Add error description to the DidFailProvisionalLoad callback.

content/renderer/mock_content_renderer_client.cc

Index: content/renderer/mock_content_renderer_client.cc
diff --git a/content/renderer/mock_content_renderer_client.cc b/content/renderer/mock_content_renderer_client.cc
index b8a8e6de758b0c717e1ae2d1d758f643906794f1..12d85acac742d8e282305dc6a380e78301a76740 100644
--- a/content/renderer/mock_content_renderer_client.cc
+++ b/content/renderer/mock_content_renderer_client.cc
@@ -42,10 +42,15 @@ void MockContentRendererClient::ShowErrorPage(RenderView* render_view,
                                               int http_status_code) {
 }
 
-std::string MockContentRendererClient::GetNavigationErrorHtml(
-    const WebKit::WebURLRequest& failed_request,
-    const WebKit::WebURLError& error) {
-  return std::string();
+void MockContentRendererClient::GetNavigationErrorStrings(
+      const WebKit::WebURLRequest& failed_request,
+      const WebKit::WebURLError& error,
+      std::string* error_html,
+      string16* error_description) {
+    if (NULL != error_html)

[mmenke, 2011/10/07 14:19:44]

nit:  Reverse order here, too, and reduce indent of next line.

[mkosiba (inactive), 2011/10/07 15:46:11]

Done.

+        *error_html = std::string();
+    if (NULL != error_description)
+        *error_description = string16();
 }
 
 bool MockContentRendererClient::RunIdleHandlerWhenWidgetsHidden() {