Revert 211950 "Display DNS probe results."

chrome/renderer/chrome_content_renderer_client.cc

Index: chrome/renderer/chrome_content_renderer_client.cc
===================================================================
--- chrome/renderer/chrome_content_renderer_client.cc	(revision 212348)
+++ chrome/renderer/chrome_content_renderer_client.cc	(working copy)
@@ -849,7 +849,7 @@
 }
 
 void ChromeContentRendererClient::GetNavigationErrorStrings(
-    WebKit::WebFrame* frame,
+    WebKit::WebFrame* /* frame */,
     const WebKit::WebURLRequest& failed_request,
     const WebKit::WebURLError& error,
     std::string* error_html,
@@ -877,13 +877,11 @@
       // error messages?
       resource_id = IDR_ERROR_APP_HTML;
     } else {
-      const std::string locale = RenderThread::Get()->GetLocale();
-      if (!NetErrorHelper::GetErrorStringsForDnsProbe(
-              frame, error, is_post, locale, &error_strings)) {
-        // In most cases, the NetErrorHelper won't provide DNS-probe-specific
-        // error pages, so fall back to LocalizedError.
-        LocalizedError::GetStrings(error, is_post, locale, &error_strings);
-      }
+      LocalizedError::GetStrings(
+          error,
+          is_post,
+          RenderThread::Get()->GetLocale(),
+          &error_strings);
       resource_id = IDR_NET_ERROR_HTML;
     }