Make DOMWindowProperty::m_frame private

third_party/WebKit/Source/core/frame/Navigator.cpp

 /*
  *  Copyright (C) 2000 Harri Porten (porten@kde.org)
  *  Copyright (c) 2000 Daniel Molkentin (molkentin@kde.org)
  *  Copyright (c) 2000 Stefan Schimanski (schimmi@kde.org)
  *  Copyright (C) 2003, 2004, 2005, 2006 Apple Computer, Inc.
  *  Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
@@ skipping 44 matching lines @@
 }
 
 String Navigator::vendorSub() const
 {
     return "";
 }
 
 String Navigator::userAgent() const
 {
     // If the frame is already detached it no longer has a meaningful useragent.
-    if (!m_frame || !m_frame->page())
+    if (!frame() || !frame()->page())
         return String();
 
-    return m_frame->loader().userAgent();
+    return frame()->loader().userAgent();
 }
 
 bool Navigator::cookieEnabled() const
 {
-    if (!m_frame)
+    if (!frame())
         return false;
 
-    Settings* settings = m_frame->settings();
+    Settings* settings = frame()->settings();
     if (!settings || !settings->cookieEnabled())
         return false;
 
-    return cookiesEnabled(m_frame->document());
+    return cookiesEnabled(frame()->document());
 }
 
 Vector<String> Navigator::languages()
 {
     Vector<String> languages;
 
-    if (!m_frame || !m_frame->host()) {
+    if (!frame() || !frame()->host()) {
         languages.append(defaultLanguage());
         return languages;
     }
 
-    String acceptLanguages = m_frame->host()->chromeClient().acceptLanguages();
+    String acceptLanguages = frame()->host()->chromeClient().acceptLanguages();
     acceptLanguages.split(',', languages);
 
     // Sanitizing tokens. We could do that more extensively but we should assume
     // that the accept languages are already sane and support BCP47. It is
     // likely a waste of time to make sure the tokens matches that spec here.
     for (size_t i = 0; i < languages.size(); ++i) {
         String& token = languages[i];
         token = token.stripWhiteSpace();
         if (token.length() >= 3 && token[2] == '_')
             token.replace(2, 1, "-");
     }
 
     return languages;
 }
 
 DEFINE_TRACE(Navigator)
 {
     DOMWindowProperty::trace(visitor);
     Supplementable<Navigator>::trace(visitor);
 }
 
 } // namespace blink