Update entry page type to include error pages when appropriate.

content/browser/browser_plugin/browser_plugin_guest.cc

Index: content/browser/browser_plugin/browser_plugin_guest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_guest.cc b/content/browser/browser_plugin/browser_plugin_guest.cc
index f2a0f74dd0be0d5abaa9a5ac17b99f8c89617c12..482a49c22974f25b5bcc5ac0ef9587aeab4d0c16 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -407,6 +407,7 @@ void BrowserPluginGuest::SendQueuedMessages() {
 void BrowserPluginGuest::DidCommitProvisionalLoadForFrame(
     RenderFrameHost* render_frame_host,
     const GURL& url,
+    bool url_is_unreachable,
     ui::PageTransition transition_type) {
   RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.DidNavigate"));
 }