1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_TAB_CONTENTS_TAB_UTIL_H_
6#define CHROME_BROWSER_TAB_CONTENTS_TAB_UTIL_H_
7
8class GURL;
9class Profile;
10
11namespace content {
12class SiteInstance;
13class WebContents;
14}
15
16namespace tab_util {
17
18// Helper to find the WebContents that originated the given request. Can be
19// NULL if the tab has been closed or some other error occurs.
20// Should only be called from the UI thread, since it accesses WebContents.
21content::WebContents* GetWebContentsByID(int render_process_id,
22                                         int render_view_id);
23
24// Returns a new SiteInstance for WebUI and app URLs. Returns NULL otherwise.
25content::SiteInstance* GetSiteInstanceForNewTab(
26    Profile* profile,
27    const GURL& url);
28
29}  // namespace tab_util
30
31#endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_UTIL_H_
32