Use the correct signal to detect failed navigations

chrome/browser/tab_contents/provisional_load_details.cc

Index: chrome/browser/tab_contents/provisional_load_details.cc
diff --git a/chrome/browser/tab_contents/provisional_load_details.cc b/chrome/browser/tab_contents/provisional_load_details.cc
index ab55b8e4c7a2d33eb5152128d443cd72c230816f..3cd59a7e5967a3cef977aaf75a0adc3c0ff02b63 100644
--- a/chrome/browser/tab_contents/provisional_load_details.cc
+++ b/chrome/browser/tab_contents/provisional_load_details.cc
@@ -12,6 +12,7 @@ ProvisionalLoadDetails::ProvisionalLoadDetails(bool is_main_frame,
                                                const GURL& url,
                                                const std::string& security_info,
                                                bool is_content_filtered,
+                                               bool is_error_page,
                                                int64 frame_id)
       : error_code_(net::OK),
         transition_type_(PageTransition::LINK),
@@ -23,6 +24,7 @@ ProvisionalLoadDetails::ProvisionalLoadDetails(bool is_main_frame,
         ssl_security_bits_(-1),
         ssl_connection_status_(0),
         is_content_filtered_(is_content_filtered),
+        is_error_page_(is_error_page),
         frame_id_(frame_id) {
   SSLManager::DeserializeSecurityInfo(security_info,
                                       &ssl_cert_id_,