chrome/browser/ui/tab_dialogs.cc

   1 // Copyright 2014 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 #include "chrome/browser/ui/tab_dialogs.h"
   6 #include "content/public/browser/web_contents.h"
   7
   8 namespace {
   9 int kUserDataKey;  // The value is not important, the address is a key.
  10 }
  11
  12 // static
  13 TabDialogs* TabDialogs::FromWebContents(content::WebContents* contents) {
  14   DCHECK(contents);
  15   return static_cast<TabDialogs*>(contents->GetUserData(UserDataKey()));
  16 }
  17
  18 // static
  19 const void* TabDialogs::UserDataKey() {
  20   return &kUserDataKey;
  21 }