Move DNS functions from net_error_info.h into error_page namespace.

chrome/renderer/net/net_error_helper.cc

 // Copyright (c) 2013 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/renderer/net/net_error_helper.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/i18n/rtl.h"
@@ skipping 24 matching lines @@
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/webui/jstemplate_builder.h"
 #include "url/gurl.h"
 
 using base::JSONWriter;
 using chrome_common_net::DnsProbeStatus;
-using chrome_common_net::DnsProbeStatusToString;
 using content::DocumentState;
+using content::kUnreachableWebDataURL;
 using content::RenderFrame;
 using content::RenderFrameObserver;
 using content::RenderThread;
-using content::kUnreachableWebDataURL;
+using error_page::DnsProbeStatusToString;
 using error_page::ErrorPageParams;
 using error_page::NetErrorHelperCore;
 
 namespace {
 
 // Number of seconds to wait for the navigation correction service to return
 // suggestions.  If it takes too long, just use the local error page.
 static const int kNavigationCorrectionFetchTimeoutSec = 3;
 
 NetErrorHelperCore::PageType GetLoadingPageType(const blink::WebFrame* frame) {
@@ skipping 312 matching lines @@
       success ? data : "",
       render_frame()->GetRenderView()->GetAcceptLanguages(),
       base::i18n::IsRTL());
 }
 
 void NetErrorHelper::OnTrackingRequestComplete(
     const blink::WebURLResponse& response,
     const std::string& data) {
   tracking_fetcher_.reset();
 }