea::Result* result) {
+  if (!CheckContentSetting(key, value)) {
     *result = WebStorageArea::ResultBlockedByPolicy;
     return NullableString16(true);  // Ignored if the content was blocked.
   }
 
   CreateWebStorageAreaIfNecessary();
   WebString old_value;
   storage_area_->setItem(key, value, WebURL(), *result, old_value);
   return old_value;
 }
 
@@ skipping 14 matching lines @@
 void DOMStorageArea::PurgeMemory() {
   storage_area_.reset();
 }
 
 void DOMStorageArea::CreateWebStorageAreaIfNecessary() {
   if (!storage_area_.get())
     storage_area_.reset(owner_->CreateWebStorageArea(origin_));
 }
 
 bool DOMStorageArea::CheckContentSetting(
-    const string16& key, const string16& value,
-    DOMStorageDispatcherHost* sender) {
+    const string16& key, const string16& value) {
   ContentSetting content_setting =
       host_content_settings_map_->GetContentSetting(
           origin_url_, CONTENT_SETTINGS_TYPE_COOKIES, "");
   return (content_setting != CONTENT_SETTING_BLOCK);
 }