Remove RemoteAccessClientFirewallTraversal policy and code paths.

chrome/browser/remoting/firewall_traversal_observer.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/remoting/firewall_traversal_observer.h"
-
-#include "base/stringprintf.h"
-#include "base/json/json_writer.h"
-#include "base/values.h"
-#include "chrome/browser/prefs/pref_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/common/pref_names.h"
-#include "content/browser/renderer_host/render_view_host.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_source.h"
-#include "content/common/view_messages.h"
-#include "ipc/ipc_message_macros.h"
-
-FirewallTraversalObserver::FirewallTraversalObserver(
-    TabContents* tab_contents)
-    : TabContentsObserver(tab_contents) {
-  // Register for notifications about all interested prefs change.
-  Profile* profile =
-      Profile::FromBrowserContext(tab_contents->browser_context());
-  PrefService* prefs = profile->GetPrefs();
-  pref_change_registrar_.Init(prefs);
-  if (prefs) {
-    pref_change_registrar_.Add(prefs::kRemoteAccessClientFirewallTraversal,
-                               this);
-    // kRemoteAccessHostFirewallTraversal intentionally not added because
-    // the host plugin is going to track it itself.
-  }
-}
-
-FirewallTraversalObserver::~FirewallTraversalObserver() {
-  // We don't want any notifications while we're running our destructor.
-  pref_change_registrar_.RemoveAll();
-}
-
-// static
-void FirewallTraversalObserver::RegisterUserPrefs(PrefService* prefs) {
-  prefs->RegisterBooleanPref(prefs::kRemoteAccessClientFirewallTraversal,
-                             true,
-                             PrefService::UNSYNCABLE_PREF);
-  prefs->RegisterBooleanPref(prefs::kRemoteAccessHostFirewallTraversal,
-                             true,
-                             PrefService::UNSYNCABLE_PREF);
-}
-
-void FirewallTraversalObserver::Observe(
-    int type,
-    const content::NotificationSource& source,
-    const content::NotificationDetails& details) {
-  switch (type) {
-    case chrome::NOTIFICATION_PREF_CHANGED: {
-      std::string* pref_name_in = content::Details<std::string>(details).ptr();
-      Profile* profile =
-          Profile::FromBrowserContext(tab_contents()->browser_context());
-      DCHECK(content::Source<PrefService>(source).ptr() == profile->GetPrefs());
-      if (*pref_name_in == prefs::kRemoteAccessClientFirewallTraversal) {
-        UpdateFirewallTraversalState();
-      } else {
-        NOTREACHED() << "unexpected pref change notification" << *pref_name_in;
-      }
-      break;
-    }
-    default:
-      NOTREACHED();
-  }
-}
-
-void FirewallTraversalObserver::UpdateFirewallTraversalState() {
-  const char* pref_name = prefs::kRemoteAccessClientFirewallTraversal;
-  Profile* profile =
-      Profile::FromBrowserContext(tab_contents()->browser_context());
-  bool enabled = profile->GetPrefs()->GetBoolean(pref_name);
-
-  DictionaryValue value;
-  value.SetBoolean(pref_name, enabled);
-  std::string policy;
-  base::JSONWriter::Write(&value, false, &policy);
-  Send(new ViewMsg_UpdateRemoteAccessClientFirewallTraversal(routing_id(),
-                                                             policy));
-}
-
-bool FirewallTraversalObserver::OnMessageReceived(const IPC::Message& msg) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(FirewallTraversalObserver, msg)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_RequestRemoteAccessClientFirewallTraversal,
-                        UpdateFirewallTraversalState)
-
-    // Have the super handle all other messages.
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-
-  return handled;
-}