Set extension-related webkit preferences in a common location.

chrome/browser/notifications/balloon_host.cc

 // Copyright (c) 2011 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/notifications/balloon_host.h"
 #include "chrome/browser/notifications/balloon.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/renderer_preferences_util.h"
 #include "chrome/browser/ui/browser_list.h"
@@ skipping 48 matching lines @@
 TabContents* BalloonHost::GetAssociatedTabContents() const {
   return NULL;
 }
 
 const string16& BalloonHost::GetSource() const {
   return balloon_->notification().display_source();
 }
 
 WebPreferences BalloonHost::GetWebkitPrefs() {
   WebPreferences web_prefs =
-      RenderViewHostDelegateHelper::GetWebkitPrefs(balloon_->profile(),
+      RenderViewHostDelegateHelper::GetWebkitPrefs(render_view_host_,
                                                    enable_web_ui_);
   web_prefs.allow_scripts_to_close_windows = true;
   return web_prefs;
 }
 
 const GURL& BalloonHost::GetURL() const {
   return balloon_->notification().content_url();
 }
 
 void BalloonHost::Close(RenderViewHost* render_view_host) {
@@ skipping 130 matching lines @@
   should_notify_on_disconnect_ = false;
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_NOTIFY_BALLOON_DISCONNECTED,
       content::Source<BalloonHost>(this),
       content::NotificationService::NoDetails());
 }
 
 bool BalloonHost::IsRenderViewReady() const {
   return should_notify_on_disconnect_;
 }