Remove "Show saved copy" button from error page

chrome/renderer/net/net_error_helper.cc

Index: chrome/renderer/net/net_error_helper.cc
diff --git a/chrome/renderer/net/net_error_helper.cc b/chrome/renderer/net/net_error_helper.cc
index ca58825313a4958e7fa9410c302dad61f1331d8e..3a3c71f7e6e2bacff549fd2918d7dcfad46cdf11 100644
--- a/chrome/renderer/net/net_error_helper.cc
+++ b/chrome/renderer/net/net_error_helper.cc
@@ -53,7 +53,6 @@ using error_page::DnsProbeStatusToString;
 using error_page::ErrorPageParams;
 using error_page::LocalizedError;
 using error_page::NetErrorHelperCore;
-using error_page::OfflinePageStatus;
 
 namespace {
 
@@ -155,7 +154,7 @@ bool NetErrorHelper::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ChromeViewMsg_SetNavigationCorrectionInfo,
                         OnSetNavigationCorrectionInfo);
 #if defined(OS_ANDROID)
-    IPC_MESSAGE_HANDLER(ChromeViewMsg_SetOfflinePageInfo, OnSetOfflinePageInfo)
+    IPC_MESSAGE_HANDLER(ChromeViewMsg_SetHasOfflinePages, OnSetHasOfflinePages)
 #endif
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
@@ -183,13 +182,12 @@ void NetErrorHelper::GenerateLocalizedErrorPage(
     const blink::WebURLError& error,
     bool is_failed_post,
     bool can_show_network_diagnostics_dialog,
-    OfflinePageStatus offline_page_status,
+    bool has_offline_pages,
     scoped_ptr<ErrorPageParams> params,
     bool* reload_button_shown,
     bool* show_saved_copy_button_shown,
     bool* show_cached_copy_button_shown,
     bool* show_offline_pages_button_shown,
-    bool* show_offline_copy_button_shown,
     std::string* error_html) const {
   error_html->clear();
 
@@ -203,7 +201,7 @@ void NetErrorHelper::GenerateLocalizedErrorPage(
     LocalizedError::GetStrings(
         error.reason, error.domain.utf8(), error.unreachableURL, is_failed_post,
         error.staleCopyInCache, can_show_network_diagnostics_dialog,
-        offline_page_status, RenderThread::Get()->GetLocale(),
+        has_offline_pages, RenderThread::Get()->GetLocale(),
         render_frame()->GetRenderView()->GetAcceptLanguages(),
         std::move(params), &error_strings);
     *reload_button_shown = error_strings.Get("reloadButton", nullptr);
@@ -213,8 +211,6 @@ void NetErrorHelper::GenerateLocalizedErrorPage(
         error_strings.Get("cacheButton", nullptr);
     *show_offline_pages_button_shown =
         error_strings.Get("showOfflinePagesButton", nullptr);
-    *show_offline_copy_button_shown =
-        error_strings.Get("showOfflineCopyButton", nullptr);
     // "t" is the id of the template's root node.
     *error_html = webui::GetTemplatesHtml(template_html, &error_strings, "t");
   }
@@ -234,7 +230,7 @@ void NetErrorHelper::EnablePageHelperFunctions() {
 void NetErrorHelper::UpdateErrorPage(const blink::WebURLError& error,
                                      bool is_failed_post,
                                      bool can_show_network_diagnostics_dialog,
-                                     OfflinePageStatus offline_page_status) {
+                                     bool has_offline_pages) {
   base::DictionaryValue error_strings;
   LocalizedError::GetStrings(
       error.reason,
@@ -243,7 +239,7 @@ void NetErrorHelper::UpdateErrorPage(const blink::WebURLError& error,
       is_failed_post,
       error.staleCopyInCache,
       can_show_network_diagnostics_dialog,
-      offline_page_status,
+      has_offline_pages,
       RenderThread::Get()->GetLocale(),
       render_frame()->GetRenderView()->GetAcceptLanguages(),
       scoped_ptr<ErrorPageParams>(),
@@ -336,13 +332,6 @@ void NetErrorHelper::ShowOfflinePages() {
 #endif  // defined(OS_ANDROID)
 }
 
-void NetErrorHelper::LoadOfflineCopy(const GURL& page_url) {
-#if defined(OS_ANDROID)
-  render_frame()->Send(new ChromeViewHostMsg_LoadOfflineCopy(
-      render_frame()->GetRoutingID(), page_url));
-#endif  // defined(OS_ANDROID)
-}
-
 void NetErrorHelper::OnNetErrorInfo(int status_num) {
   DCHECK(status_num >= 0 && status_num < error_page::DNS_PROBE_MAX);
 
@@ -388,8 +377,7 @@ void NetErrorHelper::OnTrackingRequestComplete(
 }
 
 #if defined(OS_ANDROID)
-void NetErrorHelper::OnSetOfflinePageInfo(
-    OfflinePageStatus offline_page_status) {
-  core_->OnSetOfflinePageInfo(offline_page_status);
+void NetErrorHelper::OnSetHasOfflinePages(bool has_offline_pages) {
+  core_->OnSetHasOfflinePages(has_offline_pages);
 }
 #endif  // defined(OS_ANDROID)