[Chromecast] Add connectivity checking for Chromecast.

chromecast/browser/cast_content_browser_client.h

 // Copyright 2014 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.
 
 #ifndef CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_
 #define CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 
 #include "base/macros.h"
@@ skipping 35 matching lines @@
       content::BrowserContext* browser_context,
       content::ProtocolHandlerMap* protocol_handlers,
       content::URLRequestInterceptorScopedVector request_interceptors)
       override;
   bool IsHandledURL(const GURL& url) override;
   void AppendExtraCommandLineSwitches(base::CommandLine* command_line,
                                       int child_process_id) override;
   content::AccessTokenStore* CreateAccessTokenStore() override;
   void OverrideWebkitPrefs(content::RenderViewHost* render_view_host,
                            content::WebPreferences* prefs) override;
+  void ResourceDispatcherHostCreated() override;
   std::string GetApplicationLocale() override;
   void AllowCertificateError(
       int render_process_id,
       int render_view_id,
       int cert_error,
       const net::SSLInfo& ssl_info,
       const GURL& request_url,
       content::ResourceType resource_type,
       bool overridable,
       bool strict_enforcement,
@@ skipping 50 matching lines @@
 
   scoped_ptr<URLRequestContextFactory> url_request_context_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastContentBrowserClient);
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_